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David G. DeWalt

Managing Director atAllegisCyber CapitalCalifornia
AllegisCyber Capital websiteFirm profile

David G. DeWalt is a Managing Director at AllegisCyber Capital. He previously served as CEO of McAfee, Documentum, and FireEye.

What David can write

Writes checks of$3M to $30M
Comes in atSeed, Series A, Series BCan lead the round
Ownership target7-10%At first check
Email the firm[email protected]The firm's own inbox for founders.

AllegisCyber Capital writes $3M to $30M checks, larger than 93% of firms in the atlas.

Bars: how many firms report each check band. Highlighted: AllegisCyber Capital.

Career

  1. Documentum · CEO
  2. McAfee · CEO
  3. FireEye · Chairman & CEO
  4. AllegisCyber Capital · Managing Director
    Now

Focus

cybersecurity

Education

University of Delaware, Bachelor of Science, Computer scienceUniversity of Delaware, Doctorate of Science, Computer & Information Sciences

Also at AllegisCyber Capital

Pete BodineManaging Director
Robert R. Ackerman Jr.Founder, Chairman & Managing Director
Spencer TallManaging Director
Michael FeiertagPartner
Jennifer ScherbelSenior Associate

Partners like David

At firms with a similar stage, sector and check size.

Casey Tansey
Casey TanseyGeneral Partner, U.S. Venture Partners
Stephen Marcus
Stephen MarcusCo-Founder & General Partner, Riot Ventures
Yoav Andrew Leitersdorf
Yoav Andrew LeitersdorfManaging Partner, YL Ventures
Kasper Sage
Kasper SageManaging Partner, BMW i Ventures
Alex Doll
Alex DollFounder & Managing Partner, Ten Eleven Ventures
Lars LeckieManaging Director, Aspenwood Ventures

Alert me when AllegisCyber Capital is active

One email when David's firm raises a fund, adds a partner or shows new activity.

Founders and investors at a Mode VC gathering

Send Mode VC your deck

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.

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Questions

Who is David G. DeWalt?

David G. DeWalt is a Managing Director at AllegisCyber Capital. He previously served as CEO of McAfee, Documentum, and FireEye.

How much does David G. DeWalt invest?

David G. DeWalt invests through AllegisCyber Capital, which writes checks of $3M to $30M at seed, series a, series b.

How do I pitch David G. DeWalt?

Email [email protected], the firm's inbox for founders, and name David in the subject. A warm intro from a founder AllegisCyber Capital backed works better.

What did David G. DeWalt do before AllegisCyber Capital?

CEO at Documentum; CEO at McAfee; Chairman & CEO at FireEye.

Last updated 2026-10-15. Is this you? Ask for a correction.