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	Site	Founders	Reveal
PropelAuth	W22	Team-based authentication for B2B SaaS	Active	San Francisco, CA, USA; Remote	5		Andrew Israel	Reveal
Proper	W22	Reconciliation and financial operations platform	Acquired	San Francisco, CA, USA	10		Kyle Maloney, Travis Gibson	Reveal
Proper	W22	Reconciliation and financial operations platform	Acquired	San Francisco, CA, USA	10		Kyle Maloney, Travis Gibson, Kyle Meloney	Reveal
Query Vary	W22	No-Code LLM Application / Workflow Builder	Active	San Francisco, CA, USA	6		Walter Pintor	Reveal
Requestly	W22	Open-Source Postman alternative	Acquired	San Francisco, CA, USA; Remote	19		Sachin Jain, Sagar Soni	Reveal
Revoy	W22	Make diesel semi trucks hybrid-electric	Active	San Francisco, CA, USA; San Mateo, CA, USA	4		Ian Rust	Reveal
Rome	W22	The marketplace for truckers	Active	San Francisco, CA, USA	1		Craig Weiss	Reveal
Rosebud Biosciences	W22	Growing micro-organs to find new drugs	Active	San Francisco, CA, USA	3		Kitch Wilson, Evan Lyall	Reveal
RTHM	W22	Self-learning care for complex illness	Active	San Francisco, CA, USA; Remote	10		Ryan Kellogg, Jennifer Curtin	Reveal
Seis	W22	Banking 100% in Spanish for the 44 million US Spanish speakers	Active	San Francisco, CA, USA	70		Trevor McKendrick, Josh Howland	Reveal
Sero	W22	Intelligent Customer Implementation Platform for B2B	Active	San Francisco, CA, USA	2		Jai Thirani, Aditya Padwal	Reveal
Sieve	W22	The multimodal data lab	Active	San Francisco, CA, USA	34		Mokshith Voodarla, Abhinav Ayalur	Reveal
Siftly	W22	Get your brand discovered and recommended by ChatGPT	Active	San Francisco, CA, USA	4		Chalam PVS, Sandilya Miduthuri	Reveal
SimpleHash	W22	Multi-chain token data platform	Acquired	San Francisco, CA, USA	—		Olly Wilson, Alex Kilkka	Reveal
SimpleHash	W22	Multi-chain token data platform	Acquired	San Francisco, CA, USA	—		Olly Wilson, Alex Kilkka	Reveal
Sophys	W22	AI Agents for Healthcare Intake	Active	San Francisco, CA, USA; Remote	1		Vinith Johnson	Reveal
Sophys	W22	AI Agents for Healthcare Intake	Active	San Francisco, CA, USA	1		Vinith Johnson	Reveal
SOTERI SKIN	W22	D2C Skincare for Eczema	Active	San Francisco, CA, USA	2		Rafal Pielak, Lama Mansour	Reveal
SpadeWorks	W22	AI agents that turn every call into revenue for trade businesses	Active	San Francisco, CA, USA	13		Vamsee Koneru	Reveal
Sphere	W22	AI-powered sales tax, VAT and GST compliance	Active	San Francisco, CA, USA	7		Nicholas Rudder	Reveal
Sphere	W22	AI-powered sales tax, VAT and GST compliance	Active	San Francisco, CA, USA	7		Nicholas Rudder, Adrian Sarstedt	Reveal
Sprites	W22	The AI marketing agent for entrepreneurs, agencies and growth teams	Active	San Francisco, CA, USA	5		Siamak Freydoonnejad	Reveal
Stably AI	W22	AI Testing that Writes, Runs & Maintains Tests for Every PR & Release	Active	San Francisco, CA, USA	8		Jinjing Liang, Neil Parker	Reveal
SubscriptionFlow	W22	AI based Customizable Subscription & Revenue Management Platform	Active	San Francisco, CA, USA	9		Kashif Saleem	Reveal
Supertone	W22	Share sounds with other musicians online	Inactive	San Francisco, CA, USA; Remote	3		Jack Damon, Matt Cunningham, Oliver Hill	Reveal
Supertone	W22	Share sounds with other musicians online	Inactive	San Francisco, CA, USA	3		Jack Damon, Matt Cunningham, Oliver Hill	Reveal
T3 Chat	W22	The best AI chat you've ever used	Active	San Francisco, CA, USA	2		Theo Browne, Mark Florkowski	Reveal
TAI	W22	Control All of Your Investments from a Single App	Acquired	San Francisco, CA, USA	3		Alexander Kwan	Reveal
Tola	W22	The simple, fast and free tool for businesses to pay and get paid	Acquired	San Francisco, CA, USA	12		Alen Cvisic, Guillaume Simard	Reveal
Trusty	W22	Limitless Real Estate	Active	San Francisco, CA, USA; Remote	6		Tim Hyer, Nicholas Meyers	Reveal
Unlayer	W22	AI-powered content creation infrastructure for apps	Active	San Francisco, CA, USA	35		Adeel Raza, Muhammad Umair Siddique	Reveal
Velt	W22	SDK for adding an agent and human governance layer to your product	Active	San Francisco, CA, USA	15		Rakesh Goyal	Reveal
Vessel	W22	Developer-first, native integration platform for GTM tools	Inactive	San Francisco, CA, USA; Remote	5		Avery Yip, Zachary Kirby	Reveal
Vimmerse	W22	Bring your photos to life with Vimmerse	Active	San Francisco, CA, USA; San Jose, CA, USA; Remote	10		Basel Salahieh	Reveal
Viva Labs	W22	AI Automations for Healthcare	Active	San Francisco, CA, USA	5		Vishal Jain, Varun Jain	Reveal
Wingback	W22	Wingback provides tools and APIs for SaaS pricing and packaging.	Inactive	San Francisco, CA, USA; Remote	12		Torben Friehe	Reveal
Wingback	W22	Wingback provides tools and APIs for SaaS pricing and packaging.	Inactive	San Francisco, CA, USA	12		Torben Friehe	Reveal
WI Winter	W22	Credit card checkout for NFTs	Acquired	San Francisco, CA, USA	3	—	Michael Luo, Laila Chima	Reveal
Workflow86	W22	Agentic workflows for complex, long running business operations	Active	San Francisco, CA, USA	6		Aaron Tran	Reveal
WorldQL	W22	Multiplayer engine for building games and RL environments	Active	San Francisco, CA, USA	3		Jackson Roberts	Reveal
Activepieces	S22	Open-source, AI-first and no-code business automation tool	Active	San Francisco, CA, USA	10		Ashraf Samhouri, Mohammad AbuAboud	Reveal
Activepieces	S22	Open-source, AI-first and no-code business automation tool	Active	San Francisco, CA, USA	10		Ashraf Samhouri, Mohammad AbuAboud	Reveal
AiPrise	S22	AI-powered Global Compliance Platform	Active	San Francisco, CA, USA	65		Chaitanya Sarda, Rushabh Shah	Reveal
Airtrain AI	S22	No-code data curation for LLM fine-tuning and evaluation.	Inactive	San Francisco, CA, USA	5		Emmanuel Turlay	Reveal
Argovox	S22	Voice AI agents for patient billing and collections	Inactive	San Francisco, CA, USA	3		Noe Branagan, Luis Pellerano, Nelson Munoz	Reveal
Argovox	S22	Voice AI agents for patient billing and collections	Inactive	San Francisco, CA, USA	3		Noe Branagan, Luis Pellerano	Reveal
Array Labs	S22	We're building satellites to create a real-time 3D map of the world.	Active	San Francisco, CA, USA; Sunnyvale, CA, USA	30		Andrew Peterson, Jose Isaac Robledo	Reveal
Artemis Search	S22	A search technology that actually finds what you’re looking for.	Active	San Francisco, CA, USA	3		Austin McCoy, Manvir Singh	Reveal
Atonomo	S22	Autonomous conversion rate optimization for startups	Active	San Francisco, CA, USA	2		Michael Egan, Brendan Ashworth	Reveal
Banabo	S22	ML Marketing Infrastructure	Active	San Francisco, CA, USA	2		Colin Snyder	Reveal