Alexander Ratner, Founder of Snorkel AI

Alexander Ratner is the founder of Snorkel AI. Snorkel AI has raised $135M, latest Series D $100M (2025). AI Infrastructure · Redwood City, CA.

About Alexander Ratner

Alexander Ratner is the founder of Snorkel AI. Snorkel AI operates in AI Infrastructure and is based in Redwood City, CA. Snorkel AI has raised $135M, latest Series D $100M (2025). Backers on record include Tom Morgan, Greylock.

Alexander Ratner at a glance

Company
Snorkel AI
Industry
AI Infrastructure
Location
Redwood City, CA
Total raised
$135M
Investors on record
Tom Morgan, Greylock

Frequently asked about Alexander Ratner

Who is Alexander Ratner?
Alexander Ratner is the founder of Snorkel AI. Full profile, funding history and background on StartupFundraising.com.
What company did Alexander Ratner found?
Alexander Ratner founded Snorkel AI, a AI Infrastructure company based in Redwood City, CA.
How do I contact Alexander Ratner?
Verified contact routes including LinkedIn, background and funding history for Alexander Ratner 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 AI Infrastructure journeys in Redwood City — who backed them, at what stage, and how much they raised.

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