Winston Weinberg

Co-founder & CEO, Harvey

Winston Weinberg is co-founder and chief executive of Harvey, which builds AI assistants for law firms, and argues that legal AI apps can hold their ground against the foundation-model companies.

Net worth: ~$1.5B (est.); Estimate
Company: 1

Snapshot

Known for

Building legal AI's standard-bearer to a $15.5B mark in nineteen months.

Worth knowing

Weinberg spent only one year as a law-firm associate at O'Melveny & Myers before leaving to start Harvey.
OpenAI was among Harvey's early investors, even though Weinberg now describes the foundation-model companies as competitors to every business.

Based: San Francisco, CA
Primary role: Co-Founder and CEO, Harvey

Latest on Winston Weinberg

Featured · Applications

Harvey's federal clearance is rented from Knox Systems, and any rival can rent the same gate in 90 days

Harvey set a $15.5 billion mark in September and Legora set $8.8 billion this month, both betting on a federal gate. The Marketplace record shows the authorization is Knox Systems', and the release names no agency customer.

October 29, 2026 · 3 min read

Winston Weinberg

Snapshot

Latest on Winston Weinberg

Harvey's federal clearance is rented from Knox Systems, and any rival can rent the same gate in 90 days

Harvey builds its own agent security the week AWS gives it away and Goodfire cuts monitoring to $51

Harvey's tools helped write the flawed filing; the warning lands on the law firm, not the vendor

Lock the firms, tune Beijing's open weights, sell to a publisher: legal AI vs OpenAI

Snapshot

Latest on Winston Weinberg

Harvey's federal clearance is rented from Knox Systems, and any rival can rent the same gate in 90 days

Harvey builds its own agent security the week AWS gives it away and Goodfire cuts monitoring to $51

Harvey's tools helped write the flawed filing; the warning lands on the law firm, not the vendor

Lock the firms, tune Beijing's open weights, sell to a publisher: legal AI vs OpenAI