---
title: "Harvey raises $550M at a $15.5B valuation"
url: https://stacklist.com/card/3bd23ece-fdea-4405-b229-d50e63f0f8b2
source_url: "https://www.harvey.ai/blog/harvey-raises-dollar550m-at-a-dollar155b-valuation-to-help-legal-teams-own-their-intelligence"
stack: https://stacklist.com/c/finance/stack/12558e62-7a4e-4321-9159-e09646f440f4
summary: "Harvey raised $550M at a $15.5B valuation in a funding round co-led by Diffusion and Lightspeed Venture Partners to expand its AI-powered legal intelligence platform. The funding will help law firms, in-house legal teams, and professional services firms build and own their AI capabilities at scale."
tags: "funding, legal-tech, ai, harvey, venture-capital, valuation, law-firms"
key_entities: "Harvey (organization), Diffusion (organization), Lightspeed Venture Partners (organization), Sequoia (organization), Kleiner Perkins (organization), a16z (organization), Coatue (organization), Goldman Sachs Alternatives (organization), Sapphire Ventures (organization), Whale Rock (organization), Winston Weinberg (person), Gabe Pereyra (person), Harvey LAB (technology), Legal Agent Benchmark (technology), post-trained open-weight model (concept), Chicago (location), Y Combinator-Backed Benchmark (event)"
classification: "memo"
content_hash: "sha256:74bd5a58ab099b6212dc514f462b3ea463e7b7120576f796fc47bab844b43338"
acp_version: "0.2"
token_counts_approximate: 358
visibility: public
agent_accessible: true
status: "final"
---

# Harvey raises $550M at a $15.5B valuation

Company Harvey Raises $550M at a $15.5B Valuation to Help Legal Teams Own Their Intelligence by Harvey Team • Sep 9, 2026 Today, Harvey announced a $550M funding round at a $15.5B valuation, co-led by Diffusion and Lightspeed Venture Partners. The raise follows the introduction of Harvey’s first post-trained open-weight model and the launch of Harvey LAB , the Legal Agent Benchmark. It will accelerate Harvey’s efforts to help law firms, in-house legal teams, and professional services firms build and own their intelligence at scale. Existing investors Sequoia, Kleiner Perkins, a16z, Coatue, Conviction, Elad Gil, Evantic, GIC, Goldman Sachs Alternatives, Verified Capital, and WNDR participated in the round. New investors include Diffusion, Lightspeed, Sapphire Ventures, and Whale Rock. On the raise, Harvey co-founders Winston Weinberg and Gabe Pereyra said, “The opportunity for companies to accelerate their competitive advantage with AI has never been higher. Harvey wants to be the global partner legal teams turn to for this work, and we plan to hire and develop the best team in the space to support our clients through the next wave of AI transformation.” 80% of Am Law 100 law firms use Harvey alongside many of the world’s leading in-house legal teams, including five of the Fortune 10. Next Up The Ultimate Guide to Landing a Job at Harvey Y Combinator-Backed Benchmark Joins Harvey Harvey Opens Chicago Office