San Francisco

YC Companies in San Francisco

2,672 Y Combinator startups based in San Francisco with verified founder contacts and company data.

2,672

Companies

San Francisco

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YC Company Directory

50 companies

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Company	Batch	Description	Status	Location	Team	Founders	Reveal
Eden Robotics	X26	Autonomous services for humanity.	Active	San Francisco, CA, USA	4	Stamatios Floratos, Joseph Humphreys, Stamatis Floratos	Reveal
Enjamb Labs	X26	The AI Workforce for Biopharma	Active	San Francisco, CA, USA	2	Rayan Mubarak, Maadhav Deekshitha	Reveal
Expanse	X26	Unlock wasted GPU capacity.	Active	San Francisco, CA, USA	4	Ismaeel Bashir, Nikodem Bieniek, Yafet Melake, Eren Mendi	Reveal
flowscope	X26	AI-native consulting to map and automate business processes	Active	San Francisco, CA, USA	2	Samuel Mirpuri, Javier Leguina	Reveal
Foaster	X26	The AI-native McKinsey	Active	San Francisco, CA, USA	2	Raphaël Dabadie, Alexandre Combes	Reveal
Framewise Health	X26	AI-native patient engagement	Active	San Francisco, CA, USA	2	Tane Kim	Reveal
Fuchsia	X26	Vanta for hardware	Active	San Francisco, CA, USA	3	Tony Gao	Reveal
General Aviation	X26	Fix ATC by connecting aircraft to the internet	Active	San Francisco, CA, USA	—	Ben Frank	Reveal
General Instinct	X26	Inference Infrastructure for Physical AI	Active	San Francisco, CA, USA	2	Bill Jiao, Guanming Wang	Reveal
Gigacatalyst	X26	AI-first embedded analytics and reports for customer success	Active	San Francisco, CA, USA	3	Namanyay Goel	Reveal
GovGuard	X26	Automating Government Workflows, starting with FOIA	Active	San Francisco, CA, USA	—	Gleb Hulting, Aditya Sabharwal	Reveal
Gravy	X26	Agents that move money, trade stocks, and file taxes.	Active	San Francisco, CA, USA	2	Ali Tabba, Max Church	Reveal
Harbor	X26	AI-native CRO for clinical trial operations	Active	San Francisco, CA, USA	3	Albert Cai, Nathan H. Leung	Reveal
Hedge	X26	AI-Native insurance company	Active	San Francisco, CA, USA	2	Luke Button, Luke Rosa	Reveal
Hessian	X26	Forward-deployed AI Agents	Active	San Francisco, CA, USA	3	Bao Nguyen, James Smith, Tom Watson	Reveal
HeyClicky	X26	The simplest interface in the world to talk AI models + spawn agents	Active	San Francisco, CA, USA	—	Farza Majeed	Reveal
Hub	X26	Real-world training data for frontier AI labs and robotics.	Active	San Francisco, CA, USA	10	Tim Sprecher, Armin Kiani	Reveal
Humwork	X26	Human experts as API for AI Agents	Active	San Francisco, CA, USA	2	Yash Goenka, Rohan Datta	Reveal
Hyper	X26	Company brain that powers your AI employees	Active	San Francisco, CA, USA	2	Shalin Shah, Kanyes Thaker	Reveal
Infera	X26	Control lab instruments with natural language.	Active	San Francisco, CA, USA	2	Troy Zhang, Chloe Sow	Reveal
InLoop Robotics	X26	Robotic arms that pick and pack your orders.	Active	San Francisco, CA, USA	4	Zakariea Sharfeddine, Stepan Feduniak	Reveal
InsForge	X26	The agent-native AWS	Active	San Francisco, CA, USA	6	Hang Huang, Tony Chang, Claas Ahrens	Reveal
InstaAgent	X26	Scale marketing campaigns across hundreds of personas	Active	San Francisco, CA, USA	10	Kyle Wong, Colin Tseung	Reveal
Interfaze	X26	AI model built for high accuracy deterministic tasks	Active	San Francisco, CA, USA	5	Yoeven D Khemlani, Harsha Vardhan Khurdula, Harsha Vardhan Khurdula	Reveal
jo	X26	The personal AI agent that keeps up with your work and life.	Active	San Francisco, CA, USA; Remote	2	Pradeep Elankumaran, Kevin Li	Reveal
Juno	X26	AI Health Assistant for Chronic Illness	Active	San Francisco, CA, USA	2	Marshall Gould, Isaac Tolley	Reveal
Keyframe Labs	X26	Bring AI to life with the world's best interactive avatars	Active	San Francisco, CA, USA	2	Parth Radia, Kaahan Radia	Reveal
Kimpton AI	X26	The IDE for Investors	Active	San Francisco, CA, USA; Remote	5	Jack Zumwalt, Adrian Del Bosque, Mauricio Ortiz, Adrian Bosque	Reveal
Kinect	X26	The AI revenue platform for D2C brands	Active	San Francisco, CA, USA	2	Kratik Agrawal, Varun Kandula	Reveal
Klaimee	X26	Liability insurance for AI Agents. You deploy agents, we cover you.	Active	San Francisco, CA, USA	2	Ines Boutemadja, Julien Catonnet	Reveal
Klarify	X26	AI Agent for Therapists	Active	San Francisco, CA, USA	4	Moody Abdul, Alexander Bergholm	Reveal
Kuli	X26	AI coworker for marketing teams at the largest consumer brands	Active	San Francisco, CA, USA	1	Michael Hodara, Jonathan Hassan	Reveal
Lab0	X26	AI FDEs to make your B2B SaaS Go Live in Days, not Months	Active	San Francisco, CA, USA	3	Lakshya Gupta, Onkar Borade, Sujay Srivastava	Reveal
Lattice Health	X26	Monitoring and governance for deployed medical imaging AI	Active	San Francisco, CA, USA	1	Christine Park	Reveal
Lightsprint	X26	Software factory for product teams	Active	San Francisco, CA, USA	3	Ben Ong, Benedict Chan, Heng Hong Lee	Reveal
Linzumi	X26	Team chat to command all your company's coding agents	Active	San Francisco, CA, USA	3	Sean Grove	Reveal
Madrone	X26	Hyper-efficient coolers for data centers	Active	San Francisco, CA, USA	2	Akshay Trikha, Erik Meike	Reveal
Maquoketa Research	X26	The intelligence layer for drones	Active	San Francisco, CA, USA	5	Evan Yeager, David Muchow, Aidan Williams	Reveal
Memory Store	X26	Company Brain.	Active	San Francisco, CA, USA	4	Diwank Tomer, Ishita Jindal, Diwank Singh Tomer	Reveal
Minicor	X26	Scalable windows desktop automations	Active	San Francisco, CA, USA	7	Faizaan Chishtie, Saheed Akinbile	Reveal
Miso Labs	X26	Emotive foundation voice models	Active	San Francisco, CA, USA	2	Aoden Teo, Cassidy Dalva	Reveal
Modern	X26	Modern - the ServiceNow killer	Active	San Francisco, CA, USA	2	Seb Poole, Aleks Tomovski	Reveal
Mount	X26	The AI Agent Insurance Carrier	Active	San Francisco, CA, USA	2	Fabian Amherd, John Bachmann	Reveal
Napkin Math	X26	AI nutrition coach in your pocket	Active	San Francisco, CA, USA	3	Jynnie Tang, Manuel Castro, Claire Nord	Reveal
Nine Fives	X26	RF test equipment for next-gen spacecraft, drones, and cellphones	Active	San Francisco, CA, USA	2	Noah Levy, Andrew Kurtz	Reveal
Oddpool	X26	Institutional infrastructure for prediction markets	Active	San Francisco, CA, USA	2	Avi Arora, Ritesh Malpani	Reveal
OpenProse	X26	An open-source operating system for reliable long-running agents	Active	San Francisco, CA, USA; Remote	3	Dan Barrett	Reveal
OpenWork	X26	The open source alternative to Claude Cowork	Active	San Francisco, CA, USA	4	Ben Shafii	Reveal
Panacea	X26	AI-Native FDA Regulatory Services	Active	San Francisco, CA, USA	3	Haris Javed-Akhtar, Yaman Ziadeh, Haris Akhtar	Reveal
Pavoot	X26	AI Event Manager for in-person events	Active	San Francisco, CA, USA	—	Gohar Tamrazyan, Ana Yoon Faria de Lima, Ana Yoon Faria de Lima	Reveal