CompanyStageLast valuationTotal raised
SSigma India Investments LimitedUK private limited company incorporated 2012.Late stageEnergyLast valuationUndisclosedTotal raised$0SSigmaroc PLCUK public limited company incorporated 2004.PublicEnergyLast valuationUndisclosedTotal raised$0S
SIGMA TECHNOLOGIES INTERNATIONAL GROUP, INC.Won 74 federal SBIR/STTR research awards from NASA and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0S
SIGNAL SOLUTIONS LLCWon 7 federal SBIR/STTR research awards from HHS and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0SSIGNETRON, INC.Won a federal SBIR/STTR research award from DOE and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0SSiilion, IncWon 5 federal SBIR/STTR research awards from NSF and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0S
SILCSBIO LLCWon 4 federal SBIR/STTR research awards from HHS and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0S
SILICON 6, L.L.C.Won a federal SBIR/STTR research award from NSF and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0S
Silicon Insite, Inc.Won 2 federal SBIR/STTR research awards from HHS and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raisedSign inSSilicon Ranch CorpSilicon Ranch Corporation, founded in 2011 in Nashville, Tennessee, develops and operates solar energy projects.Series AEnergyLast valuationUndisclosedTotal raisedSign inS
Silicon Ribbon, LLCWon a federal SBIR/STTR research award from NSF and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0S
SiLi-ion Inc.Won 3 federal SBIR/STTR research awards from DOE and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0S
SILVEC BIOLOGICS INCWon 5 federal SBIR/STTR research awards from DOE and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0SSilver Fir Software, Inc.Won a federal SBIR/STTR research award from DOE and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0S
SILVERSIDE DETECTORS INCWon 10 federal SBIR/STTR research awards from NSF and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0SSimec Uskmouth Power LimitedUK company funded by Innovate UK.SeedEnergyLast valuationUndisclosedTotal raised$0SSingleton Birch LimitedUK private limited company incorporated 1875.Late stageEnergyLast valuationUndisclosedTotal raised$0S
Sinmat IncWon 42 federal SBIR/STTR research awards from DOD and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0SSinq Power LimitedUK private limited company incorporated 2014.Late stageEnergyLast valuationUndisclosedTotal raised$0SSintana Energy Uruguay Holdings LimitedUK private limited company incorporated 2020.Late stageEnergyLast valuationUndisclosedTotal raised$0SSip LimitedUK private limited company incorporated 1987.Late stageEnergyLast valuationUndisclosedTotal raised$0SSiSigray, IncWon a federal SBIR/STTR research award from DOE and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0S
SITKANA INCWon a federal SBIR/STTR research award from NSF and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raised$0S
Sitration, Inc.Won 3 federal SBIR/STTR research awards from NSF and other federal agencies.SeedEnergyLast valuationUndisclosedTotal raisedSign inSSixpenny Wood Windfarm LimitedUK private limited company incorporated 2004.Late stageEnergyLast valuationUndisclosedTotal raised$0