Third Chair
YC X25San Francisco, US · Founded 2024 · 8 employees · Hiring · 3 known investors
Third Chair provides music rights holders and IP investment funds with monitoring and licensing solutions for intellectual property use across social media platforms (TikTok, Instagram, X, Facebook, YouTube). The platform uses audio fingerprinting to identify unlicensed music uses, uncover monetization opportunities, and facilitate licensing revenue collection.
Also known as Watchdog AI
AdTechAI & Machine LearningEnterprise SoftwareLegalTechMarketing TechMedia & EntertainmentUnited States of AmericaAmerica / CanadaFully Remote
Founders & leadership· Y Combinator alumni (X25)
Third Chair was founded in 2024 by Yoav Zimmerman and Shourya Lala.
YZ
Yoav Zimmermanin𝕏CEO / Co-FounderYoav Zimmerman founded Trendpop, a YC-backed media/entertainment company that reached $1M+ ARR with clients including Universal Music Group and MrBeast, before starting Third Chair. He previously worked on machine learning at Google and early-stage AI ventures.
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Shourya Lalain𝕏Founder / CTOShourya Lala founded Fello (YC W22), a game-based investments platform that grew to 2 million users, and has prior experience at the Open Data Foundation and BlackRock. He is the founder and CTO of Third Chair.
Investors · 3
Founder mafia
3 people who came through Third Chair went on to found or lead other companies.
Competitors · 4
by search overlapLegalZoom.com, Inc.58 shared keywordsThis is an educational article on the LegalZoom website explaining what a limited liability company (LLC) is, including its types, tax treatment, formation process, and legal considerations. LegalZoom provides online legal services to help small and mid-size businesses register and manage LLCs and other business structures.
Usercentrics54 shared keywordsUsercentrics provides consent management and data privacy technology for digital businesses seeking to balance user data protection with growth and compliance. The platform enables customers to build trust through improved transparency and user control while achieving regulatory compliance.
Zenbusiness50 shared keywordsZenBusiness provides an all-in-one platform combining AI-powered guidance (Velo) with customer support to help entrepreneurs start, protect, and grow their businesses through business formations and compliance services. The platform serves business owners at all stages, from first-time LLC filers to established companies managing bookkeeping and regulatory requirements.
Lawhive34 shared keywordsLawhive is a digital legal services platform that connects individuals and small businesses with licensed lawyers through a technology-driven process. The company combines AI tools with regulated legal expertise to provide accessible, transparently-priced legal assistance.
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In the news
Frequently asked questions
- What does Third Chair do?
- Third Chair provides music rights holders and IP investment funds with monitoring and licensing solutions for intellectual property use across social media platforms (TikTok, Instagram, X, Facebook, YouTube). The platform uses audio fingerprinting to identify unlicensed music uses, uncover monetization opportunities, and facilitate licensing revenue collection.
- Who founded Third Chair?
- Third Chair was founded by Yoav Zimmerman, Shourya Lala in 2024.
- Who are Third Chair's investors?
- Third Chair's investors include FundersClub, Y Combinator, 468 Capital.
- Where is Third Chair headquartered?
- Third Chair is headquartered in San Francisco, US.




