Venture CapitalRIA · CRD 159709SEC-RegisteredPrivate Fund Adviser

Updated:

Hummer Winblad Venture Partners

Hummer Winblad Venture Partners, founded by Ann Winblad and John Hummer in 1989, is the first VC firm dedicated solely to software, backing over 150 companies.

Hummer Winblad Venture Partners

HUMMER WINBLAD VENTURE PARTNERS is a registered investment adviser with the Securities and Exchange Commission.

General information

Firm type

Venture Capital

Year founded

1989

Location

Region

North America

Country

United States

City

San Francisco

Corporate office

San Francisco, CA, United States

Principals

Ann Winblad

Co-Founder and Managing Director

John Hummer

Co-Founder and Managing Director

Sector focus

Enterprise SoftwareAI/MLCybersecurityDigital HealthFinTech

Frequently asked questions

Who runs investment decisions at Hummer Winblad?

Co-founders Ann Winblad and John Hummer remain active managing directors and sit on the investment committee. The firm's small partnership structure means investment decisions are made by the managing directors collectively.

How does Hummer Winblad source proprietary deal flow?

The firm's long history in enterprise software gives it deep relationships with founders, executives, and industry technologists. Winblad has cultivated a network spanning decades, which generates repeat referrals and pre-empted deal flow.

Is Hummer Winblad structured as a single family office or a venture firm?

Hummer Winblad is structured as a traditional venture capital firm, not a family office. It was founded as an independent partnership and has raised institutional capital from limited partners including endowments, foundations, and pension funds.

Does Hummer Winblad participate in fund commitments or only direct deals?

The firm does direct venture investments. It does not publicly disclose any fund-of-funds or allocation to external managers.

What investment stages does Hummer Winblad typically target?

The firm focuses on Series A and Series B rounds, typically leading or co-leading. It looks for capital-efficient business models where a concentrated investment can achieve meaningful ownership.

Which sectors does Hummer Winblad explicitly avoid?

The firm avoids non-software sectors entirely, including life sciences, hardware, cleantech, and direct consumer internet. It has maintained this focus since 1989 (public record).

Where does the underlying wealth come from?

Hummer Winblad is not a family office and does not manage wealth for any single family. Its capital comes from institutional LPs. Winblad and Hummer are reported to have personal wealth from their successful software careers and venture returns, but the firm's capital base is not family-originated.

Profile maintained by using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.

Need institutional-grade insight on venture capital firms?

Altss delivers:

Principals with verified direct contactsAllocation history by asset classOSINT-derived deal signals
Book a demo

Prefer a guided tour?

We’ll walk you through:

Interactive funding timelinesCustom mandate & allocation filters
Book a demo

Browse by category

More San Francisco Venture Capital profiles