Y Combinator

Signals

Observed in public listings; this is not a verified current management roster.

• Garry Tan LinkedIn ↗ President, CEO, and Group Partner
• Eric Bakan Head of Data
• Steven Pham Head Of Media
• Ryan Choi Head of Post Batch Operations and Software
• Uzair Afzal Partner, CFO
• Harj Taggar Managing Partner
• Xiaolin Li Partner, CFO
• Tayler Princeau Executive Assistant
• Megan Ehrlich Executive Assistant
• Lauren Field Executive Assistant
• Kelley Tighe Executive Assistant
• Renee Mars Head of HR & Workplace

+ 6 more tracked

View 12-month management history →

Portfolio

Nous Research HappyRobot River AI Scape HyperProbe Coasty Context.dev Agnost AI Adam Zeit AI AfterQuery LemonLime BillionToOne Naïve Hoplite Prized Traceforce TesterArmy Parsewise Drafted Intuned Rudus Transload Superset Hypercubic Hebbian Robotics Speko Keet Stoa Markets Skillsync

Latest developments

2026

◆ Executive move: 10x Science & VS Code Executive move

◆ Funding: Physical Intelligence & Ultra Funding

◆ Funding: Nous Research & Y Combinator Funding

◆ Funding: Hermes & Nous Research Funding

◆ Partnership: Sona8 & Y Combinator Partnership

◆ Funding: Firecrawl Inc. & Y Combinator Funding

◆ Incident: Anthropic & Apollo Research Incident

◆ Funding: AI Evaluator Forum (AEF) & Accenture Funding

◆ Funding: Y Combinator & Zeit AI Funding

◆ Funding: Zeit AI & ACE Ventures Funding

◆ Funding: AfterQuery & Forbes Funding

◆ Funding: Hypercubic & Y Combinator Funding

◆ Funding: Speko & Y Combinator Funding

◆ Funding: Blacksmith & Blacksmith Software Inc. Funding

◆ Funding: River AI & AMD Funding

◆ Funding: Stoa Markets & Y Combinator Funding

◆ Funding: Naïve & Naïve Inc. Funding

◆ Funding: HappyRobot & Andreessen Horowitz Funding

◆ Funding: HappyRobot & Y Combinator Funding

◆ Product launch: Hoplite & HyperProbe Product launch

◆ Funding: Prized & Y Combinator Funding

◆ Model release: AGORA & AI Act Model release

◆ Funding: Coasty & Y Combinator Funding

◆ Funding: Agnost AI & Y Combinator Funding

◆ Partnership: Manufact & Y Combinator Partnership

◆ Funding: TesterArmy & Y Combinator Funding

◆ Funding: Adam & Y Combinator Funding

◆ Partnership: BitBoard & Y Combinator Partnership

◆ Funding: Intuned & Y Combinator Funding

◆ Partnership: Hyper & Y Combinator Partnership

• 30 Oct Market development: Petrarch & LinkedIn
• 30 Oct Executive move: 10x Science
• 30 Oct Market development: Google & DeepMind
• 29 Oct Market development: Simantic & Neuralink
• 26 Oct Market development: Throxy
• 22 Oct Market development: Spacesheep
• 21 Oct Market development: Alter & Slack
• 13 Oct Market development: Consus & ChatGPT
• 12 Oct Market development: Dreamscale Labs
• 12 Oct Market development: Agent37 & OpenClaw
• 9 Oct Market development: Ultra & Physical Intelligence
• 8 Oct Funding: Nous Research & Hermes 4
• 5 Oct Market development: Sona8 & Boston Consulting Group
• 1 Oct Market development: Acely
• 30 Sep Market development: Magnitude & llama.cpp
• 30 Sep Market development: Invertix & San Francisco program
• 22 Sep Market development: Firecrawl Inc.
• 17 Sep Incident: Hugging Face & Apollo Research
• 17 Sep Market development: Skillsync & Skillsync (https://skillsync.com)
• 15 Sep Funding: OpenAI
• 14 Sep Market development: Superhuman & Fathom
• 11 Sep Funding · 11 Sep 2026
• 3 Sep Funding: Zeit AI
• 3 Sep Funding: Zeit AI & Palantir
• 2 Sep Market development: RonanRx & OpenAI
• 2 Sep Funding: AfterQuery & Forbes
• 1 Sep Funding: AfterQuery
• 1 Sep Market development: Nori Robotics & Columbia University
• 31 Aug Market development: Hebbian Robotics & Apache Airflow 3
• 27 Aug Market development: Salem Robotics & UT Austin
• 26 Aug Market development: Risklytics & Harvard
• 26 Aug Market development · 26 Aug 2026
• 20 Aug Market development: Vendo & Hacker News
• 18 Aug Market development: machine0 & MCP
• 18 Aug Market development: Hypercubic & Apple
• 17 Aug Market development: Speko
• 14 Aug Market development: Graphify & Graphify Labs
• 12 Aug Market development: Goldman Sachs & OpenAI
• 12 Aug Funding: Blacksmith Software Inc.
• 11 Aug Funding: River AI & NVIDIA
• 11 Aug Market development: Keet & Apple TestFlight
• 10 Aug Market development: Stoa Markets & Stoa
• 7 Aug Funding: Naïve Inc. & SiliconANGLE
• 5 Aug Product launch: HyperProbe & Cursor
• 5 Aug Market development: LemonLime
• 4 Aug Market development: EdotEnv
• 4 Aug Funding: HappyRobot & DHL
• 4 Aug Market development: QM & MIT
• 3 Aug Product launch: Hoplite & AWS
• 2 Aug Model release: Microsoft & Anthropic

Relationships

Investment & ownership

• Invests in Zeit AI · 2 sources
• Invests in Scape · 1 source
• Invests in Graphify Labs · 1 source
• Invests in HappyRobot · 1 source
• Invests in LemonLime · 1 source
• Invests in Prized · 1 source
• Invests in Coasty · 1 source
• Invests in TesterArmy · 1 source

Products & technology

• Develops QM · 1 source

Partnerships

• Partnered with OpenAI · 1 source
• Partnered with Anthropic · 1 source
• Partnered with xAI · 1 source