Fundraising Fox
Find your path to Rob
439 people in our graph share verified history with Rob — schools, employers, funds. One of them is your warm intro.
Mike SpeiserunlockedRob: together at Sutter Hill Ventures (2013–2014)
×3Rob: together at Sutter Hill Ventures
×8Rob: together at BEA Systems
CTO/Co-founder at Sigma
Intro paths
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In turn, Rob can intro founders to Sigma's investors below.
Sigma's investors · 10
Altimeter CapitalMenlo Park · $1M – $25M checks · since 2026Altimeter Venture PartnersBoston · since 2025Avenir Growth CapitalNew York · since 2026Databricks VenturesSan Francisco · since 2026NewView CapitalBurlingame · since 2024Princeville CapitalSan Francisco · since 2026ServiceNow VenturesSanta Clara · since 2026Spark CapitalSan Francisco · $500K – $25M checks · since 2026Sutter Hill VenturesPalo Alto · $100K – $5M checks · since 2017Workday VenturesSan Francisco · since 2026
Co-founders at Sigma
RW
Robert WoolenDirector
JF
Jason FrantzChief Architect/Co-founder
Experience
- Sigma ComputingCTO / Co-foundercurrent2020 — present
- Sigma ComputingCEO / Co-founder2014 — 2020San Francisco
- Sutter Hill VenturesEntrepreneur in Residence2013 — 2014
- salesforce.comCTO, Work.com / Productivity2013
- salesforce.comSVP, Platform Product Management2011 — 2013
- salesforce.comChief Technology Officer, Platform2010 — 2011
- salesforce.comPrincipal Architect2007 — 2010
- BEA SystemsChief Architect, WebLogic Server2005 — 2007
- BEA SystemsSr Staff Software Engineer1998 — 2005
- HPSoftware Engineer1997 — 1998
Frequently asked questions
- Who is Rob Woollen?
- Founder at Sigma
- Where does Rob Woollen work?
- Rob Woollen is CTO/Co-founder of Sigma.
- What companies did Rob Woollen found?
- Rob Woollen founded Sigma.
- Where did Rob Woollen go to school?
- Rob Woollen studied at Princeton University (BSE, Computer Science).
Founder mafias
Salesforce mafia214
Also came through, then founded or led a company.
Alexander BruehlCo-Investor ⇨ ContentfulFounded Contentful +6Scott CollisonVice President, Platform Partners & Go to MarketFounded Personify +2Suhaas PrasadSoftware DeveloperFounded Onos Health AI for behavioral health management Health +2Eric TobiasVice President, ProductFounded Opendate +1Tal BrownDirector, Product ManagementFounded Zone7 Technologies Inc. +1Richard SocherChief Scientist, EVPFounded Aixventures +1
Sutter Hill Ventures mafia14
Also came through, then founded or led a company.
Mike SpeiserManaging DirectorFounded Pure StorageBruno KurticEntrepreneur in ResidenceFounded Bedrockdata +1Greg SandsManaging DirectorFounded Costanoa VenturesSmit DagliCodepoint FellowFounded Kanava AIVaibhav AgrawalCodepoint FellowFounded BaseFrameGene BerdichevskyEntrepreneur in ResidenceFounded Sila Nanotechnologies
Same school
Also attended Princeton University990
Fabrice GrindaCo-founder & Managing Partner at FJ LabsRyan SheaCo-founder of Blockstack (Stacks)Dario AmodeiCo-founder & CEO of AnthropicFei-Fei LiCo-founder & CEO of World Labs; Sequoia Professor of Computer Science at StanfordAndrewAdvisor at Clear VenturesChristal NgAssociate at Golden Gate Ventures
+ 984 more
Shared employers
Also worked at Sigma Computing14
Vivian HuangPrincipal at Princeville CapitalNick BunickPrincipal at NewView CapitalZack TembiManaging Partner at Single Fin VenturesJared SleeperPartner at Avenir Growth CapitalDavid PrilutskyInvestments at Avenir Growth CapitalMadhav JhaFounder at Emergent
+ 8 more
Also worked at Sutter Hill Ventures25
Mike SpeiserManaging Director at Sutter Hill VenturesZack IsaacsonVenture Partner at Rackhouse Venture Management LpSam PullaraManaging Director at Sutter Hill VenturesGreg SandsFounder and Managing Partner at Costanoa VenturesPamela MagieDirector of Operations at Costanoa VenturesParm UppalVenture Partner / Advisor at Angular Ventures
+ 19 more
Also worked at salesforce.com439
Mark SusterManaging Partner at Upfront VenturesMarc BenioffCo-founder, Chair & CEO of SalesforceParker HarrisCo-founder of SalesforceViviana FagaGeneral Partner at Felicis VenturesJob SimonVenture Partner and CTO at Monta Vista CapitalWesley BarrowPartner at Correlation Ventures
+ 433 more
Also worked at BEA Systems45
Tim HaleyCo-Founder at Redpoint VenturesPuneet AgarwalInvestor at True VenturesSanjeev KumarVenture Partner at FusionCharles ZedlewskiVenture Partner at Zero Prime VenturesMichael GirdleyManaging Director at GeekdomSam PullaraManaging Director at Sutter Hill Ventures
+ 39 more