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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
ProhostAI	S24	AI Property Manager for Airbnb & Short-Term Rental Hosts	Active	San Francisco, CA, USA	5	Bill Ulammandakh, Andrew Lawson	Reveal
ProhostAI	S24	AI Property Manager for Airbnb & Short-Term Rental Hosts	Active	New York City, NY, USA	5	Bill Ulammandakh, Andrew Lawson	Reveal
Promi	S24	Optimizing ecommerce pricing with dynamic, personalized discounts	Active	—	2	Peter Moot, Jiaxin Lin	Reveal
Promi	S24	Providing quick product and design feedback via digital twins	Active	San Francisco, CA, USA	2	Peter Moot, Jiaxin Lin	Reveal
Propaya	S24	AI commercial lease abstractions and review	Active	San Francisco, CA, USA	2	Reader Wang, Jake Golas	Reveal
Propaya	S24	AI commercial lease abstractions and review	Active	San Francisco, CA, USA	2	Reader Wang, Jake Golas	Reveal
Proxis	S24	The platform for enterprise AI agent automations, starting with email.	Active	—	3	Liam Collins	Reveal
Proxis	S24	The platform for enterprise AI agent automations, starting with email.	Active	San Francisco, CA, USA	3	Liam Collins	Reveal
Pulse	S24	Production-grade unstructured document extraction	Active	San Francisco, CA, USA	22	Sid Manchkanti, Ritvik Pandey	Reveal
Quetzal	S24	Simple, LLM-first translation and internationalization for software	Active	San Francisco, CA, USA	2	John Thompson, Brendan Agliardo	Reveal
Random Labs	S24	Random labs is building long running autonomous coding agents.	Active	San Francisco, CA, USA	—	Kiran (Random Labs), Mihir Chintawar	Reveal
Rastro	S24	The fastest way to launch product catalogs.	Active	London, England, United Kingdom	3	Baptiste Cumin, Augustin Baudoin, Papa Sougou Wele	Reveal
ReactWise	S24	AI Co-Pilot for Chemical Process Optimization	Active	San Francisco, CA, USA	2	Alexander Pomberger, Daniel Wigh	Reveal
ReactWise	S24	AI Co-Pilot for Chemical Process Optimization	Active	London, England, United Kingdom	2	Alexander Pomberger, Daniel Wigh	Reveal
Redouble AI	S24	Java-native multi-agentic AI operating system for enterprise	Active	New York City, NY, USA; Remote	3	Martin Bittner, Andrey Santrosyan	Reveal
Refactor	S24	Deploying secure and reliable AI agents across healthcare, retail,…	Active	San Francisco, CA, USA	3	Arnav Joshi, Daniel Zamoshchin	Reveal
RentFlow	S24	The first 'Buy Now Pay Later' solution for Commercial Rent	Active	San Francisco, CA, USA	3	Joseph Thalinjan, Alix Maurin	Reveal
Rescript	S24	AI for Legal & Public Policy Teams	Active	Washington, DC, USA	2	Nikhil Ajjarapu, Alexander Pesendorfer	Reveal
RetroFix	S24	Automate any workflow using plain english	Active	San Francisco, CA, USA	2	Isaac Toscano, Daniel Portela	Reveal
RetroFix	S24	Automate any workflow using plain english	Active	New York City, NY, USA	2	Isaac Toscano, Daniel Portela	Reveal
Rewbi	S24	A stealth mode startup.	Active	San Francisco, CA, USA	3	Thomas Marge, Derek Modzelewski	Reveal
Rewbi	S24	Rewbi uses AI to increase grid-connected battery storage revenue 2x	Active	—	2	Thomas Marge, Derek Modzelewski	Reveal
Roger	S24	Roger is an AI SDR that automates outbound sales and follows up 24/7.	Active	—	2	Rithwik Pattikonda	Reveal
Rowboat Labs	S24	Open-source AI coworker with memory	Active	Bengaluru, KA, India; Remote	3	Arjun Maheswaran, Ramnique Singh, Akhilesh Sudhakar	Reveal
RowBoat Labs	S24	Open-source AI-assisted agent builder	Active	San Francisco, CA, USA	3	Arjun Maheswaran, Ramnique Singh	Reveal
RunLocal AI	S24	AI agent that optimizes inference for embedded compute like Jetson	Active	London, England, United Kingdom	3	Ismail Salim, Ivan Chan, Ciarán O' Rourke	Reveal
Sage Care	S24	Automating home care agency operations with AI	Active	San Francisco, CA, USA	3	Jon Levinson, Ian Gillis	Reveal
Saldor	S24	Making procurement easy	Active	San Francisco, CA, USA	2	Jacob Bland, Jack Cameron	Reveal
Saphira AI	S24	The Enablement Layer for Physical AI	Active	San Francisco, CA, USA	7	Akshay Chalana, Oscar Avatare	Reveal
Saturn	S24	Compliance and back office workflows for Wealth Managers.	Active	London, UK	18	Amal Jolly, Michael Ettlinger, Rohit Vaish	Reveal
Saturn	S24	Compliance and back office workflows for Wealth Managers.	Active	London, England, United Kingdom	18	Amal Jolly, Michael Ettlinger, Rohit Vaish	Reveal
Scape	S24	The intelligent inbox that works for you	Active	Stockholm, Stockholm County, Sweden	5	Melvin Hagberg	Reveal
SchemeFlow	S24	AI Report Generation for Engineering & Environmental Review	Active	—	5	Andrew Browning, Jonny Browning, James Griffith	Reveal
SchemeFlow	S24	AI Report Generation for Engineering & Environmental Review	Active	London, England, United Kingdom	5	Andrew Browning, Jonny Browning, James Griffith	Reveal
Seals AI	S24	AI Employees for Wholesalers & Distributors	Active	San Francisco, CA, USA	4	Luis Mario Garcia, Heber Garza, Javier Gonzalez, Fernando Huerta	Reveal
Seals AI	S24	AI Employees for Wholesalers & Distributors	Active	San Francisco, CA, USA	4	Luis Mario Garcia, Heber Garza, Javier Gonzalez, Fernando Huerta	Reveal
Sensei	S24	Robotic Training Data at Scale	Active	Boston, MA, USA	2	Anubhav Guha, John Piotti	Reveal
Silurian	S24	Foundation models to simulate Earth, starting with weather.	Active	Seattle, WA, USA	6	Jayesh K. Gupta, Cristian Bodnar, Nikhil Shankar	Reveal
SimCare	S24	AI avatars to scale healthcare training.	Active	New York City, NY, USA	7	Vrishank Saini, Tiko Bdoyan	Reveal
Simple AI	S24	AI voice that sells	Active	San Francisco, CA, USA	11	Catheryn Li, Zach Kamran	Reveal
Simple AI	S24	AI voice that sells	Active	San Francisco, CA, USA	11	Catheryn Li, Zach Kamran	Reveal
Simplex	S24	AI agents to enroll providers with payors	Active	San Francisco, CA, USA	2	Shreya Karpoor, Marco Nocito	Reveal
Soff	S24	AI Agents for Distributors	Active	San Francisco, CA, USA	6	Berni Hausleitner	Reveal
Sonatoria	S24	Helping Startups Grow Organically	Active	—	2	Jacob Tucker	Reveal
Sorcerer	S24	Building a nervous system for the atmosphere	Active	San Francisco, CA, USA	4	Austin Tindle, Maxmillion McLaughlin, Alessandro Vecchi	Reveal
Spaceium Inc	S24	In-Space Refueling	Active	Ottawa, ON, Canada	—	Ashi Dissanayake, Reza Fetanat	Reveal
Spherecast	S24	AI Supply Chain Manager for CPG	Active	—	6	Leon Hergert, Paul Dietrich, Pascal Schindler	Reveal
Spherecast	S24	AI Supply Chain Manager for CPG	Active	San Francisco, CA, USA	7	Leon Hergert, Paul Dietrich, Pascal Schindler	Reveal
Spur	S24	Spur is your AI QA Engineer. Test your websites with natural language.	Active	New York City, NY, USA	8	Sneha Sivakumar, Anushka Nijhawan	Reveal
Spur	S24	Spur is your AI QA Engineer. Test your websites with natural language.	Active	San Francisco, CA, USA	8	Sneha Sivakumar, Anushka Nijhawan	Reveal