Progressive Rock Music Bands/Artists List Starting with letter [S]

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Bands	Style	Country
S VREMENA NA VREME	Prog Folk	Yugoslavia
S&L	Heavy Prog	Italy
S.O.T.E. (SONGS OF THE EXILE)	Heavy Prog	Netherlands
S91	Progressive Metal	Italy
SAAGARA	Indo-Prog/Raga Rock	India
SAAL HARDALI	RIO/Avant-Prog	Israel
SAASTAMOINEN, ILPO	Prog Folk	Finland
SAB	Progressive Electronic	Japan
SACCHARINE TRUST	Eclectic Prog	United States
SACKA	Rock Progressivo Italiano	Italy
SACRIFICE TO SURVIVE	Progressive Metal	United States
SACRUM	Progressive Metal	Argentina
SAD MINSTREL	Prog Folk	Italy
SADDAR BAZAAR	Indo-Prog/Raga Rock	United Kingdom
SADDLEBACK	Post Rock/Math rock	Australia
SADGAYERS	Post Rock/Math rock	United States
SADIST	Tech/Extreme Prog Metal	Italy
SADISTIC MIKA BAND	Prog Related	Japan
SADITES, JASON	Jazz Rock/Fusion	Canada
SADJA	Indo-Prog/Raga Rock	Germany
SADLER, MICHAEL	Crossover Prog	Canada
SADMAN INSTITUTE	Progressive Metal	Poland
SADO	Crossover Prog	Uzbekistan
SADOWSKI AND HIS GROUP, KRZYSZTOF	Jazz Rock/Fusion	Poland
SAECULA SAECULORUM	Symphonic Prog	Brazil
SAEEDI, SALIM GHAZI	Crossover Prog	Iran
SAELIG OYA	Heavy Prog	France
SAENA	Symphonic Prog	Mexico
SAENS	Neo-Prog	France
SAFETY FIRE, THE	Progressive Metal	United Kingdom
SAFFRAN	Crossover Prog	Germany
SAFIYYA	Progressive Electronic	United States
SAFT	Crossover Prog	Norway
SAGA	Psychedelic/Space Rock	Sweden
SAGA	Crossover Prog	Portugal
SAGA	Crossover Prog	Canada
SAGA	Symphonic Prog	Netherlands
SAGA DE RAGNAR LODBROCK	Prog Folk	France
SAGITTARIAN	Neo-Prog	Japan
SAGRADO CORA��O DA TERRA	Symphonic Prog	Brazil
SAGRAM	Indo-Prog/Raga Rock	United Kingdom
SAHARA	Eclectic Prog	Germany
SAHONA, CHARLY	Progressive Metal	France
SAIGA ANTELOPE	Crossover Prog	Norway
SAILING, THE	Crossover Prog	United States
SAILOR FREE	Heavy Prog	Italy
SA�NO	Jazz Rock/Fusion	France
SAINT JUST	Prog Folk	Italy
SAIREN	Post Rock/Math rock	France
SAJJANU	RIO/Avant-Prog	Japan
SAKRE	Prog Folk	Spain
SAKURABA, MOTOI	Neo-Prog	Japan
SAL Y MILETO	Experimental/Post Metal	Ecuador
SALAIVA	Jazz Rock/Fusion	Finland
SALAMANDER	Proto-Prog	United Kingdom
SALANDER	Crossover Prog	United Kingdom
SALARYMAN	Post Rock/Math rock	United States
SALEM HILL	Neo-Prog	United States
SALES DE BA�O	RIO/Avant-Prog	Argentina
SALICI, I	Crossover Prog	Italy
SALIS	Rock Progressivo Italiano	Italy
SALLE GAVEAU	RIO/Avant-Prog	Japan
SALLYANGIE, THE	Prog Folk	United Kingdom
SALMA GANDHI	Psychedelic/Space Rock	Sweden
SALMAG�NDI	RIO/Avant-Prog	Italy
SALMO	RIO/Avant-Prog	France
SALMON	Symphonic Prog	Netherlands
SALUKI	Jazz Rock/Fusion	Norway
SALVA	Crossover Prog	Sweden
SALVATORE	Post Rock/Math rock	Norway
SALVICTION	Experimental/Post Metal	Poland
SAM (SLICK ALEXIUS MENNIGMANN)	Jazz Rock/Fusion	Germany
SAMADHI	Rock Progressivo Italiano	Italy
SAMANOVO ZBOZI	Crossover Prog	Czech Republic
SAMETI	Krautrock	Germany
SAMLA MAMMAS MANNA	RIO/Avant-Prog	Sweden
SAMMAL	Psychedelic/Space Rock	Finland
SAMMATH NAUR	Tech/Extreme Prog Metal	Poland
SAMMELSURIUM	Crossover Prog	Germany
SAMSARA	Rock Progressivo Italiano	Italy
SAMSARA BLUES EXPERIMENT	Psychedelic/Space Rock	Germany
SAMUEL JACKSON FIVE, THE	Post Rock/Math rock	Norway
SAMURAI	Crossover Prog	United Kingdom
SAMURAI OF PROG, THE	Crossover Prog	Multi-National
SAN MARTIN, RODRIGO	Crossover Prog	Argentina
SAN PEDRO'S VISION	Psychedelic/Space Rock	United Kingdom
SANCIOUS, DAVID	Jazz Rock/Fusion	United States
SAND	Krautrock	Germany
SAND SNOWMAN	Crossover Prog	United Kingdom
SANDCASTLE	Heavy Prog	Italy
SANDERSON, DOMINIC	Eclectic Prog	United Kingdom
SANDROSE	Symphonic Prog	France
SANDSTONE	Progressive Metal	Poland
SANGIULIANO	Progressive Electronic	Italy
SANGRE DE MUERDAGO	Prog Folk	Spain
SANGUINE HUM	Neo-Prog	United Kingdom
SANHEDRIN	Eclectic Prog	Israel
SANITY	Progressive Metal	Netherlands
SANKT OTTEN	Progressive Electronic	Germany
SANNHET	Experimental/Post Metal	United States
SANTA SABINA	Crossover Prog	Mexico
SANTANA	Jazz Rock/Fusion	Multi-National
SANTANA, CARLOS	Jazz Rock/Fusion	Mexico
SANTHIAGO, GUSTAVO	Symphonic Prog	Brazil
SANTONI, I	Crossover Prog	Italy
SANVOISEN	Progressive Metal	Germany
SAPAT	Psychedelic/Space Rock	United States
SAQQARAH	Neo-Prog	France
SARASTRO BLAKE	Crossover Prog	Italy
SARAX	Post Rock/Math rock	Chile
SARCASME	Heavy Prog	France
SARCOPHAGUS NOW	Eclectic Prog	Sweden
SARIS	Neo-Prog	Germany
SARLO AKROBATA	RIO/Avant-Prog	Yugoslavia
SARMAT	Tech/Extreme Prog Metal	United States
SARTORIUS	Heavy Prog	Mexico
SASSI, YOSSI	Crossover Prog	Israel
SATAN	Symphonic Prog	France
SATAN ALFA BEEL ATEM	Progressive Electronic	Japan
SATANIQUE SAMBA TRIO	RIO/Avant-Prog	Brazil
SATCHITANANDA	Jazz Rock/Fusion	United States
SATELITE, THE	Post Rock/Math rock	Peru
SATELLITE	Neo-Prog	Poland
SATIN WHALE	Prog Related	Germany
SATISFACTION INJECTION	Jazz Rock/Fusion	Netherlands
SATOH AND THE SOUNDBREAKERS, MASAHIKO	RIO/Avant-Prog	Japan
SATURNALIA	Psychedelic/Space Rock	United Kingdom
SATURNIA	Indo-Prog/Raga Rock	Portugal
SATWA	Indo-Prog/Raga Rock	Brazil
SAULES LAIKRODIS	Crossover Prog	Lithuania
SAUNABADH	Psychedelic/Space Rock	Finland
SAVAGE LUCY	Post Rock/Math rock	South Africa
SAVAGE ROSE, THE	Prog Related	Denmark
SAVANNA	Psychedelic/Space Rock	Portugal
SAVATAGE	Progressive Metal	United States
SAVING THROW	Post Rock/Math rock	United States
SAVIOUR MACHINE	Progressive Metal	United States
SAVVOPOULOS, DIONYSIS	RIO/Avant-Prog	Greece
SAWHORSE	Post Rock/Math rock	United States
SAWKEN	Psychedelic/Space Rock	Chile
SAWS	Krautrock	United States
SAXON SHORE	Post Rock/Math rock	United States
SAYER	Progressive Electronic	United States
SBB	Eclectic Prog	Poland
SC'��F	Zeuhl	Switzerland
SCALE THE SUMMIT	Progressive Metal	United States
SCALPELLO, JAIME	Crossover Prog	Chile
SCAPA FLOW	Prog Folk	Finland
SCAPELAND WISH	Neo-Prog	United States
SCAPHOID	Experimental/Post Metal	United States
SCARAMANGA SIX ,THE	Crossover Prog	United Kingdom
SCARAMOUCHE	Symphonic Prog	Germany
SCARCITY	Experimental/Post Metal	United States
SCARDUST	Progressive Metal	Israel
SCARECREW	Krautrock	Germany
SCARED BUNNY	Psychedelic/Space Rock	Canada
SCARIOT	Progressive Metal	Norway
SCARLET HOLLOW	Heavy Prog	United States
SCARLET INSIDE	Crossover Prog	United Kingdom
SCARLET STORIES	Progressive Metal	Netherlands
SCARLET THREAD	Prog Folk	Finland
SCARLET UTOPIA	Psychedelic/Space Rock	Germany
SCATTERED PURGATORY	Krautrock	Taiwan
SCENARIO	Progressive Metal	Italy
SCENERY	Tech/Extreme Prog Metal	Czech Republic
SCENERY CHANNEL	Progressive Metal	Finland
SCHAFFER, JANNE	Jazz Rock/Fusion	Sweden
SCHAMMASCH	Tech/Extreme Prog Metal	Switzerland
SCHEHERAZADE	Neo-Prog	Japan
SCHELHAAS, JAN	Crossover Prog	United Kingdom
SCHELL & KARO, DANIEL	RIO/Avant-Prog	Belgium
SCHERANI, LUCA	Eclectic Prog	Italy
SCHERPENZEEL, TON	Crossover Prog	Netherlands
SCHERZOO	Zeuhl	France
SCHICKE & F�HRS & FR�HLING	Symphonic Prog	Germany
SCHICKERT, G�NTER	Progressive Electronic	Germany
SCHIFF, DON	Jazz Rock/Fusion	United States
SCHIPA, TITO JR.	Rock Progressivo Italiano	Italy
SCHIZOFRANTIK	Eclectic Prog	Germany
SCHIZOID LLOYD	Experimental/Post Metal	Netherlands
SCHIZOPHONIA	Crossover Prog	Switzerland
SCHLACHTVIEH	Krautrock	Germany
SCHLEIGHO	Jazz Rock/Fusion	United States
SCHLOEMER, ART SPIKE	Jazz Rock/Fusion	United States
SCHLOSS TEGAL	Progressive Electronic	United States
SCHMIDT, IRMIN	Prog Related	Germany
SCHNAUSER	Crossover Prog	United Kingdom
SCHNELLERTOLLERMEIER	RIO/Avant-Prog	Switzerland
SCHNITZLER, CONRAD	Progressive Electronic	Germany
SCHOENER, EBERHARD	Progressive Electronic	Germany
SCHOENHERZ	Crossover Prog	Austria
SCHOLOMANCE	Tech/Extreme Prog Metal	United States
SCH�NFELD	Jazz Rock/Fusion	United Kingdom
SCHOOL OF THE ARTS	Jazz Rock/Fusion	United States
SCHOOLTREE	Crossover Prog	United States
SCHROEDER, ROBERT	Progressive Electronic	Germany
SCHROEDINGER'S CAT	Psychedelic/Space Rock	Germany
SCHTUNG	Crossover Prog	New Zealand
SCHULZE, KLAUS	Progressive Electronic	Germany
SCHWARZ	Psychedelic/Space Rock	Spain
SCHWARZ, NERISSA	Crossover Prog	Germany
SCHWARZARBEIT	Crossover Prog	Germany
SCHYSMA	Progressive Metal	Italy
SCIENCE GROUP, THE	RIO/Avant-Prog	Multi-National
SCIENCE IN THE CAVE	Post Rock/Math rock	United States
SCIENCE NV	Crossover Prog	United States
SCIENTIST	Experimental/Post Metal	United States
SCIERANSKI, KRZYSZTOF	Jazz Rock/Fusion	Poland
SCISSOR SHOCK	RIO/Avant-Prog	United States
SCLERA	Tech/Extreme Prog Metal	Australia
SCOBLE, NATE	Prog Folk	United States
SCOFIELD, JOHN	Jazz Rock/Fusion	United States
SCOPE	Jazz Rock/Fusion	Netherlands
SCORCH TRIO	RIO/Avant-Prog	Multi-National
SCORCHED SHORE	Experimental/Post Metal	United States
SCRAPS OF TAPE	Post Rock/Math rock	Sweden
SCREAMING EARTH	Crossover Prog	Poland
SCREAMING GYPSY BANDITS	Eclectic Prog	United States
SCREAMING HEADLESS TORSOS	Jazz Rock/Fusion	United States
SCROOGE	RIO/Avant-Prog	Austria
SCULPTOR	Tech/Extreme Prog Metal	Serbia
SCULPTURED	Tech/Extreme Prog Metal	United States
SCYTHE	Eclectic Prog	Germany
SDNMT	Post Rock/Math rock	Germany
SE DELAN	Crossover Prog	United Kingdom
SEA IN THE SKY	Progressive Metal	United States
SEA LIKE LEAD, THE	Post Rock/Math rock	United States
SEA NYMPHS, THE	Crossover Prog	United Kingdom
SEA OF NECTAR	Progressive Metal	Venezuela
SEA OF SKIES	Progressive Metal	United States
SEA VINE	Neo-Prog	Poland
SEA WITHIN, THE	Eclectic Prog	Multi-National
SEABROOK POWER PLANT	RIO/Avant-Prog	United States
SEALAND AIRLINES	Psychedelic/Space Rock	Ukraine
SEAMUS	Eclectic Prog	France
SEASON STANDARD, THE	Eclectic Prog	Germany
SEASONS OF TIME	Neo-Prog	Germany
SEAWORTHY	Post Rock/Math rock	Australia
SEBASTIAN HARDIE	Symphonic Prog	Australia
SEBKHA CHOTT	RIO/Avant-Prog	France
SECOND FAMILY BAND	Krautrock	United States
SECOND HAND	Psychedelic/Space Rock	United Kingdom
SECOND MOVEMENT	Symphonic Prog	Germany
SECONDA GENESI, LA	Rock Progressivo Italiano	Italy
SECONDS BEFORE LANDING	Crossover Prog	United States
SECONDSKIN	Experimental/Post Metal	United Kingdom
SECOS & MOLHADOS	Prog Folk	Brazil
SECRET CHIEFS 3	RIO/Avant-Prog	United States
SECRET CINEMA	Neo-Prog	Italy
SECRET GREEN	Prog Folk	United Kingdom
SECRET MACHINES, THE	Psychedelic/Space Rock	United States
SECRET OYSTER	Jazz Rock/Fusion	Denmark
SECRET RIVER, A	Crossover Prog	Sweden
SECRET SAUCER	Psychedelic/Space Rock	United States
SECRET SOCIETY OF STARFISH	Progressive Metal	United States
SECRET TALES	Rock Progressivo Italiano	Italy
SECTILE	Progressive Metal	Ireland
SECTION 3B	Heavy Prog	Multi-National
SECTION A	Progressive Metal	Multi-National
SECTION IV	Crossover Prog	United Kingdom
SEDATE ILLUSION	Progressive Metal	Greece
SEDMINA	Prog Folk	Yugoslavia
SEED	Crossover Prog	Spain
SEEDOG	Krautrock	Germany
SEER'S TEAR	Progressive Metal	United Kingdom
SEESSELBERG	Progressive Electronic	Germany
SEFFER, YOCHK'O	Zeuhl	France
SEGNO DEL COMANDO, IL	Rock Progressivo Italiano	Italy
SEGUE, THE	Jazz Rock/Fusion	Poland
SEHNSUCHT	Psychedelic/Space Rock	Russia
SEI STILL	Krautrock	Mexico
SEID	Psychedelic/Space Rock	Norway
SEIKAZOKU	Krautrock	Japan
SEKKUTSU JEAN	Zeuhl	Japan
SELCOUTH	Experimental/Post Metal	Finland
SELDON	Rock Progressivo Italiano	Italy
SELECTRIC	Jazz Rock/Fusion	United Kingdom
SELVANS	Experimental/Post Metal	Italy
SEMANTIC SATURATION	Progressive Metal	Canada
SEMENTE	Psychedelic/Space Rock	Brazil
SEMI	Psychedelic/Space Rock	Japan
SEMIOSIS	Post Rock/Math rock	Romania
SEMIRAMIS	Rock Progressivo Italiano	Italy
SEMOOL	Krautrock	France
SENATORE, TONY	Jazz Rock/Fusion	United States
SENDELICA	Psychedelic/Space Rock	United Kingdom
SENECA	Heavy Prog	United States
SENIOR, KEN	Neo-Prog	United Kingdom
SENMUTH	Experimental/Post Metal	Russia
SENNEN	Post Rock/Math rock	Netherlands
SENOGUL	Eclectic Prog	Spain
SENSATIONS' FIX	Psychedelic/Space Rock	Italy
SENSAZIONI, LE	Rock Progressivo Italiano	Italy
SENSE	Crossover Prog	Canada
SENSE OF GRAVITY, A	Progressive Metal	United States
SENSES	Crossover Prog	United States
SENSITIVA IMMAGINE	Rock Progressivo Italiano	Italy
SENSITIVE TO LIGHT	Symphonic Prog	France
SENSUAL NOISE	Experimental/Post Metal	Belgium
SENTIENT	Psychedelic/Space Rock	United Kingdom
SENTIERO DI TAUS, IL	Rock Progressivo Italiano	Italy
SENTRYTURN	Progressive Metal	Germany
SENZA NOME	Rock Progressivo Italiano	Italy
SEPIA DREAMER	Experimental/Post Metal	Sweden
SEPSIS	Psychedelic/Space Rock	Russia
SEPTEMBER	Jazz Rock/Fusion	Yugoslavia
SEPTEMBER MALEVOLENCE	Post Rock/Math rock	Sweden
SEPUTUS	Tech/Extreme Prog Metal	United States
SEQUENCE PULSE	Post Rock/Math rock	Japan
SEQUENTIA LEGENDA	Progressive Electronic	France
SERDCE	Tech/Extreme Prog Metal	Belarus
SERENE	Symphonic Prog	Germany
SERGE RAMSES	Progressive Electronic	France
SERIOUS BEAK	Tech/Extreme Prog Metal	Australia
SERIS	Progressive Metal	United States
SERMON	Progressive Metal	United Kingdom
SERPENT COLUMN	Tech/Extreme Prog Metal	United States
SERPENTINA SATELITE	Psychedelic/Space Rock	Peru
SERPENTYNE	Prog Folk	United Kingdom
SER� GIR�N	Prog Related	Argentina
SERVANTS OF SCIENCE	Crossover Prog	United Kingdom
SERVAT, GILLES	Prog Folk	France
SESSION	Crossover Prog	Finland
SESSION VII	Progressive Metal	Canada
SET FIRE TO FLAMES	Post Rock/Math rock	Canada
SETENTIA	Tech/Extreme Prog Metal	New Zealand
SETH ANGERER	Progressive Metal	Austria
SETI	Neo-Prog	Chile
SETNA	Zeuhl	France
SEVEN	Experimental/Post Metal	United States
SEVEN DAY HUNT	Neo-Prog	Netherlands
SEVEN HORIZONS	Heavy Prog	Italy
SEVEN IMPALE	Eclectic Prog	Norway
SEVEN NAUTICAL MILES	Experimental/Post Metal	Sweden
SEVEN NINES AND TENS	Experimental/Post Metal	Canada
SEVEN PERCENT SOLUTION	Psychedelic/Space Rock	United States
SEVEN REIZH	Symphonic Prog	France
SEVEN SIDE DIAMOND	Crossover Prog	Brazil
SEVEN STEPS TO THE GREEN DOOR	Neo-Prog	Germany
SEVEN TEARS	Progressive Metal	Sweden
SEVEN THAT SPELLS	Psychedelic/Space Rock	Croatia
SEVENTH DIMENSION	Progressive Metal	Sweden
SEVENTH SONS	Indo-Prog/Raga Rock	United States
SEVENTH STATION	Progressive Metal	Slovenia
SEVENTH WAVE	Crossover Prog	United Kingdom
SEVENTH WILL	Crossover Prog	Italy
SEVENTH WONDER	Progressive Metal	Sweden
SEVERED GARDEN	Neo-Prog	Italy
SEZIONE FRENANTE	Rock Progressivo Italiano	Italy
SF	Psychedelic/Space Rock	Japan
SFARATTHONS	Rock Progressivo Italiano	Italy
SFILTROM	Eclectic Prog	Slovenia
SFINX	Eclectic Prog	Romania
SFOGLI,MARCO	Progressive Metal	Italy
SFUMATO	Psychedelic/Space Rock	Germany
SGT.	Post Rock/Math rock	Japan
SH'MANTRA	Psychedelic/Space Rock	Australia
SHAA KHAN	Heavy Prog	Germany
SHADES OF DAWN	Symphonic Prog	Germany
SHADOW CIRCUS	Symphonic Prog	United States
SHADOW GALLERY	Progressive Metal	United States
SHADOW MERCHANT	Heavy Prog	United States
SHADOW THEORY, THE	Progressive Metal	Multi-National
SHADOWFAX	Crossover Prog	United States
SHADOWHAWK, P.J.	Neo-Prog	United States
SHADOWLAND	Neo-Prog	United Kingdom
SHADOWLIGHT	Crossover Prog	United Kingdom
SHADOWS LAND	Tech/Extreme Prog Metal	Poland
SHADRANE	Progressive Metal	France
SHADYON	Progressive Metal	France
SHAKARY	Neo-Prog	Switzerland
SHAKTI WITH JOHN MCLAUGHLIN	Indo-Prog/Raga Rock	Multi-National
SHALABI EFFECT	Post Rock/Math rock	Canada
SHALASH BAND	Symphonic Prog	Russia
SHAMALL	Neo-Prog	Germany
SHAMAN	Progressive Metal	Brazil
SHAMAN ELEPHANT	Psychedelic/Space Rock	Norway
SHAMBLEMATHS	Eclectic Prog	Norway
SHAMPOO	Jazz Rock/Fusion	Belgium
SHANKAR, ANANDA	Indo-Prog/Raga Rock	India
SHANNON	Prog Folk	France
SHANNONDOA	Krautrock	Germany
SHANTI	Indo-Prog/Raga Rock	Multi-National
SHAOLIN DEATH SQUAD	Progressive Metal	United States
SHAPES STARS MAKE	Post Rock/Math rock	United States
SHARAPODINOV, KAMILLE	Crossover Prog	Russia
SHARDBORNE	Progressive Metal	Ireland
SHARKMOVE	Symphonic Prog	Indonesia
SHARMA, ROHAN	Progressive Metal	Australia
SHATTER PROJECKT	Psychedelic/Space Rock	United States
SHATTERED GLASS	Progressive Metal	Brazil
SHATTERED LIGHT	Progressive Metal	Russia
SHATTERED SKIES	Progressive Metal	United Kingdom
SHATTERED SYSTEMS	Progressive Metal	United States
SHAVE THE MONKEY	Prog Folk	United Kingdom
SHEEKY, MARK	Progressive Electronic	United Kingdom
SHEER CEREBRAL POWER	Eclectic Prog	Various
SHELL FROM OCEANIC	Progressive Metal	Portugal
SHELLER, WILLIAM	Prog Related	France
SHELTER IN THE DESERT, A	Post Rock/Math rock	Mexico
SHELTER RED	Experimental/Post Metal	United States
SHELVING	Experimental/Post Metal	Switzerland
SHEM	Psychedelic/Space Rock	Germany
SHEPHERDS OF CASSINI	Experimental/Post Metal	New Zealand
SHERINIAN, DEREK	Jazz Rock/Fusion	United States
SHERPA THE TIGER	Krautrock	Ukraine
SHERWOOD, BILLY	Crossover Prog	United States
SHESHET	Eclectic Prog	Israel
SHIBUSASHIRAZU	Jazz Rock/Fusion	Japan
SHIDE & ACORN	Prog Folk	United Kingdom
SHIMAKAWA, KENTA	Zeuhl	United States
SHIN,THE	Jazz Rock/Fusion	Georgia
SHINE DI�N	Prog Folk	Norway
SHINEBACK	Crossover Prog	United Kingdom
SHINGETSU	Symphonic Prog	Japan
SHINING	RIO/Avant-Prog	Norway
SHINING	Tech/Extreme Prog Metal	Sweden
SHINKI CHEN & FRIENDS	Psychedelic/Space Rock	Japan
SHINSEKAI	Eclectic Prog	Japan
SHIP OF FOOLS	Psychedelic/Space Rock	United Kingdom
SHIVA THE DESTRUCTOR	Psychedelic/Space Rock	Ukraine
SHIVANANDA	Jazz Rock/Fusion	Switzerland
SHIVER, THE	Proto-Prog	Switzerland
SHOB	Jazz Rock/Fusion	France
SHOGUN KUNITOKI	Progressive Electronic	Finland
SHORA	Post Rock/Math rock	Switzerland
SHORT WAVE	Canterbury Scene	United Kingdom
SHORTER, WAYNE	Jazz Rock/Fusion	United States
SHOW-YEN	Heavy Prog	Japan
SHOWMEN 2	Rock Progressivo Italiano	Italy
SHREEVE, MARK	Progressive Electronic	United Kingdom
SHRINEBUILDER	Experimental/Post Metal	United States
SHUB-NIGGURATH	Zeuhl	France
SHULLER, FREDERICH	Progressive Electronic	Romania
SHULMAN, DAMON	Eclectic Prog	United Kingdom
SHUMAUN	Progressive Metal	Multi-National
SHURAKAY	Crossover Prog	Spain
SHUTTAH	Psychedelic/Space Rock	United Kingdom
SHY TRAFFICKER, THE	Post Rock/Math rock	United States
SHYLOCK	Symphonic Prog	France
SIANI FT. NUOVA IDEA, PAOLO	Rock Progressivo Italiano	Italy
SIBELIUS	Progressive Metal	Venezuela
SICHER	Symphonic Prog	Switzerland
SICKOAKES	Post Rock/Math rock	Sweden
SICMONIC	Tech/Extreme Prog Metal	United States
SIDDHARTHA	Psychedelic/Space Rock	Turkey
SIDDHARTHA	Krautrock	Germany
SIDE C	Rock Progressivo Italiano	Italy
SIDE STEPS	Crossover Prog	Japan
SIEGES EVEN	Progressive Metal	Germany
SIENA ROOT	Heavy Prog	Sweden
SIGH	Experimental/Post Metal	Japan
SIGIL	Experimental/Post Metal	Canada
SIGMA	Neo-Prog	Brazil
SIGMA 5	Progressive Metal	Brazil
SIGMA CERO	Progressive Metal	Spain
SIGNAL TO NOISE RATIO	Psychedelic/Space Rock	Poland
SIGNALS OF BEDLAM	Heavy Prog	United States
SIGNS OF ONE	Prog Related	Canada
SIGUR R�S	Post Rock/Math rock	Iceland
SIIILK	Crossover Prog	France
SIINAI	Krautrock	Finland
SIJ	Progressive Electronic	Ukraine
SIKA REDEM	Experimental/Post Metal	United Kingdom
SIKTH	Tech/Extreme Prog Metal	United Kingdom
SIL MUIR	Progressive Electronic	Italy
SILAS NEPTUNE	Psychedelic/Space Rock	United States
SILBERBART	Krautrock	Germany
SILENCE KIT	Post Rock/Math rock	Russia
SILENCE THE ARIA	Tech/Extreme Prog Metal	United States
SILENCE, THE	Eclectic Prog	Japan
SILENCIO	RIO/Avant-Prog	United States
SILENT AGREEMENT	Neo-Prog	Netherlands
SILENT CALL	Progressive Metal	Sweden
SILENT CARNIVAL	Krautrock	Italy
SILENT CLASH	Progressive Metal	Canada
SILENT EDGE	Progressive Metal	Netherlands
SILENT EXILE	Progressive Metal	Canada
SILENT GRACE	Eclectic Prog	Ukraine
SILENT ISLAND	Post Rock/Math rock	Hungary
SILENT LAPSE	Progressive Metal	United States
SILENT LUCIDITY	Progressive Metal	Germany
SILENT MEMORIAL	Progressive Metal	Switzerland
SILENT SCREAM	Progressive Metal	Argentina
SILENT TEMPLE	Crossover Prog	United States
SILENT VOICES	Progressive Metal	Finland
SILENTCLOCK	Crossover Prog	France
SILHOUETTE	Neo-Prog	Netherlands
SILJAN	Heavy Prog	France
SILMARIL	Prog Folk	United States
SILO, LE	RIO/Avant-Prog	Japan
SILOAH	Krautrock	Germany
SILUETLESS	Progressive Metal	Lithuania
SILVER APPLES	Proto-Prog	United States
SILVER HUNTER	Crossover Prog	United Kingdom
SILVER KEY	Neo-Prog	Italy
SILVER LINING	Symphonic Prog	France
SILVER MT. ZION, A	Post Rock/Math rock	Canada
SILVER SUMMIT	Prog Folk	United States
SILVER SURFER, THE	Progressive Electronic	Spain
SILVERMAN, THE	Progressive Electronic	United Kingdom
SILVESTER ANFANG	Krautrock	Belgium
SIMAC, FABIOLA	Eclectic Prog	Mexico
SIMAKDIALOG	Jazz Rock/Fusion	Indonesia
SIMEON SOUL CHARGER	Crossover Prog	United States
SIMILAR	Psychedelic/Space Rock	Puerto Rico
SIMIONI, ADRIANNE	Crossover Prog	Brazil
SIMMONDS, MICKEY	Symphonic Prog	United Kingdom
SIMON APPLE	Crossover Prog	United States
SIMON SAYS	Symphonic Prog	Sweden
SIMPLEXITY	Crossover Prog	Egypt
SIMPLY THEY	Neo-Prog	Canada
SIMULACRUM	Progressive Metal	Finland
SINATLIS TSELITSADI (THE LIGHT YEAR)	Eclectic Prog	Georgia
SINCLAIR, DAVE	Prog Related	United Kingdom
SINCLAIR, RICHARD	Canterbury Scene	United Kingdom
SINDELFINGEN	Prog Folk	United Kingdom
SINESTESIA	Progressive Metal	Italy
SINEW	Crossover Prog	Germany
SINFIELD, PETER	Prog Related	United Kingdom
SINGLE CELLED ORGANISM	Crossover Prog	Germany
SINGLELITO	Eclectic Prog	Colombia
SINGULARITY	Crossover Prog	United States
SINIAALTO	Progressive Electronic	Finland
SINISTER STREET	Neo-Prog	Netherlands
SINISTRO	Experimental/Post Metal	Portugal
SINKADUS	Symphonic Prog	Sweden
SINOIA CAVES	Progressive Electronic	Canada
SINTESI DEL VIAGGIO DI ES	Rock Progressivo Italiano	Italy
SINTESIS	Jazz Rock/Fusion	Argentina
SINTESIS	Prog Folk	Cuba
SINTO	Krautrock	Germany
SINTONIA DISTORTA	Rock Progressivo Italiano	Italy
SINUS	Neo-Prog	Poland
SIOS	Progressive Metal	United States
SIOUM	Post Rock/Math rock	United States
SIQUIERO	Crossover Prog	Argentina
SIR MILLARD MULCH	RIO/Avant-Prog	United States
SIRI KARLSSON	Krautrock	Sweden
SIRIUS	Symphonic Prog	Germany
SISARE	Experimental/Post Metal	Finland
SISTA MAJ	Psychedelic/Space Rock	Sweden
SISTEMA, IL	Rock Progressivo Italiano	Italy
SISTER HELEN	Crossover Prog	United States
SISTERHOOD OF KLANGPEDAL	Jazz Rock/Fusion	Slovakia
SISTRA	Psychedelic/Space Rock	Italy
SITHONIA	Rock Progressivo Italiano	Italy
SITTING BULL	Krautrock	Germany
SIX CYLINDRES EN V	RIO/Avant-Prog	France
SIX ELEMENTS	Neo-Prog	United States
SIX MAGICS	Progressive Metal	Chile
SIX NORTH	Jazz Rock/Fusion	Japan
SIX ORGANS OF ADMITTANCE	Psychedelic/Space Rock	United States
SIX PARTS SEVEN, THE	Post Rock/Math rock	United States
SIXTY-NINE	Symphonic Prog	Germany
SIXUN	Jazz Rock/Fusion	France
SJ�BLOM, RIKARD	Eclectic Prog	Sweden
SJODOGG	Tech/Extreme Prog Metal	Norway
SJS	Neo-Prog	Australia
SKAGOS	Experimental/Post Metal	Canada
SKALDIC CURSE	Tech/Extreme Prog Metal	United Kingdom
SKALDOWIE	Eclectic Prog	Poland
SKANDAL�SE ORKESTER, DET	Jazz Rock/Fusion	Norway
SK�PHE	Tech/Extreme Prog Metal	Multi-National
SKE	Eclectic Prog	Italy
SKEEM	Neo-Prog	France
SKELETON CREW	RIO/Avant-Prog	United States
SKELETONBREATH	Heavy Prog	United States
SKEPPET	Krautrock	Sweden
SKEWED SKIES	Experimental/Post Metal	Germany
SKIN ALLEY	Jazz Rock/Fusion	United Kingdom
SKIZMA	Tech/Extreme Prog Metal	Finland
SKORE	Heavy Prog	Hungary
SK�TT, JAKOB	Progressive Electronic	Denmark
SKRYPTOR	Experimental/Post Metal	United States
SKRYVANIA	Symphonic Prog	France
SKRZEK, J�ZEF	Eclectic Prog	Poland
SKY	Eclectic Prog	United Kingdom
SKY ARCHITECT	Heavy Prog	Netherlands
SKY ARCHITECTS	Post Rock/Math rock	Denmark
SKY CRIES MARY	Crossover Prog	United States
SKY EMPIRE	Progressive Metal	United Kingdom
SKY PICNIC	Psychedelic/Space Rock	United States
SKY SIGNALS	Progressive Metal	Australia
SKYFOX 8	Neo-Prog	Brazil
SKYHARBOR	Progressive Metal	Multi-National
SKYLAKE	Crossover Prog	Netherlands
SKYRAMPS	Progressive Electronic	United States
SKYS, THE	Crossover Prog	Lithuania
SKYSAW	Crossover Prog	United States
SKYTHALA	Tech/Extreme Prog Metal	United States
SKYWHALE	Jazz Rock/Fusion	United Kingdom
SL THEORY	Heavy Prog	Greece
SLAMMIN'THRU	Progressive Metal	Spain
SLAPP HAPPY	RIO/Avant-Prog	Multi-National
SLATTER, TOM	Crossover Prog	United Kingdom
SLAVES TO FASHION / EX P:O:B (PEDESTRIANS OF BLUE)	Progressive Metal	Norway
SLEEP DESIGN, THE	Post Rock/Math rock	United States
SLEEP IN HEADS	Progressive Metal	Ukraine
SLEEP MAPS	Experimental/Post Metal	United States
SLEEP REBELLION	Crossover Prog	United States
SLEEP SIREN	Progressive Metal	United States
SLEEP TERROR	Tech/Extreme Prog Metal	United States
SLEEP TOKEN	Post Rock/Math rock	United Kingdom
SLEEPERS AWAKE	Progressive Metal	United States
SLEEPIN PILLOW	Psychedelic/Space Rock	Greece
SLEEPING IN GETHSEMANE	Experimental/Post Metal	United States
SLEEPING IN TRAFFIC	Progressive Metal	Canada
SLEEPING PANDORA	Psychedelic/Space Rock	Germany
SLEEPING PEOPLE	Post Rock/Math rock	United States
SLEEPLESS	Crossover Prog	Israel
SLEEPMAKESWAVES	Post Rock/Math rock	Australia
SLEEPSTREAM	Post Rock/Math rock	Greece
SLEEPWALKER SUN	Progressive Metal	Brazil
SLEEPY HOLLOW	Crossover Prog	United States
SLEEPY PEOPLE	Eclectic Prog	United Kingdom
SLEEPY SUN	Psychedelic/Space Rock	United States
SLEEPYTIME GORILLA MUSEUM	RIO/Avant-Prog	United States
SLEPOY, FRANCISCO	RIO/Avant-Prog	Argentina
SLEVIN, JIMI	Prog Folk	Ireland
SLICE THE CAKE	Tech/Extreme Prog Metal	United Kingdom
SLICK, JULIE	Eclectic Prog	United States
SLIFT	Psychedelic/Space Rock	France
SLIM CHARLES	Crossover Prog	United States
SLINT	Prog Related	United States
SLIVOVITZ	Jazz Rock/Fusion	Italy
SLOCHE	Jazz Rock/Fusion	Canada
SLOGANS	Rock Progressivo Italiano	Italy
SLOVO MIRA	Psychedelic/Space Rock	Russia
SLOW ELECTRIC	Crossover Prog	Multi-National
SLOW LIGHT, THE	Psychedelic/Space Rock	Australia
SLOW MOTION REIGN	Neo-Prog	United States
SLOW RIDE HOME	Psychedelic/Space Rock	Ukraine
SLOW SIX	Post Rock/Math rock	United States
SLOWEST RUNNER (IN ALL THE WORLD), (THE)	Post Rock/Math rock	United States
SLOWMOVIES, THE	Jazz Rock/Fusion	Italy
SLOWS	Progressive Electronic	United Kingdom
SLP	Heavy Prog	Canada
SLUG COMPARISON	Crossover Prog	Canada
SLUGDGE	Tech/Extreme Prog Metal	United Kingdom
SLYCHOSIS	Neo-Prog	United States
SLYDE, THE	Progressive Metal	Canada
SMAK	Jazz Rock/Fusion	Yugoslavia
SMALLMAN	Experimental/Post Metal	Bulgaria
SMALLTAPE	Crossover Prog	Germany
SMASH	Indo-Prog/Raga Rock	Spain
SMASH THE CRASH	Jazz Rock/Fusion	Poland
SMEGMA	RIO/Avant-Prog	United States
SMELL OF INCENSE	Prog Folk	Norway
SMILE, THE	Crossover Prog	United Kingdom
SMITH'S BOMBASTIC MEATBATS, CHAD	Jazz Rock/Fusion	United States
SMITH, MALCOLM	Eclectic Prog	United States
SMITH, NATHAN PARKER	Jazz Rock/Fusion	United States
SMOHALLA	Experimental/Post Metal	France
SMOKE	Jazz Rock/Fusion	United States
SMOKESTACK FAERIE	Prog Folk	Finland
SMOKING SPORE	Psychedelic/Space Rock	United States
SMOOT, MARK	Neo-Prog	United States
SMOTE	Krautrock	United Kingdom
SMYTHE, PAT	Jazz Rock/Fusion	United Kingdom
SNAILFACE	Heavy Prog	United States
SNAKE OIL	RIO/Avant-Prog	France
SNAKE OIL	Psychedelic/Space Rock	United States
SNAKEFINGER	RIO/Avant-Prog	United Kingdom
SNAKES ALIVE	Crossover Prog	Australia
SNAKES DON'T BELONG IN ALASKA	Psychedelic/Space Rock	United Kingdom
SNARLING ADJECTIVE CONVENTION	RIO/Avant-Prog	United States
SNC	Psychedelic/Space Rock	Italy
SNEDDON, GREG	Crossover Prog	Australia
SNELDER, MIRA	Eclectic Prog	Netherlands
SNOBS, THE	Krautrock	France
SNOPEK III, SIGMUND	Eclectic Prog	United States
SNOVI	Psychedelic/Space Rock	Croatia
SNOW, VICTOR	Crossover Prog	United States
SNOWBALL	Jazz Rock/Fusion	Germany
SNOWBLOOD	Experimental/Post Metal	United Kingdom
SNOWDONIA	Neo-Prog	Spain
SNOWMAN	Neo-Prog	Portugal
SO DOES YOUR MOTHER	Crossover Prog	Italy
SO IS THE TONGUE	Experimental/Post Metal	United States
SOCIAL TENSION	Symphonic Prog	Japan
SOCIET� ANONIMA DECOSTRUZIONISMI ORGANICI, THE	RIO/Avant-Prog	Italy
SOCIETE DES TIMIDES � LA PARADE DES OISEAUX, LA	RIO/Avant-Prog	France
SOCIONIC	Progressive Metal	United States
SOCKARIS	Progressive Metal	Mexico
SOEN	Experimental/Post Metal	Multi-National
SOFT FFOG	Jazz Rock/Fusion	Norway
SOFT HEAP	Canterbury Scene	United Kingdom
SOFT HEARTED SCIENTISTS	Prog Folk	United Kingdom
SOFT MACHINE LEGACY	Canterbury Scene	United Kingdom
SOFT MACHINE, THE	Canterbury Scene	United Kingdom
SOFT MOUNTAIN	Canterbury Scene	Multi-National
SOFT WORKS	Canterbury Scene	United Kingdom
SOFTEN THE GLARE	Jazz Rock/Fusion	United States
SOFTWARE	Progressive Electronic	Germany
SOGNO DI RUBIK, IL	Rock Progressivo Italiano	Italy
SOL INVICTUS	Prog Folk	United Kingdom
SOL KIA	Experimental/Post Metal	Belgium
SOLACE SUPPLICE	Heavy Prog	France
SOLANACEAE	Prog Folk	Denmark
SOLAR ARCHITECT	Heavy Prog	Canada
SOLAR CORONA	Psychedelic/Space Rock	Portugal
SOLAR GLORY	Psychedelic/Space Rock	United States
SOLAR PLEXUS	Jazz Rock/Fusion	Sweden
SOLAR PROJECT	Psychedelic/Space Rock	Germany
SOLAR SOMA	Crossover Prog	Australia
SOLAR WIND	Eclectic Prog	Israel
SOLARFERENCE	Prog Folk	United Kingdom
SOLARHALL	Heavy Prog	Finland
SOLARIS	Symphonic Prog	Hungary
SOLBERG, EINAR	Crossover Prog	Norway
SOLE REMEDY	Progressive Metal	Finland
SOLEDAD	Progressive Metal	France
SOLEFALD	Tech/Extreme Prog Metal	Norway
SOLID GROUND	Crossover Prog	Montenegro
SOLID VISION	Progressive Metal	Italy
SOLIS	Neo-Prog	Brazil
SOLIS LACUS	Jazz Rock/Fusion	Belgium
SOLITUDE	Crossover Prog	Ukraine
SOLKYRI	Post Rock/Math rock	Australia
SOLSTAFIR	Experimental/Post Metal	Iceland
SOLSTICE	Neo-Prog	United Kingdom
SOLSTICE	Jazz Rock/Fusion	Canada
SOLSTICE COIL	Prog Related	Israel
SOLTERRA	Crossover Prog	United States
SOLUM	Heavy Prog	Sweden
SOLUS3	Eclectic Prog	United Kingdom
SOLUTION	Jazz Rock/Fusion	Netherlands
SOLUTION SCIENCE SYSTEMS	Heavy Prog	United States
SOM IMAGIN�RIO	Psychedelic/Space Rock	Brazil
SOM NOSSO DE CADA DIA	Eclectic Prog	Brazil
SOMA	Psychedelic/Space Rock	United Kingdom
SOMA	Jazz Rock/Fusion	United States
SOMA PLANET	Eclectic Prog	Spain
SOMA WHITE	Crossover Prog	Poland
SOMALGIA	Experimental/Post Metal	United Kingdom
SOMALI YACHT CLUB	Psychedelic/Space Rock	Ukraine
SOMBRE HOLIDAY	Progressive Metal	United States
SOMBRE REPTILE	Jazz Rock/Fusion	France
SOMEWHERE IN THE SKY	Crossover Prog	Greece
SOMMA	Post Rock/Math rock	Russia
SOMNAMBULIST	Crossover Prog	United States
SOMNURI	Experimental/Post Metal	United States
SONAR	Psychedelic/Space Rock	Hungary
SONAR	RIO/Avant-Prog	Switzerland
SONCNA POT	Jazz Rock/Fusion	Yugoslavia
SONIC BOOM	Psychedelic/Space Rock	United Kingdom
SONIC DEBRIS	Progressive Metal	Norway
SONIC DESOLUTION	Heavy Prog	Sweden
SONIC PULSAR	Crossover Prog	Portugal
SONIC SHAMEN, THE	Psychedelic/Space Rock	United Kingdom
SONIC SIGHT	Neo-Prog	Norway
SONIC TAPESTRY	Neo-Prog	United Kingdom
SONIC TRIP PROJECT	Psychedelic/Space Rock	United Kingdom
SONIQ CIRCUS	Heavy Prog	Sweden
SONIQ THEATER	Crossover Prog	Germany
SONISK BLODBAD	Progressive Electronic	Multi-National
SONNA	Post Rock/Math rock	United States
SONN�V	Post Rock/Math rock	Spain
SONORA SUNRISE	Psychedelic/Space Rock	Russia
SONORHC	Psychedelic/Space Rock	France
SONOROUS DYNAMO	Progressive Metal	Switzerland
SONS OF ALPHA CENTAURI	Experimental/Post Metal	United Kingdom
SONS OF APOLLO	Progressive Metal	United States
SONS OF CEPHEIDS	RIO/Avant-Prog	United States
SONS OF SEASONS	Progressive Metal	Germany
SONS OF ZEVEDEUS	Eclectic Prog	Greece
SONTAAG	Psychedelic/Space Rock	United Kingdom
SONUS UMBRA	Crossover Prog	United States
SOORD, BRUCE	Crossover Prog	United Kingdom
SOPHIE'S EARTHQUAKE	Psychedelic/Space Rock	Germany
SOPHISTREE	Eclectic Prog	Germany
S�RENSEN, NICKLAS	Psychedelic/Space Rock	Denmark
SORGENTE, LA	Rock Progressivo Italiano	Italy
SORNE	Prog Folk	United States
SORRENTI, ALAN	Rock Progressivo Italiano	Italy
SORROWFUL WINDS	Progressive Metal	Greece
SORRY NO FERRARI	Heavy Prog	United States
SOT	RIO/Avant-Prog	Norway
SOTOS	RIO/Avant-Prog	France
SOUL CAGES	Progressive Metal	Germany
SOUL DOUBT	Progressive Metal	Italy
SOUL ENEMA	Eclectic Prog	Israel
SOUL SECRET	Progressive Metal	Italy
SOULBREAKER COMPANY, THE	Psychedelic/Space Rock	Spain
SOULENGINE	Symphonic Prog	Italy
SOULJOURNERS	Progressive Metal	United States
SOULS IGNITE	Crossover Prog	Argentina
SOULS VIBRATING IN THE UNIVERSE	Post Rock/Math rock	United Kingdom
SOULSPLITTER	Progressive Metal	Germany
SOUND & SHAPE	Heavy Prog	United States
SOUND GOAT PROJECT	Heavy Prog	Poland
SOUND HORIZON	Crossover Prog	Japan
SOUND OF ANIMALS FIGHTING, THE	Heavy Prog	United States
SOUND OF CONTACT	Crossover Prog	Multi-National
SOUND OF SILENCE	Progressive Metal	Greece
SOUNDARCADE	Psychedelic/Space Rock	Latvia
SOUNDDIARY	Crossover Prog	Austria
SOUNDGEIST	Progressive Metal	Greece
SOUNDRISE	Crossover Prog	Italy
SOUNDS LIKE THE END OF THE WORLD	Post Rock/Math rock	Poland
SOUNDS OF NEW SOMA	Progressive Electronic	Germany
SOUNDSCAPE	Progressive Metal	United States
SOUP	Crossover Prog	Norway
SOUR	Psychedelic/Space Rock	Colombia
SOURCE	Progressive Metal	United States
SOURCE, THE	Crossover Prog	United States
SOUTH HARBOUR	Experimental/Post Metal	Denmark
SOUTH OF NO NORTH	Krautrock	Belgium
SOUTHERN CROSS	Progressive Metal	Canada
SOUTHERN EMPIRE	Crossover Prog	Australia
SOUVARIS	Post Rock/Math rock	United Kingdom
SOUVENIR'S YOUNG AMERICA	Post Rock/Math rock	United States
SPACE ALLIANCE	Progressive Electronic	Italy
SPACE ART	Progressive Electronic	France
SPACE CIRCUS	Jazz Rock/Fusion	Japan
SPACE DEBRIS	Psychedelic/Space Rock	Germany
SPACE DRUIDS	Psychedelic/Space Rock	Russia
SPACE EXPLOSION	Krautrock	Germany
SPACE IN SPACE	Crossover Prog	Croatia
SPACE INVADERS	Psychedelic/Space Rock	Germany
SPACE JUNK IS FOREVER	Eclectic Prog	United States
SPACE KITCHEN	Crossover Prog	Canada
SPACE MACHINE	Progressive Electronic	Japan
SPACE MIRRORS	Psychedelic/Space Rock	Multi-National
SPACE MONSTER	Crossover Prog	Canada
SPACE MUSHROOM FUZZ	Psychedelic/Space Rock	United States
SPACE ODYSSEY	Progressive Metal	Sweden
SPACE RITUAL	Psychedelic/Space Rock	United Kingdom
SPACE SPECTRUM, THE	Psychedelic/Space Rock	Germany
SPACE SWEEPER	Progressive Electronic	United States
SPACEBOX	Krautrock	Germany
SPACECRAFT	Progressive Electronic	France
SPACED OUT	Jazz Rock/Fusion	Canada
SPACEHEAD	Psychedelic/Space Rock	United Kingdom
SPACEKING	Experimental/Post Metal	Russia
SPACELORDS, THE	Psychedelic/Space Rock	Germany
SPACEMEN 3	Psychedelic/Space Rock	United Kingdom
SPACES	Jazz Rock/Fusion	United States
SPACES	Post Rock/Math rock	United States
SPACESEED	Psychedelic/Space Rock	United States
SPACESHIP	Jazz Rock/Fusion	United States
SPACIOUS MIND, THE	Psychedelic/Space Rock	Sweden
SPADA, TONY	Jazz Rock/Fusion	United States
SPALTKLANG	RIO/Avant-Prog	Switzerland
SPARIFANKAL	Prog Folk	Germany
SPARKLE IN GREY	Post Rock/Math rock	Italy
SPARKS	Crossover Prog	United States
SPARROWS SWARM AND SING	Post Rock/Math rock	United States
SPASTIC INK	Tech/Extreme Prog Metal	United States
SPATIAL MOODS	Psychedelic/Space Rock	Peru
SPEAKER GAIN TEARDROP	Post Rock/Math rock	Japan
SPEAKING TO STONES	Progressive Metal	United States
SPECIAL OTHERS	Jazz Rock/Fusion	Japan
SPECIAL PROVIDENCE	Progressive Metal	Hungary
SPECIES BEING	RIO/Avant-Prog	United States
SPECIMEN 37	Psychedelic/Space Rock	United States
SPECIMEN13	Eclectic Prog	Canada
SPECTRAL INCURSION	Tech/Extreme Prog Metal	United States
SPECTRUM	Heavy Prog	Chile
SPECTRUM	Crossover Prog	Australia
SPECTRUM ROAD	Jazz Rock/Fusion	Multi-National
SPEECHLESS	Crossover Prog	United States
SPEED LIMIT	Jazz Rock/Fusion	France
SPEED; GLUE AND SHINKI	Psychedelic/Space Rock	Japan
SPEKTAKEL	Eclectic Prog	Germany
SPEKTAR	Crossover Prog	Yugoslavia
SPEKTOR, ROMAN	Crossover Prog	Israel
SPEKTRUM	Neo-Prog	Sweden
SPERM	Progressive Electronic	Finland
SPERRM�LL	Krautrock	Germany
SPETTRI	Heavy Prog	Italy
SPHERE 3	Jazz Rock/Fusion	United Kingdom
SPHERE OF SOULS	Progressive Metal	Netherlands
SPHERIC UNIVERSE EXPERIENCE	Progressive Metal	France
SPHEROE	Jazz Rock/Fusion	France
SPHINX	Symphonic Prog	Multi-National
SPIN	Jazz Rock/Fusion	Netherlands
SPIN XXI	Symphonic Prog	Brazil
SPINETTA JADE	Jazz Rock/Fusion	Argentina
SPINIFEX	RIO/Avant-Prog	Netherlands
SPINOZARRE	Experimental/Post Metal	France
SPIRAL	Psychedelic/Space Rock	United States
SPIRAL ARCHITECT	Tech/Extreme Prog Metal	Norway
SPIRAL DRIVE	Psychedelic/Space Rock	Germany
SPIRAL GALAXY	Krautrock	United States
SPIRAL KEY	Crossover Prog	United Kingdom
SPIRAL ORCHESTRA	Symphonic Prog	Switzerland
SPIRAL REALMS	Psychedelic/Space Rock	United Kingdom
SPIRALING	Crossover Prog	United States
SPIRALMAZE	Psychedelic/Space Rock	Greece
SPIRES	Tech/Extreme Prog Metal	United States
SPIRES THAT IN THE SUNSET RISE	Prog Folk	United States
SPIRIT	Proto-Prog	United States
SPIRIT OF CHRISTMAS, THE	Eclectic Prog	Canada
SPIRIT OF THE MATTER	Psychedelic/Space Rock	France
SPIRITCZUALIC ENHANCEMENT CENTER	Krautrock	Germany
SPIRITS BURNING	Psychedelic/Space Rock	Multi-National
SPIRITS OF THE DEAD	Crossover Prog	Norway
SPIRITS OF THE EARTH, THE	Psychedelic/Space Rock	United Kingdom
SPIROGYRA	Prog Folk	United Kingdom
SPIROSFERA	Eclectic Prog	Italy
SPITZEN	Neo-Prog	Netherlands
SPLASH	Jazz Rock/Fusion	Sweden
SPLEEN ARCANA	Crossover Prog	France
SPLINK	Psychedelic/Space Rock	United Kingdom
SPLINTER	Neo-Prog	Netherlands
SPLIT BEARING	Progressive Metal	Czech Republic
SPLIT ENZ	Crossover Prog	New Zealand
SPOCK'S BEARD	Symphonic Prog	United States
SPOKE OF SHADOWS	Heavy Prog	United States
SPONTANEOUS COMBUSTION	Psychedelic/Space Rock	United Kingdom
SPOOKY TOOTH	Proto-Prog	United Kingdom
SPRAIN	RIO/Avant-Prog	United States
SPRIGGAN MIST	Prog Folk	United Kingdom
SPRIGUNS (OF TOLGUS)	Prog Folk	United Kingdom
SPRING	Eclectic Prog	United Kingdom
SPRING & YOUTH	Experimental/Post Metal	Serbia
SPROINGG	Eclectic Prog	Germany
SPUR, THE	Progressive Metal	Germany
SPURV	Post Rock/Math rock	Norway
SQUACKETT	Crossover Prog	United Kingdom
SQUADRA OMEGA	Psychedelic/Space Rock	Italy
SQUALUS	Experimental/Post Metal	United States
SQUAREPUSHER	Jazz Rock/Fusion	United Kingdom
SQUARTET	RIO/Avant-Prog	Italy
SQUAT CLUB	Heavy Prog	Australia
SQUID	Post Rock/Math rock	United Kingdom
SQUINTALOO	Eclectic Prog	Germany
SQUIRE, CHRIS	Symphonic Prog	United Kingdom
SQUONK OPERA	Crossover Prog	United States
SRI AUROBINDO	Psychedelic/Space Rock	United States
SROD	Progressive Metal	Venezuela
ST 37	Psychedelic/Space Rock	United States
ST MIKAEL	Psychedelic/Space Rock	Sweden
ST. CLAIRE	Symphonic Prog	Japan
ST. ELMO'S FIRE	Heavy Prog	United States
ST. HELENA	Eclectic Prog	Norway
ST. KRAUT	Krautrock	Russia
ST. QUENTIN	Heavy Prog	Germany
ST.-TROPEZ	Rock Progressivo Italiano	Italy
ST.ERHART	Jazz Rock/Fusion	France
STA IMA?	Eclectic Prog	Croatia
STABAT AKISH	RIO/Avant-Prog	France
STACEY, MARTIN	Progressive Metal	United States
STACKRIDGE	Prog Folk	United Kingdom
STAFF CARPENBORG AND THE ELECTRIC CORONA	Krautrock	Germany
STAGG	Jazz Rock/Fusion	Germany
STAGIONE ALL' INFERNO, UNA	Rock Progressivo Italiano	Italy
STAGNANT WATERS	Experimental/Post Metal	France
STAIRCASES	Psychedelic/Space Rock	United States
STALINGRAD	Experimental/Post Metal	Spain
STALINGRAD 119	Zeuhl	France
STALLION	Crossover Prog	United Kingdom
STAN D'ART	Eclectic Prog	Poland
STAN UND HILDA	Krautrock	Germany
STANCATI, MARIO LINO	Progressive Electronic	Italy
STANDARTE	Heavy Prog	Italy
STANDING OVATION	Experimental/Post Metal	Finland
STANLEY, MARK	RIO/Avant-Prog	United States
STAR FK RADIUM	Post Rock/Math rock	United States
STAR ONE	Progressive Metal	Netherlands
STAR PEOPLE	Crossover Prog	United States
STAR PERIOD STAR	Eclectic Prog	United States
STARA RZEKA	Krautrock	Poland
STARAYA DEREVNYA	Krautrock	Israel
STARBREAKER	Progressive Metal	United States
STARCASTLE	Symphonic Prog	United States
STARDRIVE	Progressive Electronic	United States
STARE AT THE CLOUDS	Experimental/Post Metal	Australia
STARGAZER	Tech/Extreme Prog Metal	Australia
STARGAZER'S ASSISTANT, THE	Progressive Electronic	United Kingdom
STARK REALITY, THE	Jazz Rock/Fusion	United States
STARKWEATHER	Tech/Extreme Prog Metal	United States
STARLESS	Crossover Prog	Japan
STAROSTA	Crossover Prog	Argentina
STARQUAKE	Neo-Prog	Germany
STARRING	RIO/Avant-Prog	United States
STARS AND STIPS	Crossover Prog	Netherlands
STARS, THE	Psychedelic/Space Rock	Japan
STARSCREAM	Post Rock/Math rock	United States
STARVING DAUGHTERS	Psychedelic/Space Rock	United States
STATE OF MIND	Progressive Metal	Italy
STATE URGE	Crossover Prog	Poland
STATIC LIMIT	Progressive Metal	United States
STATS	Experimental/Post Metal	United States
STATUA	Post Rock/Math rock	Philippines
STATUS MINOR	Progressive Metal	Finland
STAVO	Heavy Prog	United States
STAZIONE DELLE FREQUENZE, LA	Rock Progressivo Italiano	Italy
STCRUZ, RAFAEL	Crossover Prog	Brazil
STEAK NUMBER EIGHT	Experimental/Post Metal	Belgium
STEALING AXION	Tech/Extreme Prog Metal	United States
STEALING THE FIRE	Neo-Prog	United Kingdom
STEAM THEORY	Crossover Prog	United States
STEAMBOAT SWITZERLAND	RIO/Avant-Prog	Switzerland
STEAMHAMMER	Crossover Prog	United Kingdom
STEARICA	Post Rock/Math rock	Italy
STEARNS, MICHAEL	Progressive Electronic	United States
STEEL MILL	Heavy Prog	United Kingdom
STEELEYE SPAN	Prog Related	United Kingdom
STEELY DAN	Jazz Rock/Fusion	United States
STEENSLAND, SIMON	RIO/Avant-Prog	Sweden
STEEO	Psychedelic/Space Rock	Italy
STEEP	Jazz Rock/Fusion	United States
STEFANOVSKI, VLATKO	Prog Folk	Macedonia
STEGOR	Crossover Prog	United States
STEIN	Progressive Metal	Israel
STEINHARDT, ROBBY	Symphonic Prog	United States
STELLA LEE JONES	Eclectic Prog	Japan
STELLAR CIRCUITS	Progressive Metal	United States
STELLARDRONE	Progressive Electronic	Lithuania
STELLE DI MARIO SCHIFANO, LE	Rock Progressivo Italiano	Italy
STENCIL FOREST	Symphonic Prog	United States
STEP AHEAD	Neo-Prog	France
STEP INTO LIQUID	Progressive Metal	Germany
STEPAN PROJECT	Crossover Prog	Romania
STEPMOTHER	RIO/Avant-Prog	Multi-National
STERBUS	RIO/Avant-Prog	Italy
STEREOCHROME	Psychedelic/Space Rock	United States
STEREOKIMONO	Psychedelic/Space Rock	Italy
STERLING	Post Rock/Math rock	United States
STERN-COMBO MEISSEN (STERN MEISSEN)	Symphonic Prog	Germany
STEVEGANE PROJECT	Crossover Prog	France
STEVENS, MATT	Crossover Prog	United Kingdom
STICK MEN	Eclectic Prog	United States
STICKS IN THE CASINO	Heavy Prog	Germany
STICKY BRAIN	Jazz Rock/Fusion	Italy
STILL	Crossover Prog	United States
STILL LIFE	Heavy Prog	United Kingdom
STIMPY LOCKJAW	Eclectic Prog	United States
STIVELL, ALAN	Prog Folk	France
STOCK, BRAD	Crossover Prog	United States
STOKES & SOL SURFERS, LYNN	Crossover Prog	United States
STOLAS	Heavy Prog	United States
STOLEN EARTH	Crossover Prog	United Kingdom
STOLEN MEMORIES	Progressive Metal	France
STOLT, ROINE	Symphonic Prog	Sweden
ST�MB	Progressive Metal	France
STONE ANGEL	Prog Folk	United Kingdom
STONE BREATH	Prog Folk	United States
STONE CIRCLE	Tech/Extreme Prog Metal	United Kingdom
STONE HEALER	Experimental/Post Metal	United States
STONED DIPLODOCUS	Post Rock/Math rock	France
STONEHENGE	Symphonic Prog	France
STONEHENGE	Progressive Metal	Hungary
STOP MOTION ORCHESTRA	RIO/Avant-Prog	United States
STORCH, JEREMY	Eclectic Prog	United States
STORCHI	Experimental/Post Metal	Israel
STORK	Tech/Extreme Prog Metal	United States
STORM AT SUNRISE	Heavy Prog	United States
STORM CORROSION	Eclectic Prog	Multi-National
STORM OF LIGHT, A	Experimental/Post Metal	United States
STORM, THE	Heavy Prog	Spain
STORMS	Post Rock/Math rock	Croatia
STORMY ATMOSPHERE	Progressive Metal	Israel
STORMY SIX	RIO/Avant-Prog	Italy
ST�RSVEIT NIX NOLTES	Prog Folk	Iceland
STORYTELLER	Prog Folk	United Kingdom
STRAMONIO	Progressive Metal	Italy
STRANAFONIA	Rock Progressivo Italiano	Italy
STRANGE CHANGES	RIO/Avant-Prog	United States
STRANGE DAYS	Prog Folk	United Kingdom
STRANGE DEATH OF LIBERAL ENGLAND, THE	Post Rock/Math rock	United Kingdom
STRANGE LAND	Progressive Metal	United States
STRANGE NEW DAWN	Experimental/Post Metal	Norway
STRANGE POP	Crossover Prog	Poland
STRANGEFISH	Neo-Prog	United Kingdom
STRANGER AEONS	Progressive Metal	Lithuania
STRANGER, THE	Progressive Metal	Australia
STRANGERS ON A TRAIN	Neo-Prog	United Kingdom
STRATEGY	Heavy Prog	United States
STRATOS, DEMETRIO	Rock Progressivo Italiano	Italy
STRATOSPHEERIUS	Crossover Prog	United States
STRATTMAN, ROY	Crossover Prog	United States
STRATUS LUNA	Jazz Rock/Fusion	Brazil
STRAWBERRY FIELDS	Prog Related	Poland
STRAWBERRY GIRLS	Post Rock/Math rock	United States
STRAWBS	Prog Folk	United Kingdom
STREAM OF CONSCIOUSNESS	Progressive Metal	Switzerland
STREAM OF CONSCIOUSNESS	Progressive Metal	United States
STREAM OF PASSION	Prog Related	Netherlands
STREETDANCER	Jazz Rock/Fusion	United States
STREETMARK	Psychedelic/Space Rock	Germany
STRENG, PEKKA	Prog Folk	Finland
STRETCH IT TO THE LIMIT	Jazz Rock/Fusion	Peru
STRIDE	Progressive Metal	United States
STRING CHEESE	Prog Folk	United States
STRING CONNECTION	Jazz Rock/Fusion	Poland
STRING DRIVEN THING	Prog Folk	United Kingdom
STRINGPUR�E BAND	Eclectic Prog	Finland
STRINGS ARGUMENTS	Jazz Rock/Fusion	Japan
STRIPSEARCH	RIO/Avant-Prog	United States
STROBE	Psychedelic/Space Rock	United Kingdom
STROMBOLI	Jazz Rock/Fusion	Czech Republic
STRUCTURAL DISORDER	Progressive Metal	Sweden
STUBBORN TINY LIGHTS VS CLUSTERING DARKNESS FOREVER OK	Post Rock/Math rock	United States
STUBBS	Canterbury Scene	Japan
STUDIO KOSMISCHE	Progressive Electronic	United Kingdom
STUERMER, DARYL	Jazz Rock/Fusion	United States
STULL	Psychedelic/Space Rock	United States
STUMARI	Prog Folk	Georgia
STUMP	Crossover Prog	United Kingdom
STUPID COSMONAUT	Psychedelic/Space Rock	United Kingdom
STYX	Prog Related	United States
SUB	Krautrock	Germany
SUB ROSA	Crossover Prog	Brazil
SUBARACHNOID SPACE	Psychedelic/Space Rock	United States
SUBINTERIOR	Progressive Electronic	Italy
SUBJECT TO THOUGHTS	Crossover Prog	United States
SUBLIMINAL	Symphonic Prog	Argentina
SUBLUNAR	Heavy Prog	Poland
SUBMARINE SILENCE	Rock Progressivo Italiano	Italy
SUBROSA	Experimental/Post Metal	United States
SUBSIGNAL	Neo-Prog	Germany
SUBSPACE RADIO	Heavy Prog	Finland
SUBTERRA	Neo-Prog	Chile
SUBTERRANEAN MASQUERADE	Experimental/Post Metal	Multi-National
SUBTILIOR	RIO/Avant-Prog	Italy
SUBURBANO	Prog Folk	Spain
SUBWAY	Prog Folk	Multi-National
SUDAKOW, JAMES	Eclectic Prog	United States
SUDOKU KILLER	RIO/Avant-Prog	Italy
S�DSTERN 44	Psychedelic/Space Rock	Germany
SUFFERING HOUR	Tech/Extreme Prog Metal	United States
SUFFOCATE FOR FUCK SAKE	Experimental/Post Metal	Sweden
SUGARLOAF	Heavy Prog	United States
SUHY SILVERGOLD & ALVARADO	Jazz Rock/Fusion	United States
SUI GENERIS	Prog Related	Argentina
SUISHOU NO FUNE	Psychedelic/Space Rock	Japan
SUIT OF LIGHTS	Crossover Prog	United States
SUKELLUSVENE	Jazz Rock/Fusion	Finland
SUL DIVANO	Jazz Rock/Fusion	Argentina
SULA BASSANA	Psychedelic/Space Rock	Germany
SULLIVAN, JIM	Indo-Prog/Raga Rock	United Kingdom
SULPHAT' KETAMINE	Heavy Prog	France
SULPHUR	Tech/Extreme Prog Metal	Norway
SUMAC	Experimental/Post Metal	Multi-National
SUMDEUS	Psychedelic/Space Rock	United States
SUMMER BREEZE PROJECT	Neo-Prog	Netherlands
SUMMER FADES AWAY	Post Rock/Math rock	China
SUMMER INDOORS	Crossover Prog	United Kingdom
SUMMIT	Experimental/Post Metal	Italy
SUMO ELEVATOR	Eclectic Prog	Israel
SUN	Jazz Rock/Fusion	Germany
SUN BLINDNESS, THE	Psychedelic/Space Rock	Australia
SUN CAGED	Progressive Metal	Netherlands
SUN CITY GIRLS	RIO/Avant-Prog	United States
SUN COLORED CHAIR	Post Rock/Math rock	United States
SUN DIAL	Psychedelic/Space Rock	United Kingdom
SUN OR THE MOON, THE	Psychedelic/Space Rock	Germany
SUN TRAVELLERS	Crossover Prog	Multi-National
SUN TREADER	Jazz Rock/Fusion	United Kingdom
SUN WATCHER	Krautrock	United States
SUNBIRDS	Jazz Rock/Fusion	Multi-National
SUNBURNED HAND OF THE MAN	Psychedelic/Space Rock	United States
SUNCHILD	Crossover Prog	Ukraine
SUNDAY	Crossover Prog	United Kingdom
S�NDENFALL II	Prog Folk	Germany
SUNDERING, THE	Crossover Prog	Italy
SUNDF�R, SUSANNE	Crossover Prog	Norway
SUNFOREST	Psychedelic/Space Rock	United Kingdom
SUNGOD	Psychedelic/Space Rock	United States
SUNGRAZER	Psychedelic/Space Rock	Netherlands
SUNHILLOW	Crossover Prog	Finland
SUNHOUSE	Jazz Rock/Fusion	Belgium
SUNLESS	Tech/Extreme Prog Metal	United States
SUNLESS DAWN	Tech/Extreme Prog Metal	Denmark
SUNLIGHT ASCENDING	Post Rock/Math rock	United States
SUNPATH	Progressive Metal	Germany
SUNPILOTS, THE	Crossover Prog	Australia
SUNPOCRISY	Experimental/Post Metal	Italy
SUNRISE AURANAUT	Crossover Prog	Russia
SUNRISE SUNSET PROJECT	Psychedelic/Space Rock	Russia
SUNSCAPE	Rock Progressivo Italiano	Italy
SUNSET IN THE 12TH HOUSE	Tech/Extreme Prog Metal	Romania
SUNSET MISSION	Crossover Prog	United States
SUNSET OF RA	Psychedelic/Space Rock	Greece
SUNYATA	Eclectic Prog	Singapore
SUOMEN TULLI	Crossover Prog	Finland
SUPAY	Prog Folk	Peru
SUPER FREEGO	Zeuhl	France
SUPER FURRY ANIMALS	Prog Related	United Kingdom
SUPER MASSIVE BLACK HOLES	Tech/Extreme Prog Metal	Canada
SUPER STRING THEORY	Progressive Metal	United States
SUPERCONTINENT	Experimental/Post Metal	United States
SUPERDENSECRUSHLOADFACTOR	RIO/Avant-Prog	Australia
SUPERDRAMA	Neo-Prog	Germany
SUPERFJORD	Psychedelic/Space Rock	Finland
SUPERFLUOUS MOTOR	Jazz Rock/Fusion	Canada
SUPERIOR	Progressive Metal	Germany
SUPERLUMINAL PACHYDERM	Eclectic Prog	United States
SUPERNAL ENDGAME	Crossover Prog	United States
SUPERNOVA	Symphonic Prog	Argentina
SUPERSISTER	Canterbury Scene	Netherlands
SUPERSTRING	RIO/Avant-Prog	Korea
SUPERTRAMP	Crossover Prog	United Kingdom
SUPERVISED	Progressive Metal	United States
SUPPER'S READY	Neo-Prog	Luxembourg
SUPPLY DEMAND & CURVE	Canterbury Scene	Ireland
SUPURATION	Tech/Extreme Prog Metal	France
SUR OCULTO	Jazz Rock/Fusion	Argentina
SUR PACIFICO	Prog Folk	Chile
SURFACE OF THE SUN	Progressive Metal	Canada
SURGERY	Jazz Rock/Fusion	Germany
SURPRISE	Symphonic Prog	United States
SURREAL	Crossover Prog	United States
SURVIVAL	Crossover Prog	Netherlands
SURYA KRIS PETERS	Progressive Electronic	Germany
SUSPENDED CONGRESS, THE	Experimental/Post Metal	Ireland
SUSPENSION SOLAR	Crossover Prog	Argentina
SUSPIRIUM	Progressive Electronic	United Kingdom
SUSPYRE	Progressive Metal	United States
SUSSITA	Prog Folk	Israel
SUSTAIN	Symphonic Prog	Netherlands
SUTOH, MITSURU	Jazz Rock/Fusion	Japan
SUTRAH	Tech/Extreme Prog Metal	Canada
SUUK	Psychedelic/Space Rock	Estonia
SVANFRIDUR	Heavy Prog	Iceland
SVANN	Prog Related	Poland
SVARTBAG	Psychedelic/Space Rock	Denmark
SVENSKA PSYKV�NNER	Psychedelic/Space Rock	Sweden
SVETAMUZIKA	Jazz Rock/Fusion	Russia
SVILPA, ROBERT	Neo-Prog	United States
SVNTAX ERROR	Psychedelic/Space Rock	Australia
SWAN CHORUS, THE	Crossover Prog	United Kingdom
SWAN�, DAN	Tech/Extreme Prog Metal	Sweden
SWANS	Post Rock/Math rock	United States
SWAPPERS ELEVEN	Neo-Prog	Multi-National
SWARA SAMRAT	Krautrock	Germany
SWARM OF THE LOTUS	Experimental/Post Metal	United States
SWARM OF THE SUN, A	Experimental/Post Metal	Sweden
SWART, PETER	Crossover Prog	Netherlands
SWEDENBORG RAUM	Psychedelic/Space Rock	Germany
SWEDISH FAMILY	Symphonic Prog	Sweden
SWEEK	Post Rock/Math rock	Belgium
SWEEP THE LEG JOHNNY	Post Rock/Math rock	United States
SWEET FINGERS	Crossover Prog	Mexico
SWEET HOLE	Heavy Prog	Spain
SWEET MOTHER LOGIC	Post Rock/Math rock	Canada
SWEET POTATO	RIO/Avant-Prog	United Kingdom
SWEET SMOKE	Psychedelic/Space Rock	United States
SWEETWATER	Proto-Prog	United States
SWEGAS	Jazz Rock/Fusion	United Kingdom
SWEVEN	Tech/Extreme Prog Metal	Sweden
SWIADECTWO DOJRZALOSCI	Jazz Rock/Fusion	Poland
SWIFAN EOLH & THE MUDRA CHOIR	Eclectic Prog	Norway
SWIM IN STYX	Tech/Extreme Prog Metal	France
SWIMS	Post Rock/Math rock	United States
SWINGERS	Post Rock/Math rock	Belgium
SWITCH OPENS	Experimental/Post Metal	Sweden
SWRM	Krautrock	United States
SYBAX	Post Rock/Math rock	France
SYBERIA	Post Rock/Math rock	Spain
SYD ARTHUR	Crossover Prog	United Kingdom
SYDERAL OVERDRIVE	Progressive Metal	Italy
SYDERALUS	Experimental/Post Metal	Argentina
SYK	Tech/Extreme Prog Metal	Italy
SYLBAT	Eclectic Prog	France
SYLVAN	Neo-Prog	Germany
SYLVAN, NAD	Crossover Prog	Sweden
SYLVIA BLISS	Eclectic Prog	United States
SYLVIAN, DAVID	Crossover Prog	United Kingdom
SYLVIUM	Heavy Prog	Netherlands
SYMBYOSIS	Progressive Metal	France
SYMFINITY	Crossover Prog	United States
SYMMETRY/SYMMETRY	Crossover Prog	United States
SYMPHONIC HAZE	Crossover Prog	United States
SYMPHONIC SLAM	Prog Related	Canada
SYMPHONY	Progressive Metal	Poland
SYMPHONY X	Progressive Metal	United States
SYMPOZION	Jazz Rock/Fusion	Israel
SYN, THE	Psychedelic/Space Rock	United Kingdom
SYNANTHESIA	Prog Folk	United Kingdom
SYNAPSE	Progressive Metal	France
SYNCAGE	Eclectic Prog	Italy
SYNCATTO	Progressive Metal	United States
SYNCOPATED SILENCE	Zeuhl	Russia
SYNCOPE	Jazz Rock/Fusion	Canada
SYNCRISIS	Jazz Rock/Fusion	Germany
SYNCROMIND PROJECT	Progressive Metal	Germany
SYND�RESI	Rock Progressivo Italiano	Italy
SYNDONE	Rock Progressivo Italiano	Italy
SYNE	Heavy Prog	Italy
SYNEMA	Crossover Prog	United States
SYNERGY	Prog Related	United States
SYNERGY PROTOCOL	Progressive Metal	Netherlands
SYNESTHESIA	Progressive Metal	France
SYNESTHESIA	Progressive Metal	Dominican Republic
SYNKOKE	RIO/Avant-Prog	Norway
SYNKOPY	Eclectic Prog	Czech Republic
SYNOPSIS	Symphonic Prog	France
SYNOPSIS	Prog Related	Estonia
SYNTHESAX	Jazz Rock/Fusion	Germany
SYRIAK	Neo-Prog	Venezuela
SYRINX	Progressive Electronic	Canada
SYRINX	Jazz Rock/Fusion	France
SYRIUS	Eclectic Prog	Hungary
SYSTEMS THEORY	Psychedelic/Space Rock	United States
SYZYGY	Crossover Prog	United States
SYZYGY	Progressive Metal	Australia
SZCZUREK, WITOLD	Jazz Rock/Fusion	Poland
SZELA	Prog Folk	Poland
SZENTENDRE	RIO/Avant-Prog	France
SZOBEL, HERMANN	RIO/Avant-Prog	Austria