Harvey
AI platform for legal and professional services powered by custom large language models.
- Founded
- 2022
- Headquarters
- San Francisco, CA
- Latest Round
- Series D
- Est. Valuation
- ~$3,000M
Investment Thesis
Harvey is a generative AI platform built specifically for legal professionals and professional services firms. Founded in 2022 by Winston Weinberg and Gabriel Pereyra, the company develops customized large language models that understand the nuances of legal work, enabling lawyers to draft, research, and analyze documents with unprecedented speed.
Harvey has rapidly scaled to over $100 million in annual recurring revenue, serving top law firms and enterprises worldwide. The company's trajectory has been remarkable -- from a $5M seed to an $11B valuation in under four years -- reflecting both the massive market opportunity in legal AI and the quality of Harvey's enterprise product. Investors include Sequoia Capital, Kleiner Perkins, a16z, and the OpenAI Startup Fund.
Legal work is one of the last knowledge-work categories untouched by automation — lawyers bill $500-1,500/hour for tasks like contract review, due diligence, and legal research that are highly repetitive and pattern-driven.
Harvey is an AI legal assistant trained on elite law firm workflows that can draft contracts, analyze case law, review documents, and prepare filings at associate-level quality — not replacing lawyers but making every lawyer dramatically more productive.
Partnered with Allen & Overy (now A&O Shearman), PwC, and other global firms; valued at $3B+ with $300M+ raised, making it the most well-capitalized legal AI startup by a wide margin.
LLMs handle legal language, citation, and multi-document reasoning far better than any prior AI technology, and BigLaw firms under margin pressure are finally willing to adopt AI tools after decades of technological conservatism.