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Sigma Partners
59 portfolio companies · 3 on the map · $196.6M raised · 3 cities
Portfolio map
3 Sigma Partners portfolio companies on the map.
Portfolio companies

CallMiner
Waltham
CallMiner develops AI-powered conversation intelligence software that analyzes customer interactions, particularly in call centers.
Software Development$196.6MEst. 2002- E
Entellium
Seattle
Seattle-based · software development.
Software Development 
Interactions
franklin
SoundHound AI provides voice AI solutions for brands and products.
Software DevelopmentPublicEst. 2004
More portfolio companies
56 more Sigma Partners investments we track beyond the map.
NextPower (formerly Nextracker)Fremont · Series B
DemandbaseSan Francisco · Series H
CrownpeakDenver · Series C
doxoBellevue · Series C
VirtusaSouthborough · Series D
aPriori TechnologiesConcord · Series C
JellyvisionChicago · Series B
OversightAtlanta · Series C
EverSpin TechnologiesChandler · Series B
R2 SemiconductorSunnyvale · Venture
MobiquityWaltham · Series B
ExaGridMarlborough · Series E
Sage IntacctSan Jose · Debt Financing
VendavoDenver · Series E
RaveMobileSafety.comFramingham · Venture
BionX™ Medical TechnologiesBedford · Series E
EquallogicNashua · Series C
ExcelergyLexington · Venture
WordStreamBoston · Venture
MOGLSan Diego · Venture
MarketLivePetaluma · Series E
Nexx SystemsBillerica · Series D
RecyclebankNew York · Venture
SugarSyncSan Mateo · Venture
TradeBeamAustin · Venture
Savantis SystemsLexington · Series B
CerteonBurlington · Venture
EasyAskReading · Venture
GlassHouse TechnologiesAddlestone · Series E
KACEMountain View · Series B
EdocsNatick · Venture
HightailCampbell · Series E
m-QubeWatertown · Series D
BroadWare TechnologiesSanta Clara · Series A
CirbaMarkham · Series C
Retica SystemsWaltham · Series B
- OSOctane SoftwareSan Mateo · Venture
ResponsysSan Bruno · Series E
Sequence DesignSanta Clara · Venture
IPNet SolutionsNewport Beach · Series C
OpenPagesWaltham · Series C
TopioSanta Clara · Series D
IncipientWaltham · Series E
VoxifyAlameda · Venture
Blue Agave SoftwareAtlanta · Series B
ViximoCambridge · Series A
Digital FuelLos Angeles · Series E
FieldCentrixIrvine · Series B
SDL Enterprise TechnologiesWaltham · Series E
EncoverSouth Jordan · Series D
Hanger Network In-Home MediaNew York · Series B
StorageNetworksWaltham · Series B
AutoVirtNashua · Venture
JouleXAtlanta · Series B
Applied IdentitySan Francisco · Series C
Logilent Learning SystemsLafayette · Venture
Portfolio map
3 Sigma Partners portfolio companies on the map.