Crosby
AI-powered law company that pairs lawyers with proprietary technology to deliver faster, more consistent contract review.
About
Crosby is a registered AI law firm that reviews contracts (MSAs, DPAs, NDAs) for sales teams. Send a document over Slack, email, or a CLM trigger and get back a marked-up agreement with lawyer-in-the-loop oversight, fixed upfront pricing, and malpractice insurance backing the work. Median review time is 58 minutes.
Customers include Cursor, Clay, Rogo, and Tishman Speyer. Quietly launched January 2025, public June 2025, with 1,000+ agreements reviewed in the first months.
NYC, in-person. Founded by Ryan Crosby and John Sarihan. $60M Series B led by Lux in March 2026 with participation from Index, Sequoia, Elad Gil, 01 Advisors, and Bain Capital Ventures. Lawyers from Harvard, Stanford, and Columbia Law; engineers from Ramp, Vanta, and Meta.