James O'Shaughnessy, Founder of Semgrep

About James O'Shaughnessy

James O'Shaughnessy is the founder of Semgrep. Semgrep operates in Cybersecurity and is based in San Francisco, CA. Semgrep has raised $193M, latest Series D $100M (2025). Backers on record include Alexander Pitt, Mustard Seed.

James O'Shaughnessy at a glance

Company

Semgrep

Industry

Cybersecurity

Location

San Francisco, CA

Total raised

$193M

Investors on record

Alexander Pitt, Mustard Seed

Frequently asked about James O'Shaughnessy

Who is James O'Shaughnessy?

James O'Shaughnessy is the founder of Semgrep. Full profile, funding history and background on StartupFundraising.com.

What company did James O'Shaughnessy found?

James O'Shaughnessy founded Semgrep, a Cybersecurity company based in San Francisco, CA.

How do I contact James O'Shaughnessy?

Verified contact routes including LinkedIn, background and funding history for James O'Shaughnessy are available on the StartupFundraising.com founder profile.

This founder profile draws on disclosed rounds, filings and investor records in the StartupFundraising database and is updated as new funding is recorded. Founders raising now use profiles like this one to study comparable Cybersecurity journeys in San Francisco — who backed them, at what stage, and how much they raised.

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