San Francisco

YC Companies in San Francisco

1,500 Y Combinator startups based in San Francisco with verified founder contacts and company data.

1,500

Companies

San Francisco

Location

YC Company Directory

50 companies

Export All

Company	Batch	Description	Status	Location	Team	Site	Founders	Reveal
BackerKit	S12	The only end-to-end crowdfunding platform built for today’s creators	Active	San Francisco, CA, USA	42		Maxwell Salzberg, Rosanna Yau	Reveal
Celery	S12	Celery is a platform for pre-orders (www.trycelery.com). Accept…	Inactive	San Francisco, CA, USA	11		Chris Tsai, Peter Shih, Brian Nguyen	Reveal
ClassDojo	S12	Communication app for K-8 teachers, kids, and families	Active	San Francisco, CA, USA	100		Sam Chaudhary, Liam Don	Reveal
FundersClub	S12	Online VC	Active	San Francisco, CA, USA	5		Alex Mittal, Boris Silver	Reveal
Human Dx	S12	The Human Diagnosis Project.	Active	San Francisco, CA, USA	11		Jay Komarneni, Irving Lin	Reveal
Instacart	S12	Marketplace for grocery delivery and pickup	Public	San Francisco, CA, USA	3000		Apoorva Mehta, Brandon Leonardo, Max Mullen	Reveal
Knowmia	S12	Pandora meets Yelp for K-12 educational videos. We match each…	Acquired	San Francisco, CA, USA	11		Ariel Braunstein, Scott Kabat	Reveal
Lever	S12	Talent Acquisition Suite that combines ATS + Talent CRM	Acquired	San Francisco, CA, USA	225		Nate Smith, Sarah Nahm, Brian Noguchi	Reveal
Lever	S12	Talent Acquisition Suite that combines ATS + Talent CRM	Acquired	San Francisco, CA, USA	225		Nate Smith, Sarah Nahm, Brian Noguchi	Reveal
Partnered	S12	Partnered is a digital platform automating business development…	Inactive	San Francisco, CA, USA	11	—	Baldwin Cunningham, David Matthews, Stuart Ross, Cullen Wilson	Reveal
Streem	S12	Acquired by Box in June 2014. We built: (1) a native win/mac…	Acquired	San Francisco, CA, USA	4		Ritik Malhotra, Tanooj Luthra, Samvit Ramadurgam	Reveal
Apollo	S11	Apollo helps engineering teams accelerate delivery	Active	San Francisco, CA, USA	200		Geoff Schmidt, matt debergalis, Nick Martin	Reveal
Launchpad Toys	S11	Creativity at Play. Tablet toys. Acquired by Google, 2015.	Acquired	San Francisco, CA, USA	2		Thushan Amarasiriwardena, Andy Russell	Reveal
Rentobo	S11	The easiest way to find a tenant. Rentobo is a tool that makes it…	Inactive	San Francisco, CA, USA	11		Nikhil Abraham, Shaun Davis, Matt Kopko, James Shkolnik	Reveal
Stypi	S11	Realtime collaborative coding	Acquired	San Francisco, CA, USA	2		Jason Chen, Byron Milligan	Reveal
Zenbox	S11	Brings dozens of SaaS's (Mailchimp, Stripe, Shopify, Salesforce,…	Inactive	San Francisco, CA, USA	2		Sean Grove, Kev Zettler	Reveal
1000Memories	S10	Memorial sites.	Acquired	San Francisco, CA, USA	2		Jonathan Good, Brett Huneycutt, Rudy Adler	Reveal
Docker	S10	Software development platform.	Active	San Francisco, CA, USA	201		Solomon Hykes	Reveal
Jobspice	S09	—	Inactive	San Francisco, CA, USA	11		Dane Hurtubise, Andrew McCollum	Reveal
Mixpanel	S09	Mixpanel is event analytics for builders that need answers.	Active	San Francisco, CA, USA	410		Suhail Doshi, Tim Trefren	Reveal
Stripe	S09	Economic infrastructure for the internet.	Active	San Francisco, CA, USA	7000		Patrick Collison, John Collison	Reveal
BackType	S08	BackType was an analytics company acquired by Twitter in 2011	Acquired	San Francisco, CA, USA	0		Christopher Golda, Mike Montano	Reveal
Picwing	S08	Photo Sharing platform for families	Inactive	San Francisco, CA, USA	11		Edward Kim, Enrique Rodriguez Chamussy	Reveal
Posterous	S08	Dead simple blogs by email	Acquired	San Francisco, CA, USA	11		Sachin Agarwal, Brett Gibson	Reveal
Slinkset	S08	Votable lists	Inactive	San Francisco, CA, USA	2		Brett Gibson, John Baunach	Reveal
Disqus	S07	Add comments to your website.	Acquired	San Francisco, CA, USA	11		Daniel Ha, Jason Yan	Reveal
Dropbox	S07	Backup and share files in the cloud.	Public	San Francisco, CA, USA	4000		Drew Houston, Arash Ferdowsi	Reveal
AirCaps	F25	The AI copilot for in-person conversations.	Active	San Francisco, CA, USA	2		Madhav Lavakare, Nirbhay Narang	Reveal
Aleph Lab	F25	AI language buddy in the games kids love	Active	San Francisco, CA, USA	1		Han Nim (Joseph) Jang, Dan Han, Jaihee Kim	Reveal
Alt-X	F25	Automation for institutional-grade financial modeling in Excel	Active	San Francisco, CA, USA	2		Ryan Samadi, Michael Wachsman	Reveal
Anto Biosciences	F25	A Foundation Model for Microbial Communities.	Active	San Francisco, CA, USA	2		Arvid E. Gollwitzer, David Alexander de Gruijl	Reveal
Arcten	F25	We make any product AI-native in an afternoon	Active	San Francisco, CA, USA	2		Armeet Singh Jatyani, Michael Nguyen Jr	Reveal
Articulate	F25	Automatic Construction Drawing Clash Detection	Active	San Francisco, CA, USA	2		Milind Sagaram	Reveal
Aside	F25	Live answer copilot for enterprise tech sales	Active	San Francisco, CA, USA	3		Jun Kim, Chanhee Lee, Sanghun Lee	Reveal
Automax.ai	F25	AI native real-estate appraisal firm	Active	San Francisco, CA, USA	4		Humza Ahmed	Reveal
Bear	F25	Marketing Stack for AI Agents	Active	San Francisco, CA, USA	2		Janak Sunil, Siddhant Paliwal	Reveal
Bluma	F25	AI short form content engine	Active	San Francisco, CA, USA	2		Alisa Wu, Stephen Ni	Reveal
Boom AI	F25	AI growth team for e-commerce brands	Active	San Francisco, CA, USA	3		Juan Casian, Sergio Garcia, Jose Toscano	Reveal
Bravi	F25	The AI operating system powering home services businesses	Active	San Francisco, CA, USA	2		Anas Bouassami, Pierre-Habte Nouvellon	Reveal
Captain	F25	Accurate knowledge search that scales	Active	San Francisco, CA, USA	2		Edgar Babajanyan, Lewis Polansky	Reveal
Casey	F25	Casey automates workflows for the insurance industry	Active	San Francisco, CA, USA	3		Maximilian Thoelen, Nico Hänggi, Pascal Küng	Reveal
Clad Labs	F25	the brainrot ide	Active	San Francisco, CA, USA	2		Richard Wang, Kevin Le	Reveal
Claybird	F25	The full-stack AI ad company	Active	San Francisco, CA, USA	4		Saad Jamal, Abdullah Nauman	Reveal
Compyle	F25	The coding agent that actually collaborates with you	Active	San Francisco, CA, USA	2		Jonathan Miranda, Mark Nazzaro	Reveal
Cortex AI	F25	Large-scale real-world robot & human data for embodied AI	Active	San Francisco, CA, USA	3		Lucas Ngoo	Reveal
Cranston AI	F25	Full Stack AI Accounting Firm	Active	San Francisco, CA, USA	2		Sean O'Bannon, Max Minsker	Reveal
Dari	F25	An API to build the most reliable browser use agents	Active	San Francisco, CA, USA	2		Avyay Varadarajan, Benjamin Hong	Reveal
Deeptrace	F25	AI agents for on-call	Active	San Francisco, CA, USA	4		Andy Lee, Sri Somasundaram	Reveal
Denki	F25	The full-stack AI financial audit firm	Active	San Francisco, CA, USA	2		Felipe Jin Li, David Jin Li	Reveal
Digipals	F25	The future of Social in the age of AI	Active	San Francisco, CA, USA	3		Peggy Wang, Mathew Matakovic	Reveal