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Active YC Companies

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

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YC Company Directory

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Company	Batch	Description	Status	Location	Team	Founders	Reveal
Atlia	S26	The AI-native property management company	Active	San Francisco, CA, USA	2	Edmond Niu, Shaan Yadav	Reveal
Bernard	S26	AI employees that run home appliance repair companies	Active	New York City, NY, USA	9	Dan Katzman, David Goodfellow	Reveal
Buildbox	S26	Agent analytics for real user outcomes	Active	San Francisco, CA, USA	2	Trishala Jain, Mark Nour	Reveal
Caution	S26	Hosting platform for software you don't want to have hacked	Active	George Town, George Town, Cayman Islands	5	Anton Livaja, Ksenia Lesko, Lance Vick	Reveal
COACH	S26	The AI Coach for in person sales reps.	Active	San Francisco, CA, USA	4	Mathieu Perez, Thomas Perez, Nicolas Sebag	Reveal
Control Seat	S26	Predictive maintenance on your plant data and sensors.	Active	San Francisco, CA, USA	2	Jack Grodnick, Warren Shepard	Reveal
CueBench	S26	RL post-training for science reasoning and performance engineering	Active	San Francisco, CA, USA	3	Dillon Mehta, Neel Gadde, Rishan Hemrajani	Reveal
Daqstra	S26	AI-native test infrastructure to accelerate hardware companies.	Active	San Francisco, CA, USA	3	Darell Chua, Anchit Kumar	Reveal
DeepReach Inc.	S26	Real-world data network for robots & world models	Active	San Francisco, CA, USA	6	Chris Liu	Reveal
Denta	S26	Dental Insurance	Active	San Francisco, CA, USA	1	Jack Beecher	Reveal
Ethos Space Resources	S26	We make Silicon on the Moon.	Active	Los Angeles, CA, USA	2	Ross Centers, Brogan BamBrogan	Reveal
Financial Datasets	S26	Connect your agent to the stock market	Active	New York City, NY, USA	1	Virat Singh	Reveal
Gamgee	S26	Scalable Personalised Cancer Treatment	Active	San Francisco, CA, USA; Remote	2	Paul Conyngham, Paul Steven Conyngham	Reveal
Greypoint Industries	S26	Building drone swarms that hunt drone operators	Active	San Francisco, CA, USA	4	Darcy Zhang, Nic Chu, Jordan Khoo, Steven Xu	Reveal
hardware intelligence	S26	AI tools for the chips your AI runs on	Active	San Francisco, CA, USA	2	Athreya Anand, Rishov Sarkar	Reveal
HyperProbe	S26	The runtime data layer for agents to monitor and debug apps	Active	San Francisco, CA, USA	8	Shailendra Singh, Karan Raina	Reveal
IMPACT Drones	S26	Air Defense as a Service for Civilian Infrastructure.	Active	San Francisco, CA, USA	2	Jasper Lortije, Alessandro Fiume	Reveal
Induction Labs	S26	Building intellectually curious AI	Active	San Francisco, CA, USA	2	Jonathan Li, David Li, Jeffrey Li	Reveal
Inkbox	S26	The identity and communication layer for AI agents	Active	San Francisco, CA, USA	3	Ray Liao, Dima Vremenko, Alex Wilcox	Reveal
LATO	S26	Agentic deal diligence for institutional investors	Active	San Francisco, CA, USA	2	Tien Chu, Tymek Staniszewski	Reveal
LemonLime	S26	Fully automated GTM for small business	Active	San Francisco, CA, USA	5	Jordan Zietz, Daniela Muñoz	Reveal
Libra Robotics	S26	Robotic crews for large-scale infrastructure construction	Active	San Francisco, CA, USA	2	Jermaine Zhao, Yaojing Huang	Reveal
machine0	S26	Cloud computers for AI agents	Active	Paris, Île-de-France, France	1	Barnaby Malet	Reveal
Marengo	S26	AI-Native Engineering Firm designing Data Centers	Active	San Francisco, CA, USA	5	Emil Ares, Gad Marconi	Reveal
Mentlio	S26	Engineering Intelligence and Token Optimization for the AI-Coding Era	Active	San Francisco, CA, USA	—	Ashank Shah, Ahmet Demirbas	Reveal
Nebula Security	S26	Autonomous AI defense system for cyber attack	Active	San Francisco, CA, USA; Remote	4	Eten Zou, Yuan Tan, Frank Wu, Xiaochuan Yu	Reveal
Nex	S26	Claude Cowork for high volume GTM workflows	Active	San Francisco, CA, USA	5	Najmuzzaman (Nazz) Mohammad, Francisco Dias	Reveal
OneTriangle	S26	The cheapest, fastest lightweight inference.	Active	San Francisco, CA, USA	4	Hannah Chung, Medha Venkatapathy	Reveal
Ooak Data	S26	We turn company data into training data	Active	San Francisco, CA, USA	5	Pierre-Louis Vouteau, Thomas Aubry	Reveal
Pango	S26	Agentic OS for e-commerce operations	Active	New York City, NY, USA	5	Steve Rahimi, Lukasz Reszczynski	Reveal
Perceptron ML	S26	We make law firms AI-native.	Active	San Francisco, CA, USA	2	Michael Marcotte, Peyton Marcotte	Reveal
Poth Labs	S26	Conversational surveys that replace Qualtrics for large brands	Active	San Francisco, CA, USA	2	Mojmir Horvath, Matthew Wong	Reveal
Prescience, Inc.	S26	Health insurance for the age of abundant intelligence.	Active	San Francisco, CA, USA	2	Aditya Jain, Rishab Jain	Reveal
Prodigy Research	S26	Training the world's best foundation model for quantitative finance.	Active	San Francisco, CA, USA	2	Michael Wang, Yuhua Wang	Reveal
Rasyn	S26	Making chemicals 100,000x faster	Active	San Francisco, CA, USA	3	Ansh Tiwari, Ayush Chauhan, Daood Hashmi	Reveal
rekursiv.ai	S26	Scale AI scientists whose own breakthroughs accelerate the next.	Active	San Francisco, CA, USA	2	Joshua Dillon, Dan Kondratyuk	Reveal
Rise Reforming	S26	We turn waste gases into valuable supply-secure chemicals	Active	Chicago, IL, USA	4	George Rose, Lucas Zubillaga, Jona van Oord	Reveal
Salem Robotics Inc	S26	Deploying robots for inspections in hazardous spaces, like nuclear.	Active	Austin, TX, USA	2	Caleb Horan, Janak (Crasun) Panthi	Reveal
screenpipe	S26	Turn your company's computer work into AI agents.	Active	San Francisco, CA, USA	2	Louis Beaumont	Reveal
Sidekick	S26	AI agent that handles frontline operations over text	Active	San Francisco, CA, USA	1	Justin So	Reveal
Stoa	S26	The market behind AI hardware.	Active	San Francisco, CA, USA	3	Berat Celik, Eren Berke Saglam, Kaan Yigit	Reveal
SubVysion	S26	Autonomous rovers to make the ‘Google Maps’ of underground utilities	Active	San Francisco, CA, USA	2	Maxwell Stone, Wenson Tang	Reveal
Sunflower	S26	We are building an AI-native telemedicine clinic for addiction. 🌻	Active	San Francisco, CA, USA	15	Koby Conrad	Reveal
Tensr	S26	Robotic factories that build robots.	Active	San Francisco, CA, USA	3	Eric Berndt, Adith Sundram, C.K. Wolfe	Reveal
Traceforce	S26	Securing AI native apps directly on devices	Active	San Francisco, CA, USA	2	Xia Hua, Varun Wadhwa	Reveal
Trident	S26	Autonomous offensive security agents. The best defense is offense	Active	San Francisco, CA, USA	4	Junaid Mahmood, Dekai Li	Reveal
Trope	S26	AI FDE that deploys custom AI agents into ERPs	Active	San Francisco, CA, USA	2	Matthew Chow, Victor Vannara	Reveal
Tsenta	S26	AI career agent that turns your professional footprint into offers	Active	San Francisco, CA, USA	2	Agnay Srivastava, Pulkit Gupta	Reveal
Ultrasonium	S26	Manufacturing the metal parts the world runs on faster, cheaper, safer	Active	Boston, MA, USA	5	Jack Qiu, Hunter Brown, Chris Carter, Alexander Urbanski	Reveal
Veltha	S26	AI native TPA starting with workers comp	Active	San Francisco, CA, USA	2	Edin Citaku, Roland Jaloszynski	Reveal