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Crimson

Active · The AI Associate for Litigation Lawyers

9signal of 100 · rising 6
  • team of 7Team size · YC's directory+4.7
  • went through YCProgram · this site+4

A sum of public facts, not a judgement and not investment advice.

Competitors

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Founders

  • Mark FeldnerFounder/CEO
  • David StrömbäckFounder/CTO

About Crimson

Crimson is the case intelligence platform for complex litigation. We help litigators build a complete picture of each case – every argument, entity and event understood in context – and support them with analysis, drafting and case management across the lifecycle of the dispute.

YC batch
X25 · Spring 2025
Status, per YC
Active
Category
AI
Team size
7
Location
London, England, United Kingdom
Founded
2025
Checked
7h ago

YC tags: SaaS, Legal, AI

Changes seen

TagsOct 19, 2026

Newly tagged AI; no longer tagged Artificial Intelligence.

Team sizeOct 5, 2026

Team went from 6 to 7 people.

TagsOct 5, 2026

Newly tagged Artificial Intelligence; no longer tagged AI.

Crimson in X25: 144 companies, 90% AI

LinkedIn

Crimson: questions

Which YC batch was Crimson in?

Crimson was in Y Combinator's Spring 2025 batch (X25).

Is Crimson still active?

Y Combinator lists Crimson as active.

Who founded Crimson?

Crimson's founders, as listed on its YC page: Mark Feldner (Founder/CEO), David Strömbäck (Founder/CTO).

Where is Crimson based?

Crimson lists London, England, United Kingdom as its location on YC's directory.