Third Chair | Y Combinator
YC X25; repeat founders Yoav Zimmerman and Shourya Lala.
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DealFlow OS uses public web data and automated enrichment. Research may be incomplete, outdated, or incorrect. Verify important information before making investment or outreach decisions.
Evidence-bound summary — expand sections for movement, risks, and signals.
Memo snapshot · May 20, 2026, 6:13 PM
DealFlow OS uses public web data and automated enrichment. Research may be incomplete, outdated, or incorrect. Verify important information before making investment or outreach decisions.
Third Chair Unblock legal, unlock growth — IP enforcement automation.
No verified public funding found in indexed sources (Low).
Seed (YC)
Verified facts
+5 more in Recent movement below
Funding
No verified public funding found in indexed sources (Low).
Hiring
No hiring/careers evidence indexed (Low).
GitHub
No GitHub‑linked evidence indexed (Low).
Product / news
31 product/news‑styled row(s); headline risk without filings (High).
Traffic / social
No traffic/social evidence indexed (Low).
YC X25; repeat founders Yoav Zimmerman and Shourya Lala.
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The score is an algorithmic estimate based on observed public company-level signals. It may be incomplete, stale, or inaccurate and is not investment, legal, tax, or business advice.
DealFlow score momentum
More runs will build history.
The score is an algorithmic estimate based on observed public company-level signals. It may be incomplete, stale, or inaccurate and is not investment, legal, tax, or business advice.
Latest momentum signal per category. Expand a card to inspect raw payloads.
Source types found
Strongest / recent news-style rows
Third Chair | Y Combinator
Wed, May 20, 06:13 PM · confidence 85%high quality
https://www.ycombinator.com/companies/third-chairLaunch YC: Third Chair
Wed, May 20, 06:13 PM · confidence 85%medium quality
https://www.ycombinator.com/launches/NdE-third-chair-agents-for-in-house-legal-teamsNewest first · 33 event(s)
Unblock legal, unlock growth — IP enforcement automation.
YC X25; repeat founders Yoav Zimmerman and Shourya Lala.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Source: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
Product demo and customer traction notes.
1 row(s)
Unblock legal, unlock growth — IP enforcement automation.
https://usethirdchair.com/1 row(s)
Product demo and customer traction notes.
https://www.ycombinator.com/launches/NdE-third-chair-agents-for-in-house-legal-teams1 row(s)
YC X25; repeat founders Yoav Zimmerman and Shourya Lala.
https://www.ycombinator.com/companies/third-chair30 row(s)
Source name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-office-basics-for-music-registration-and-enforcementSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-moral-rights-in-music-and-mediaSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-look-up-fast-ways-to-check-ownership-and-datesSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-lawyer-when-you-need-one-and-what-to-askSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-laws-for-art-ownership-licensing-and-infringementSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-law-fair-use-the-practical-test-for-creatorsSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-intellectual-property-key-differences-and-overlapSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-infringement-on-social-a-rights-holder-s-playbookSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-infringement-on-instagram-evidence-and-next-stepsSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-facebook-rules-claims-takedowns-and-disputesSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-clearance-center-what-it-does-and-when-to-use-itSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-character-protection-what-s-covered-and-what-s-notSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-attorneys-what-they-do-and-when-to-hireSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-all-rights-reserved-what-it-means-and-doesn-tSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/copyright-act-of-1976-what-changed-and-why-it-mattersSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/content-id-what-it-is-how-it-works-and-common-mythsSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/content-id-system-youtube-how-matching-and-policies-workSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/content-id-in-what-it-catches-and-what-it-missesSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/content-id-for-youtube-how-it-works-and-what-it-missesSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/content-id-for-tiktok-and-instagram-what-s-missing-todaySource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/composition-copyright-what-songwriters-actually-ownSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/common-law-copyright-does-it-still-matterSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/business-and-legal-a-workflow-to-close-licenses-fasterSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/building-a-repeatable-ad-enforcement-processSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/best-practices-for-outreach-emails-to-brands-using-your-musicSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/audio-fingerprinting-for-music-rights-how-accurate-is-itSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/all-rights-re-what-it-means-for-music-ip-ownersSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/actual-damages-in-copyright-how-courts-calculate-lossesSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
https://usethirdchair.com/blog/accelerate-ip-recovery-prioritizing-infringements-by-valueSource name: Blog / news
Work with Third Chair to enforce your IP, unlock licensing revenue, and accelerate deal flow.
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