Crimson Raises $2.5M Seed

Crimson, a London, UK-based litigation AI startup, has announced an oversubscribed $2.5 million seed round.

Investors

The round was led by Y Combinator, with participation from Symphony Ventures, Twenty Two Ventures, ACQ Ventures, Amino Capital, Eight Capital, Scale Asia Ventures, Progressive Ventures, and a group of partners and arbitrators at various international law firms.

Crimson Use of Funds

The company plans to use the capital to support its continued growth and to establish a new operational presence in New York to better serve its US-based clients.

About Crimson

Founded in 2025 by Mark Feldner, Amine Amor, and David Strömbäck, Crimson provides a specialized AI platform designed for complex litigation and arbitration, helping law firms manage case files, evidence, and legal strategies. The platform transforms complex legal case files into structured, queryable datasets that help lawyers analyze evidence, manage disputes, draft legal documents, and improve case strategy. Crimson is working with firms and in-house counsel across the U.S., UK, Middle East, Europe and Asia Pacific, including Magic Circle and Am Law 10 firms, international arbitration practices and elite litigation boutiques.

Funding Details

Company Website: https://crimson.law

Company: Crimson
Raised: $2.5M
Round: Seed
Funding Date: May 28, 2026
Lead Investor: Y Combinator
Additional Investors: Symphony Ventures, Twenty Two Ventures, ACQ Ventures, Amino Capital, Eight Capital, Scale Asia Ventures, Progressive Ventures, and various partners and arbitrators
Software Category: Legal Technology
Source: https://legaltechnology.com/crimson-raises-2-5m-seed-opens-new-york-office-leans-hard-on-the-litigation-native-pitch/