Who is Billy Gallagher?
Billy Gallagher is the Head of Marketing at Crosby, the AI law firm for commercial contracts. Crosby is an AI-native law firm for commercial contracts, based in New York.
About Billy Gallagher
Billy runs marketing at Crosby, ran its San Francisco billboard campaign in April 2026, and co-founded Prospect before that.
About Crosby
Crosby is an AI-native law firm for commercial contracts, based in New York. It raised a $60M Series B co-led by Lux Capital and Index Ventures in March 2026. On October 29th, 2026 it reportedly sent a letter of intent to buy Weil Gotshal's brand and data as Weil prepares to vote on dissolving; neither firm has confirmed the bid.
Why Billy is on the cover
Crosby is the AI law firm the rest of legal is watching, and Billy is the person telling its story.
Questions about Billy and Crosby
- What does Billy Gallagher do at Crosby?
- Billy Gallagher is the Head of Marketing at Crosby, the AI law firm for commercial contracts.
- What does Crosby do?
- Crosby is an AI-native law firm for commercial contracts, based in New York.
- How much has Crosby raised?
- Crosby raised a $60M Series B in March 2026, co-led by Lux and Index.

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