Industry
YC B2B Companies
2,174 Y Combinator b2b startups with verified founder contacts, batch info, and company data.
2,174
Companies
838
Active
79
Acquired
0
Public
YC Company Directory
50 companies
Company | Batch | Description | Status | Location | Team | Site | Founders | Reveal |
|---|---|---|---|---|---|---|---|---|
VibeFlow | S25 | Lovable, n8n and a database all in one platform | Active | — | 0 | Alessia Paccagnella, Elia Saquand | Reveal | |
Vulcan Technologies | S25 | AI regulatory drafting and compliance | Active | Austin, TX, USA | 6 | Tanner Jones, Chris Minge | Reveal | |
Wafer | S25 | AI that makes AI fast | Active | San Francisco, CA, USA | 4 | Emilio Andere, Steven Arellano | Reveal | |
ZeroEval | S25 | Auto-optimizer for AI agents | Active | New York, NY, USA | 2 | Jonathan Chávez, Sebastian Crossa | Reveal | |
Affil.ai | S24 | AI Affiliate Network For Financial Companies | Active | San Francisco, CA, USA | 4 | John Ta, Vivek Olumbe | Reveal | |
&AI | S24 | Collaborative workspace for patent litigators | Active | San Francisco, CA, USA | 13 | Caleb Harris, Herbert Turner | Reveal | |
Aluna | S24 | Data for biomedical AI | Active | San Francisco, CA, USA | 3 | David Chu | Reveal | |
Anara | S24 | AI for researchers | Active | San Francisco, CA, USA | 5 | Naveed Janmohamed | Reveal | |
Anglera | S24 | AI-Powered Product Data Enrichment | Active | San Francisco, CA, USA | 5 | Amay Aggarwal, Ray Iyer | Reveal | |
Apten | S24 | Omnichannel AI agents that engage leads across SMS, voice, and email | Active | San Francisco, CA, USA | 3 | Daniel Ho, Roshan Kumaraswamy | Reveal | |
Arva AI | S24 | AI Agents to scale AML, KYB and KYC operations | Active | — | 14 | Rhim Shah, Oli Wales | Reveal | |
autarc | S24 | autarc is the OS for Europe's One-Stop Energy Installers | Active | Berlin, Germany | 30 | Etienne-Noel Krause, Thies Hansen, Marius Seufzer | Reveal | |
Benchify | S24 | Executable healthcare contracts | Active | San Francisco, CA, USA | 4 | Juan Castaño, Max von Hippel | Reveal | |
Callback | S24 | AI-native business process outsourcing | Active | San Francisco, CA, USA | 2 | Alan Xie, Paulo Bautista | Reveal | |
camfer | S24 | Building the world’s first AI mechanical engineer. | Active | San Francisco, CA, USA | 4 | Arya Bastani, Keaton Elvins, Roth Vann | Reveal | |
Capitol AI | S24 | Model-agnostic AI for enterprises: governed, embedded, decision-grade. | Active | Washington, DC, USA | 11 | Shaun Modi, thomas hallaran | Reveal | |
Cartage | S24 | Autonomous freight coordination | Active | San Francisco, CA, USA | 12 | Abdul Basharat, Josh Lampen | Reveal | |
Central | S24 | Payroll, benefits, state compliance & other bullsh*t for startups | Active | San Francisco, CA, USA | 15 | Josh Wymer, Pranav Kashyap, Nilay Modi | Reveal | |
Central | S24 | Payroll, benefits, state compliance & other bullsh*t for startups | Active | San Francisco, CA, USA | 15 | Josh Wymer, Pranav Kashyap, Nilay Modi | Reveal | |
Cerulion | S24 | Open source operating system for robots | Active | — | 2 | Lakshay Sharma | Reveal | |
Cheers | S24 | Win local search on ChatGPT & other LLMs | Active | San Francisco, CA, USA | 2 | Dylan Allen-Arnegard | Reveal | |
Clearly AI | S24 | Automate security and privacy reviews | Active | Seattle, WA, USA | 12 | Emily Choi-Greene, Joe Choi-Greene | Reveal | |
Cloudglue | S24 | Developer APIs to let your AI/LLM understand videos and audio. | Active | San Francisco, CA, USA | 3 | Amy Xiao | Reveal | |
Codes Health | S24 | Medical Record Retrieval with Zero Human Error | Active | New York, NY, USA | 12 | Cody Durr, Austin Mills | Reveal | |
CodeViz | S24 | One living model of your software architecture | Active | San Francisco, CA, USA | 2 | Will McCall | Reveal | |
Comfy Deploy | S24 | ComfyUI for everyone on your team | Active | San Francisco, CA, USA | 3 | Nicholas Kao, Benny Kok | Reveal | |
Conductor | S24 | Run a team of coding agents on your Mac | Active | San Francisco, CA, USA | 4 | Charlie Holtz, Jackson de Campos | Reveal | |
Conveo | S24 | Confident decisions in days with AI-led interviews. | Active | Antwerp, Belgium | 24 | Dieter De Mesmaeker, Hendrik Van Hove | Reveal | |
Coval | S24 | Simulation & Evaluation for Voice and Chat Agents | Active | — | 5 | Brooke Hopkins | Reveal | |
Dataleap | S24 | The world's first vibe working platform | Active | San Francisco, CA, USA | 4 | Jan Damm, Jan-Hendrik Ruettinger | Reveal | |
David AI | S24 | Data for audio AI | Active | — | 10 | Tomer Cohen, Ben Wiley | Reveal | |
DeepSim, Inc. | S24 | An AI physics simulator for AI chip design | Active | Mountain View, CA, USA | 4 | Connor McClellan, Alexander Gabourie, Chuck Koroglu | Reveal | |
Dench.com | S24 | AI Workforce that does it all | Active | San Francisco, CA, USA | 4 | Mark Rachapoom, Kumar Abhirup | Reveal | |
DigitalCarbon | S24 | Transform Images And Videos Into Immersive 3D With AI | Active | San Francisco, CA, USA | 0 | Guru Rao, Michael Nguyen | Reveal | |
Dimely | S24 | AI-Powered Spreadsheet for Billing Automation | Active | — | 3 | David Pang, Peter Sun | Reveal | |
Diode Computers, Inc. | S24 | Automate circuit board design using AI | Active | New York, NY, USA | 3 | Davide Asnaghi, Lenny Khazan | Reveal | |
Distro | S24 | The AI co-pilot for sales reps at industrial wholesale distributors. | Active | Palo Alto, CA, USA | 11 | Jason Sullivan | Reveal | |
dmodel | S24 | Look inside the model | Active | — | 6 | Daniel Moon, Anish Tondwalkar | Reveal | |
Domu Technology Inc. | S24 | AI Agents for collections | Active | San Francisco, CA, USA | 15 | Nick Diaz, Camila Zancanella | Reveal | |
Drillbit | S24 | Automating Office Work for Residential Contractors. | Active | Austin, TX, USA | 10 | Alexander Seutin | Reveal | |
Elevate | S24 | Automated AI data integrations for roll-ups | Active | New York, NY, USA | 3 | Scott Cara | Reveal | |
Entangl | S24 | Find & resolve issues in data center engineering & operations using AI | Active | San Francisco, CA, USA | 7 | Shapol M, Antanas Zilinskas | Reveal | |
expand.ai | S24 | Turn any website into an API. | Active | San Francisco, CA, USA | 2 | Tim Suchanek | Reveal | |
Fazeshift | S24 | AI agent for Accounts Receivable | Active | San Francisco, CA, USA | 8 | Caitlin Leksana, Timmy Galvin | Reveal | |
Ficra | S24 | Real time, source of truth for every product screen and user flow | Active | San Francisco, CA, USA | 3 | Omar El-Sadany, Mohammed Abid | Reveal | |
FirstWork | S24 | Rippling for seasonal workers | Active | San Francisco, CA, USA | 9 | Vardhan Kapoor, Shubham Choudhary | Reveal | |
Flyflow | S24 | The easiest way to find high-quality sales leads | Inactive | — | 2 | Carl Cortright, Pritee Tembhekar | Reveal | |
Formula Insight | S24 | Help Institutional Investors manage, track & query their Excel models | Active | New York, NY, USA | 2 | Will Tong, Stefan Raghavan | Reveal | |
Freestyle | S24 | We run and deploy code your AI wrote | Active | San Francisco, CA, USA | 5 | Bۙۚۨ۫ۙۚۨ۫ۙۚۨ۫ۙۚۨ۫enjamin Swerdlow, Jacob Zwang | Reveal | |
Gauge | S24 | Get your product featured in AI answers. | Active | San Francisco, CA, USA | 4 | Caelean Barnes, Evan Doyle | Reveal |
Status Breakdown
About YC B2B Companies
Y Combinator has funded 2,174 b2b companies since its founding in 2005. These startups span from early-stage pre-launch to publicly traded companies, making YC one of the most prolific backers of b2b innovation globally.
838 of these companies are currently active. 79 have been acquired. VCBacked tracks verified founder contact information, team sizes, and company status for every YC b2b startup.
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