Industry
YC B2B Companies
3,278 Y Combinator b2b startups with verified founder contacts, batch info, and company data.
3,278
Companies
964
Active
10
Acquired
0
Public
YC Company Directory
50 companies
Company | Batch | Description | Status | Location | Team | Site | Founders | Reveal |
|---|---|---|---|---|---|---|---|---|
AgentPhone | X26 | Phone Numbers for AI Agents | Active | San Francisco, CA, USA | 2 | Manav Modi, Meet Modi | Reveal | |
Akkari | X26 | Autonomous Customer Operations | Active | San Francisco, CA, USA | 5 | Jeffrey Byun, Henry A. Lee, Michael Moore, Henry Lee | Reveal | |
Alchemize | X26 | Ship more code with confidence | Active | San Francisco, CA, USA | 2 | Robert Hou, Samuel Fu | Reveal | |
Amboras | X26 | AI Native Shopify | Active | San Francisco, CA, USA | 3 | Imad Mokadem, Amin Mokadem | Reveal | |
Andco | X26 | Agents that build personal injury cases | Active | San Francisco, CA, USA | 3 | Ryan Xue, David Lee, Michael Lemm | Reveal | |
Ara | X26 | The Cloud Coding Agent | Active | San Francisco, CA, USA | 2 | Adi Singh, Sven Myhre | Reveal | |
Arden | X26 | AI-native internal audit firm | Active | San Francisco, CA, USA | 2 | Aryaman Khanna, David Lomelin | Reveal | |
Arga Labs | X26 | Real-world sandboxes to test and train AI agents | Active | San Francisco, CA, USA | 4 | Phillip Li, Akira Tong | Reveal | |
Armature | X26 | Improve how users experience your product through AI Agents | Active | San Francisco, CA, USA | 3 | Theodore Otzenberger, Louis Scremin | Reveal | |
Arzana | X26 | The autonomous ERP for every manufacturer | Active | New York City, NY, USA | 6 | William Alexander, Marshall Kools | Reveal | |
Asendia AI | X26 | AI recruiters for staffing agencies | Active | San Francisco, CA, USA | 3 | Rihab Lajmi, Badis Zormati | Reveal | |
Aster | X26 | Automating open-ended research. | Active | San Francisco, CA, USA | 2 | Emmett Bicker | Reveal | |
Astraea | X26 | AI Operating System for Clinical Development | Active | San Francisco, CA, USA | 2 | Joshua Wang, Sanmay Sarada | Reveal | |
Atrisa | X26 | AI Agents for Analog Circuit Design | Active | San Francisco, CA, USA | 3 | Sayan Mitra, Rithik Jain, Atman Kar | Reveal | |
Autostep | X26 | The P&L for knowledge work | Active | San Francisco, CA, USA | 1 | Aidan Pratt 🥑, Aidan Pratt | Reveal | |
BentoLabs AI | X26 | Monitoring and learning layer for long-running agents | Active | San Francisco, CA, USA | 5 | Abhinav Soni, Kaushik ASP | Reveal | |
Bloom | X26 | The brand layer for agents. | Active | San Francisco, CA, USA | 3 | Ray Fitzgerald | Reveal | |
Callab AI | X26 | AI voice agents for on-prem telephony stack. | Active | San Francisco, CA, USA | 7 | Haithem Kchaou, Chehir Dhaouadi | Reveal | |
CharacterQuilt | X26 | Computer use agents to deploy enterprise marketing campaigns | Active | San Francisco, CA, USA | 4 | Clint Burgess, Bhairav Mehta | Reveal | |
Chert | X26 | iMessage infrastructure for business | Active | New York City, NY, USA | 2 | Gary Gao, Ian Fong | Reveal | |
Chronicle Labs | X26 | Staging Environments for Enterprise AI Agents | Active | San Francisco, CA, USA | 2 | Ayman Saleh | Reveal | |
Cignara | X26 | AI Customer Support for Fortune 500-scale enterprises | Active | San Francisco, CA, USA | 4 | Nalin Gupta | Reveal | |
Cohesion | X26 | Modern Intelligence for Finance | Active | New York City, NY, USA | 3 | Devon Krapcho, Matthew McBrien, Matt Munns | Reveal | |
Complir | X26 | Vanta for physical products | Active | Copenhagen, Denmark | 13 | Gustav Bang, Marc Kaa Brejner, Tine Kühnel | Reveal | |
Deep Interactions | X26 | Collaborative AI app builder for teams | Active | San Francisco, CA, USA | 4 | Sruthi Viswanathan | Reveal | |
Elyra | X26 | AI Reservation System for Restaurants | Active | Stockholm, Stockholm County, Sweden | 5 | Felix Odeberg Glasenapp, Alan Mando | 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 | |
Foresight | X26 | Consumer simulations for CPG market research | Active | New York City, NY, USA | 2 | Eytan Rozenblum, Antoine Bertrand | Reveal | |
Fuchsia | X26 | Vanta for hardware | Active | San Francisco, CA, USA | 3 | Tony Gao | Reveal | |
Gigacatalyst | X26 | AI-first embedded analytics and reports for customer success | Active | San Francisco, CA, USA | 3 | Namanyay Goel | Reveal | |
Hessian | X26 | Forward-deployed AI Agents | Active | San Francisco, CA, USA | 3 | Bao Nguyen, James Smith, Tom Watson | 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 | |
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 | |
Inth | X26 | Monitor and fix product privacy issues before they block growth | Active | London, England, United Kingdom | 3 | Christopher Burns | 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 | |
Kinect | X26 | The AI revenue platform for D2C brands | Active | San Francisco, CA, USA | 2 | Kratik Agrawal, Varun Kandula | Reveal | |
Korso | X26 | The AI-native agency | Active | Irvine, CA, USA | 3 | Daichi Hiraoka, Alex Liu, Martin Pan | Reveal | |
KugelAudio | X26 | Kugel is an on-prem Voice AI model supporting 30+ languages | Active | Berlin, Berlin, Germany | 4 | Viktor Presber, Kajo Kratzenstein | 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 | |
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 | |
Memory Store | X26 | Company Brain. | Active | San Francisco, CA, USA | 4 | Diwank Tomer, Ishita Jindal, Diwank Singh Tomer | Reveal |
Status Breakdown
About YC B2B Companies
Y Combinator has funded 3,278 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.
964 of these companies are currently active. 10 have been acquired. VCBacked tracks verified founder contact information, team sizes, and company status for every YC b2b startup.
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