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Active YC Companies

5,056 Y Combinator companies with active status. Browse founder contacts, batch info, and company data.

5,056

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YC Company Directory

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Company	Batch	Description	Status	Location	Team	Founders	Reveal
Starcloud	S24	Data centers in space	Active	Redmond, WA, USA	12	Philip Johnston, Ezra Feilden, Adi Oltean	Reveal
Starcloud	S24	Data centers in space	Active	Seattle, WA, USA	12	Philip Johnston, Ezra Feilden, Adi Oltean	Reveal
Stardrift	S24	AI travel planner	Active	San Francisco, CA, USA	3	Leila Clark	Reveal
Stempad	S24	Notion for science	Active	Toronto, ON, Canada	1	Ralph Rouhana	Reveal
Stempad	S24	Notion for science	Active	—	1	Ralph Rouhana	Reveal
Sterling Labs, Inc	S24	Currently in stealth - previously FocusBuddy	Active	San Francisco, CA, USA	2	Adnan Sherif, Yash Ramchandani	Reveal
Storia AI	S24	Open source AI copilot that knows your company's code and its context	Active	San Francisco, CA, USA	2	Julia Turc	Reveal
Substrate	S24	Artificial Intelligence for your medical billing team	Active	—	2	Inderpal Singh, Ayo Omojola	Reveal
Substrate	S24	Artificial Intelligence for your medical billing team	Active	San Francisco, CA, USA; Remote	2	Inderpal Singh, Ayo Omojola	Reveal
Superunit	S24	Faster, more profitable background checks with AI	Active	San Francisco, CA, USA	2	Peter Marler, Zach Yellin-Flaherty	Reveal
SureBright	S24	Apple Care-like warranty program for every retailer	Active	New Delhi, DL, India	35	Manish Chauhan, Sanket Munjal, Kai Jia	Reveal
Synnax	S24	Unified Hardware Control and Data Processing Software	Active	—	5	Emiliano Bonilla, Patrick Dotson, Elham Islam	Reveal
Synnax	S24	Unified Hardware Control and Data Processing Software	Active	Denver, CO, USA	5	Emiliano Bonilla, Patrick Dotson, Elham Islam	Reveal
Syntra	S24	Faster healthcare payments	Active	San Francisco, CA, USA	10	Ayush Jain, Aniketh Kolla	Reveal
Syntra	S24	AI chart review for speciality medical clinics.	Active	San Francisco, CA, USA	9	Ayush Jain, Aniketh Kolla	Reveal
Tabula	S24	AI Copilot for SMEs & their accountants in Europe	Active	Berlin, Germany	5	Tim Hermes, Markus Jungnickel, Kilian Justus	Reveal
Tabula	S24	Autonomous Accounting Software	Active	Berlin, Berlin, Germany	13	Tim Hermes, Markus Jungnickel, Kilian Justus	Reveal
Tandem	S24	AI-native office leasing broker	Active	San Francisco, CA, USA	22	Rafi Sands, Sean Miller, Brendan Suh	Reveal
TaxGPT	S24	AI tax assistant for professionals and businesses	Active	San Francisco, CA, USA	28	Kashif Ali, Isabella Maceda-Ali	Reveal
TaxGPT	S24	AI tax assistant for professionals and businesses	Active	San Francisco, CA, USA	28	Kashif Ali, Isabella Maceda-Ali	Reveal
TaxGPT	S24	AI tax assistant for professionals and businesses	Active	San Francisco, CA, USA	45	Kashif Ali, Isabella Maceda-Ali, Isabella Ali	Reveal
Terra	S24	Design and sell products in minutes	Active	—	6	Lev Glushkovskii, Dylan McFarland	Reveal
The Forecasting Company	S24	Foundation models for time series	Active	Paris, France	7	Geoffrey Negiar, Joachim Fainberg	Reveal
The Forecasting Company	S24	Foundation models for time series	Active	Paris, Île-de-France, France	7	Geoffrey Negiar, Joachim Fainberg	Reveal
Theseus	S24	GPS Denied Navigation for Drones	Active	San Francisco, CA, USA	7	Ian Laffey, Sacha Lévy, Carl Schoeller	Reveal
The Synthesis Company	S24	100x faster scientific evidence synthesis	Active	San Francisco, CA, USA	3	Cyrus Nouroozi, Amir Mehr	Reveal
Thunder Compute	S24	The world's cheapest GPU cloud	Active	San Francisco, CA, USA	4	Carl Peterson, Brian Model	Reveal
Thunder Compute	S24	VMware for GPUs	Active	San Francisco, CA, USA	9	Carl Peterson, Brian Model	Reveal
Tivara	S24	The AI workforce for medical groups	Active	New York City, NY, USA	2	Tej Seelamsetty, Aumesh Misra	Reveal
TradeFlow	S24	AI-powered settlement for financial securities	Active	New York, NY, USA	2	Taryn Reardon, Liam Breen	Reveal
TradeFlow	S24	AI-powered settlement for financial securities	Active	New York City, NY, USA	2	Taryn Reardon, Liam Breen	Reveal
Typa	S24	The content engine that wins attention and drives growth.	Active	San Francisco, CA, USA	2	Andrew Chung, Junyoung Park	Reveal
Ultra	S24	Practical, general-purpose robots for repetitive industrial tasks	Active	New York City, NY, USA	4	Jon Miller Schwartz, Max Friefeld, Chetan Parthiban	Reveal
Unbound	S24	Use AI tools without fear of data leakage	Active	San Francisco, CA, USA	7	Rajaram Srinivasan, Vignesh Subbiah	Reveal
Undermind	S24	An AI agent for scientific research	Active	San Francisco, CA, USA	—	Joshua Ramette, Tom Hartke	Reveal
Undermind	S24	An AI agent for scientific research	Active	San Francisco, CA, USA	—	Joshua Ramette, Tom Hartke	Reveal
Understood Care	S24	Healthcare personal assistants for Medicare patients.	Active	New York City, NY, USA	7	Samantha Wu, Kevin Bailey	Reveal
Unsloth AI	S24	Open-Source Reinforcement Learning (RL) & Fine-tuning for LLMs.	Active	San Francisco, CA, USA	8	Daniel Han, Michael Han	Reveal
Usul	S24	AI Platform for Winning Defense & Government Contracts	Active	San Francisco, CA, USA	11	Jarren Reid, Oliver Gomez, Joonghyun Lee	Reveal
Usul	S24	AI Platform for Winning Defense & Government Contracts	Active	San Francisco, CA, USA	15	Jarren Reid, Oliver Gomez, Joonghyun Lee	Reveal
Vendra	S24	Custom Parts, Manufactured in America 🇺🇸	Active	San Francisco, CA, USA	5	Shan Mohta, Anish Bhardwaj	Reveal
Vendra	S24	Custom Parts, Manufactured in America 🇺🇸	Active	San Francisco, CA, USA	10	Shan Mohta, Anish Bhardwaj	Reveal
Vera Health	S24	AI-powered clinical decision support for healthcare providers	Active	San Francisco, CA, USA	6	Taieb Bennani, Maxime Allouch	Reveal
Vera Health	S24	AI-powered clinical decision support for healthcare providers	Active	San Francisco, CA, USA	6	Taieb Bennani, Maxime Allouch	Reveal
Vibe	S24	Making everyone a software engineer	Active	San Francisco, CA, USA	2	Ray Morgan, Katia Bazzi	Reveal
VideoGen	S24	Create professional videos in minutes with AI, online or via API	Active	San Francisco, CA, USA	6	Anton Koenig, David Grossman	Reveal
Village Labs	S24	Helping America's businesses become employee owned	Active	New York City, NY, USA	2	Roger Cawdette, Turja Chowdhury	Reveal
Void	S24	The open source Cursor alternative	Active	San Francisco, CA, USA	2	Andrew Pareles, Mathew Pareles	Reveal
Voker	S24	The Agent Analytics Platform	Active	Los Angeles, CA, USA	6	Tyler Postle, Alex Rudolph	Reveal
Weave Robotics	S24	Personal robots for the home--that ship in 2025	Active	—	10	Evan Wineland, Kaan Dogrusoz	Reveal