Harvey funding, valuation and investors

Overview

Harvey is a San Francisco company building generative AI for legal and professional services. Its platform helps lawyers with contract analysis, due diligence, compliance, litigation support, and drafting — integrated into firm workflows rather than offered as a standalone chatbot. Founded by Winston Weinberg and Gabe Pereyra, Harvey reported 4x ARR growth in 2024, expanding from 40 to 235 customers across 42 countries. Sequoia led a $300M Series D in February 2025 at a $3B valuation. Andreessen Horowitz is among early backers on a16z's public portfolio list.

Why Harvey is interesting

Harvey is the reference vertical-AI case study for professional services: 4x ARR growth in 2024, 235 customers including most of the top 10 US law firms, and a $3B Series D — proof that workflow software on top of models beats generic chat for high-WTP buyers.

Product & use cases

Harvey delivers AI-assisted legal workflows: document analysis, research, drafting, and increasingly agentic multi-step tasks embedded in how firms already work. The product targets Am Law firms and in-house legal teams with domain-tuned models and enterprise controls.

• Contract review and due diligence acceleration on M&A and financing deals
• Litigation research and memo drafting with firm-specific context
• In-house compliance and policy analysis at enterprise legal departments

Key facts

• Series D (Feb 2025): $300M led by Sequoia at $3B valuation (Harvey blog)
• 2024: 4x ARR growth; customers grew from 40 to 235 across 42 countries
• Majority of top 10 US law firms among customers at Series D announcement
• Opened London office (Sep 2024) as European headquarters

Funding history (newest first)

Investors in our directory

Funds linked from Harvey's profile — open a fund page for stage focus and related deal articles.

Competitive landscape

Edge: Harvey's traction with top US law firms creates a distribution and trust moat generic LLM wrappers lack. Deep integration into legal workflows — plus partnerships like LexisNexis (REV) joining the Series D — positions it as infrastructure, not a novelty tool.

Legal AI went from experiment to budget line item in 2024–2025. Harvey competes with incumbents who own research libraries but move slower on UX. Its risk is model commoditization; its defense is workflow embedding, firm-specific deployment, and enterprise sales into the most conservative buyers.

• CoCounsel (Thomson Reuters) incumbent

  Incumbent legal research giant's AI assistant; distribution through Westlaw customer base versus Harvey's greenfield enterprise sales.

• Lexis+ AI (LexisNexis) incumbent

  Major research platform adding generative AI; REV (LexisNexis VC arm) also invested in Harvey's Series D, signaling both competition and partnership.

• Ironclad adjacent

  Contract lifecycle management with AI features; narrower CLM focus vs Harvey's broader legal workflow scope.

• Casetext (acquired by Thomson Reuters) direct

  Legal AI research tool acquired by TR in 2023; validated category demand Harvey now leads at larger scale.

Notable stories

• Harvey reported that 'centuries-old firms are experimenting with new business models' as lawyers adopt its tools at an 'unprecedented rate' — a rare speed-of-adoption claim in legal tech.
• LexisNexis participated in Harvey's Series D through REV, its venture arm — unusual overlap where a major incumbent backs a fast-growing independent legal AI platform.

Industries

Related funding articles

Venture Capital Tracker pieces that cover Harvey's financing or category context.

• Harvey: Why This a16z-Backed Company Is on Fire
• a16z Portfolio Companies on Fire in 2026: AI, American Dynamism & More