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
Company | Batch | Description | Status | Location | Team | Site | Founders | Reveal |
|---|---|---|---|---|---|---|---|---|
Veriad | W26 | AI compliance officers | Active | San Francisco, CA, USA | 2 | Rohan Mahendraker, Anton Muratov | Reveal | |
Visibl Semiconductors | W26 | AI agents for chip design. | Active | San Francisco, CA, USA | 2 | Jordon Kashanchi, Bryce Neil | Reveal | |
Voltair | W26 | Self Charging Drones | Active | San Francisco, CA, USA | 5 | Hayden Gosch, Avi Gotskind, Ronan Nopp, Warren Weissbluth | Reveal | |
Wideframe | W26 | AI agent for video creative agencies | Active | San Francisco, CA, USA | 2 | Daniel Pearson, Zachary Kim | Reveal | |
Zatanna | W26 | Adaptive Healthcare Admin Agents | Active | San Francisco, CA, USA | 3 | Alex Blackwell, Rithvik Vanga, Tarun Vedula | Reveal | |
a0.dev | W25 | We make mobile apps using AI. | Active | San Francisco, CA, USA | 3 | Seth Setse, Ayomide Omolewa | Reveal | |
A1Base | W25 | Twilio for AI Agents | Active | San Francisco, CA, USA | 2 | Pennie Huang | Reveal | |
Adam | W25 | AI Powered CAD | Active | San Francisco, CA, USA | 4 | Zach Dive, Aaron Li | Reveal | |
AfterQuery | W25 | Research lab investigating the boundaries of AI capabilities. | Active | San Francisco, CA, USA | 20 | Danny Tang, Carlos Georgescu, Spencer Mateega | Reveal | |
Agentin AI | W25 | AI Agents that automate enterprise software processes | Active | San Francisco, CA, USA | 2 | Sankeerth Rao Karingula | Reveal | |
Amby Health | W25 | AI Copilot for Ambulance Agencies (EMS) | Active | San Francisco, CA, USA | 2 | Yos Wagenmans, Timmy Dang | Reveal | |
Archon | W25 | We help software companies sell to government. | Active | San Francisco, CA, USA | 3 | George Parks | Reveal | |
Artificial Societies | W25 | We use AI to simulate entire human societies | Active | San Francisco, CA, USA | 3 | James He, Patrick Sharpe | Reveal | |
assistant-ui | W25 | Open Source React.js Library for AI Chat | Active | San Francisco, CA, USA | 3 | Simon Farshid | Reveal | |
Asteroid | W25 | AI Browser Agents for the Back-Office | Active | San Francisco, CA, USA | 4 | David Mlcoch, Joe Hewett | Reveal | |
AthenaHQ | W25 | Get Your Brand Discovered on AI Search. | Active | San Francisco, CA, USA | 12 | Andrew Yan, Alan Yao | Reveal | |
Axal | W25 | Automate Data Entry From Inbox to ERP | Active | San Francisco, CA, USA | 2 | Samai Patel, Nand Vinchhi | Reveal | |
Bild AI | W25 | AI that understands construction blueprints | Active | San Francisco, CA, USA | 5 | Roop Pal, Puneet Sukhija | Reveal | |
Bindwell | W25 | Discovering new pesticides with AI | Active | San Francisco, CA, USA | 4 | Tyler Rose, Navvye Anand | Reveal | |
Bluebook | W25 | AI for accounting | Active | San Francisco, CA, USA | 4 | Philip Andersson, Filip Stål | Reveal | |
Browser Use | W25 | Leading open-source web agent project with 50k stars in 3 months | Active | San Francisco, CA, USA | 7 | Magnus Müller, Gregor Zunic | Reveal | |
Bystreet | W25 | Find your next hospitality deal. | Active | San Francisco, CA, USA | 4 | Charlie Maki, Corey Anderson, Cameron Hake | Reveal | |
Calltree | W25 | Enterprise-grade AI support reps for call centers | Active | San Francisco, CA, USA | 6 | Kun Qian, Robertson Taylor | Reveal | |
Candor | W25 | We help companies win government funding with AI | Active | San Francisco, CA, USA | 2 | Marcus Zimmerman, Ethne Laude | Reveal | |
Cardamon | W25 | AI compliance co-pilot for regulated financial businesses | Active | San Francisco, CA, USA | 2 | Areg Nzsdejan, Dmytro Astakhov | Reveal | |
Caseflood.ai | W25 | the AI inbound sales team for law firms | Active | San Francisco, CA, USA | 3 | Ethan Hilton, Tolen Schreid | Reveal | |
Cenote | W25 | AI agents that convert and retain patients for digital clinics | Active | San Francisco, CA, USA | 3 | Kofi Ansong, Kristy Gao | Reveal | |
Confident AI | W25 | The Leading LLM Eval and Observability Platform for AI Quality | Active | San Francisco, CA, USA | 7 | Jeffrey Ip, Kritin Vongthongsri | Reveal | |
Contrario | W25 | Fill critical roles faster with AI-empowered recruiters | Active | San Francisco, CA, USA | 10 | Arya Marwaha, Aditya Sood | Reveal | |
CopyCat | W25 | AI-Powered Automation to Transform Your Back Office | Active | San Francisco, CA, USA | 2 | Graham Sabin, Abhi Balijepalli | Reveal | |
Dartboard Energy | W25 | AI Analyst for Electricity Markets | Active | San Francisco, CA, USA | 2 | Rohun Ati | Reveal | |
Dollyglot | W25 | Character.AI with real time video avatars | Active | San Francisco, CA, USA | 2 | Thomas Minassian, Paul-Henri Biojout | Reveal | |
Edexia | W25 | AI Teacher Assistant for Grading Essays | Active | San Francisco, CA, USA | 4 | Daniel Gibbon, Nathan Wang | Reveal | |
Enhanced Radar | W25 | AI for air traffic control | Active | San Francisco, CA, USA | 2 | Eric Button, Kristian Gaylord | Reveal | |
Ergo | W25 | AI Agents for Revenue Teams | Active | San Francisco, CA, USA | 0 | Yash Dulla, Ishan Sheth | Reveal | |
Exin Therapeutics | W25 | AI drug discovery platform for neurotherapeutics | Active | San Francisco, CA, USA | 3 | Gabriel Ocana Santero, Ivan Lazarte, Marko Tvrdic | Reveal | |
Flowtel | W25 | The AI Voice agents for hotels | Active | San Francisco, CA, USA | 5 | Eylon Miz | Reveal | |
Gale | W25 | Fast and Data-Driven Immigration Platform | Active | San Francisco, CA, USA | 3 | Rahul Gudise, Haokun Qin, Rishabh Sambare | Reveal | |
General Trajectory | W25 | AI for the physical world | Active | San Francisco, CA, USA | 1 | Joshua Belofsky | Reveal | |
GradeWiz | W25 | AI Grading for Teachers | Active | San Francisco, CA, USA | 2 | Max Bohun | Reveal | |
Haleum | W25 | Human Risk Intelligence for the AI-era | Active | San Francisco, CA, USA | 3 | Adarsh Ambati, Ansh Gupta, Aditya Iyengar | Reveal | |
Harbera | W25 | AI Healthcare Provider Credentialing Software | Active | San Francisco, CA, USA | 2 | Sophia Clark, Veronica Nutting | Reveal | |
Harper | W25 | AI-native commercial insurance brokerage | Active | San Francisco, CA, USA | 25 | Dakotah Rice, Tushar Nair | Reveal | |
hud | W25 | Platform for building RL environments and evals | Active | San Francisco, CA, USA | 5 | Jay Ram, Lorenss Martinsons | Reveal | |
Infinite | W25 | Global B2B Stablecoin Processor | Active | San Francisco, CA, USA | 4 | Nikhil Srinivasan, Raj Lad | Reveal | |
Inversion Semiconductor | W25 | Manufacturing the most powerful chips, 15x faster | Active | San Francisco, CA, USA | 5 | Rohan Karthik, Daniel Vega | Reveal | |
Leaping AI | W25 | Voice AI agents to automate call centers (digital call center workers) | Active | San Francisco, CA, USA | 8 | Kevin Wu, Arkadiy Telegin | Reveal | |
Lightbox | W25 | Cursor for Content Creation | Active | San Francisco, CA, USA | 2 | Alexandru Turcanu, Dylan Player | Reveal | |
Lopus AI | W25 | Data Unification for GTM Analytics | Active | San Francisco, CA, USA | 2 | Aamish Ahmad Beg, Danylo Borodchuk | Reveal | |
Lucidic AI | W25 | AI Agent Training via Simulations | Active | San Francisco, CA, USA | 4 | Abhinav Sinha, Andy Liang, Jeremy Tian | Reveal |
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