Ann Winblad
InvestorInvestment Committee at Seraphim Space · Managing Director at Hummer Winblad Venture Partners (HWVP) · Board director at OptiMine · Board director at Sonatype · Board director at MuleSoft
San Francisco, California, United States
About
Ann Winblad is a Managing Director and co-founder of Hummer Winblad Venture Partners, which she started in 1989 as a firm focused exclusively on software. She began her career as a systems programmer at the Federal Reserve Bank in Minneapolis and in 1976 co-founded the accounting software company Open Systems, Inc., later acquired by UCCEL, after which she consulted for clients including IBM, Microsoft, and Price Waterhouse. She holds a B.A. in Mathematics and Business Administration from St. Catherine University and an M.A. in Education from the University of St. Thomas, and co-authored a book on object-oriented software.
Invests in
Cloud ComputingCybersecurityData & InfrastructureEnterprise SoftwareSaaS
Board director at OptiMine
Intro paths
In turn, Ann can intro founders to OptiMine's investors below.
OptiMine's investors · 3
Co-founders at OptiMine
Board director at Sonatype
Intro paths
In turn, Ann can intro founders to Sonatype's investors below.
Sonatype's investors · 9
Co-founders at Sonatype

Board director at MuleSoft
Intro paths
In turn, Ann can intro founders to MuleSoft's investors below.
MuleSoft's investors · 17
Co-founders at MuleSoft
Experience
- Seraphim SpaceInvestment Committeecurrent2021 — presentLondon, England, United Kingdom
- Aspenwood VenturesPartner Emerituscurrent2021 — presentSan Francisco, California, United States
- Richard M. Schulze Family FoundationTrusteecurrent2014 — presentGreater Minneapolis-St. Paul Area
- University of St ThomasTrusteecurrent2000 — presentGreater Minneapolis-St. Paul Area
- Hummer Winblad Venture Partners (HWVP)Founding Partnercurrent1989 — present
- OptiMine Software, Inc.Director2014 — 2025Greater Minneapolis-St. Paul Area
- Ace MetrixDirector2008 — 2020www.acemetrix.com
- SonatypeDirector2010 — 2019www.sonatype.com
- MuleSoftDirector2006 — 2018www.mulesoft.com
- Voltage SecurityDirector2002 — 2015www.voltage.com
- KarmasphereDirector2010 — 2014www.karmasphere.com
- SVForumDirector, Former Chairperson1998 — 2014
- Star AnalyticsDirector2007 — 2013www.staranalytics.com
- Krillion, Inc.Director2006 — 2011
- MarketwireDirector2000 — 2006
- The KnotDirector1999 — 2005
- Liquid AudioDirector1996 — 2003
- IntrinsaDirector1999 — 2003
- Net PerceptionsDirector1996 — 2001
- HyperionDirector1991 — 1996
- Central Point SoftwareDirector1990 — 1993
- Open Systems, IncCo-Founder and CEO1976 — 1984
- Federal Reserve Bank of MinneapolisSystems Analyst1973 — 1975
Skills & more
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Business IntelligenceAgile MethodologiesStrategyMergersProgram ManagementBusiness DevelopmentTalent ManagementNew Venture DevelopmentManagementAnalysisLeadershipDatabasesFrom Ann's professional profile.
Deals · 2
SonatypeBoard seat
via Hummer Winblad Venture Partners (HWVP) · filed Sep 2018 · $25M raise
MuleSoftBoard seat
via Hummer Winblad Venture Partners (HWVP) · filed May 2015 · $128.3M raise
Attribution from SEC filings, press coverage, and firm rosters.
Other disclosed investments
Board seats
Ace MetrixHyperionLiquid AudioNet PerceptionsOptiMineThe Knot
Sources: the firm's website · SEC Form D filings.
Colleagues at Seraphim Space
Network5
Investors connected to Ann in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Ann Winblad?
- Ann Winblad is a Managing Director and co-founder of Hummer Winblad Venture Partners, which she started in 1989 as a firm focused exclusively on software. She began her career as a systems programmer at the Federal Reserve Bank in Minneapolis and in 1976 co-founded the accounting software company Open Systems, Inc., later acquired by UCCEL, after which she consulted for clients including IBM, Microsoft, and Price Waterhouse. She holds a B.A. in Mathematics and Business Administration from St. Catherine University and an M.A. in Education from the University of St. Thomas, and co-authored a book on object-oriented software.
- Where does Ann Winblad work?
- Ann Winblad is Investment Committee at Seraphim Space and Board director at OptiMine and Board director at Sonatype and Board director at MuleSoft.
- What does Ann Winblad invest in?
- Ann Winblad invests in Cloud Computing, Cybersecurity, Data & Infrastructure, Enterprise Software, SaaS.
- What boards does Ann Winblad sit on?
- Ann Winblad holds tracked board seats at Ace Metrix, Hyperion, Liquid Audio, MuleSoft, MuleSoft, Net Perceptions, OptiMine, Sonatype, Sonatype, The Knot.
- Where did Ann Winblad go to school?
- Ann Winblad studied at University of St. Thomas (M.A. Education, focus Economics); St. Catherine University (B.A., Math and Business).
Same school
Also attended University of St. Thomas31
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