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 |
|---|---|---|---|---|---|---|---|---|
IcePanel | W23 | Design and explain complex software architecture. | Active | North Vancouver, BC, Canada | 9 | Jacob Shadbolt, Victor Leach | Reveal | |
Iliad | W23 | Create adjustable procedural materials with agents. | Active | Pittsburgh, PA, USA | 1 | Matthew Turnshek | Reveal | |
inBuild | W23 | Workflow Automation for Construction Finance | Active | Wilmington, DE, USA; San Francisco, CA, USA; Aspen, CO, USA | 12 | Ty Sharp, Ian Sharp | Reveal | |
inBuild | W23 | Workflow Automation for Construction Finance | Active | Wilmington, DE, USA | 12 | Ty Sharp, Ian Sharp | Reveal | |
Infisical | W23 | Unified platform for secrets, certs, and privileged access management | Active | San Francisco, CA, USA | 50 | Vlad Matsiiako, Tony Dang, Maidul Islam | Reveal | |
infra.new | W23 | AI Agent for Cloud Infrastructure | Active | Remote | 3 | Josh Tanke, Caleb Van Dyke | Reveal | |
Inkeep | W23 | Build AI Agent teammates and automations in code or no-code | Active | San Francisco, CA, USA | 18 | Nick Gomez, Robert Tran | Reveal | |
Interlock | W23 | We are still in stealth mode. | Inactive | San Francisco, CA, USA | 2 | Kamil Kisielewicz, Shivansh Rustagi | Reveal | |
Invopop | W23 | We help global software companies comply with local tax reporting | Active | Madrid, Community of Madrid, Spain | 7 | Juan Moliner Malaxechevarría, Sam Lown, Juan Moliner | Reveal | |
Invopop | W23 | We help global software companies comply with local tax reporting | Active | Madrid, Spain | 7 | Juan Moliner Malaxechevarría, Sam Lown | Reveal | |
Keep | W23 | The open-source AIOps platform | Acquired | Tel Aviv-Yafo, Israel | 5 | Tal Borenstein, Shahar Glazner | Reveal | |
Kyber | W23 | Instantly draft, review, and send complex regulatory notices. | Active | New York City, NY, USA | 5 | Arvind Sontha | Reveal | |
Langfuse | W23 | Open source LLM engineering platform | Acquired | Berlin, Berlin, Germany | 19 | Marc Klingen, Maximilian Deichmann, Clemens Rawert | Reveal | |
Layup | W23 | Guide your users. Right in your product. | Inactive | New York City, NY, USA | 3 | Ryan Xue, Badal Jain, Michael Lemm | Reveal | |
Layup | W23 | Guide your users. Right in your product. | Inactive | New York, NY, USA | 3 | Ryan Xue, Badal Jain, Michael Lemm | Reveal | |
Lightski | W23 | Transform Document Workflows with AI Agents | Active | San Francisco, CA, USA | 1 | Hansen Qian | Reveal | |
LinkGrep | W23 | AI browser copilot for teams | Active | Jacksonville, FL, USA; New York, NY, USA; Remote | 2 | Divyagnan Kandala, TJ Kandala | Reveal | |
LiteLLM | W23 | Call every LLM API like it's OpenAI [100+ LLMs] | Active | — | 10 | Krrish Dholakia, Ishaan Jaffer | Reveal | |
Logital AI (Teclada) | W23 | Compare models and ouputs without random noise skewing your results. | Active | Sunnyvale, CA, USA | 2 | David Fiala | Reveal | |
Luca | W23 | The Modern Pricing Engine for Retail | Inactive | San Francisco, CA, USA | 6 | Tanvi Surti, Yonah Mann | Reveal | |
Lume | W23 | Speed up customer implementation with AI | Acquired | — | 5 | Robert Ross, Nicolas Machado, Nebyou Zewde | Reveal | |
Lynx | W23 | AI platform for investigating and resolving engineering incidents | Inactive | San Francisco, CA, USA | 5 | Max Lu, Lydia Ding | Reveal | |
Magicflow 𐂂 | W23 | The Gen AI evaluation and curation platform | Inactive | Tel Aviv-Yafo, Tel Aviv District, Israel | 2 | Yarden Shem Tov, Yotam Hamiel, Yarden Shem Tov | Reveal | |
Magic Patterns | W23 | Go from idea to production with AI. | Active | San Francisco, CA, USA | 10 | Alex Danilowicz, Teddy Ni, Alexander Danilowicz | Reveal | |
Magic Patterns | W23 | Go from idea to production with AI. | Active | San Francisco, CA, USA | 5 | Alex Danilowicz, Teddy Ni | Reveal | |
MagnaPlay | W23 | AI-powered game translation. | Active | Remote | 5 | Pedro Esteves, Paulo Rodrigues, Eugenio Sánchez Rabiella | Reveal | |
Mantys | W23 | ARR Reporting and Forecasting for SaaS companies | Active | Bengaluru, Karnataka, India | 12 | Kriti Arora | Reveal | |
Matano | W23 | Cloud Native SIEM (alternative to Splunk/Elastic) | Active | Seattle, WA, USA | 2 | Samrose Ahmed, Shaeq Ahmed | Reveal | |
Metal | W23 | Metal is an AI-driven operating system for fundraising | Active | Lahore, Punjab, Pakistan | 21 | Usman Gul | Reveal | |
Metal | W23 | The AI context platform for private capital. Everything your firm… | Active | New York City, NY, USA | 17 | Taylor Lowe, James O'Dwyer, Sergio Prada | Reveal | |
Metal | W23 | Institutional Intelligence for Private Equity | Active | New York, NY, USA | 17 | Taylor Lowe, James O'Dwyer, Sergio Prada | Reveal | |
Middleware | W23 | AI-based full stack observability platform | Active | San Francisco, CA, USA | 40 | Laduram Vishnoi | Reveal | |
Middleware | W23 | AI-based full stack observability platform | Active | 133 Kearny St, San Francisco, CA 94108, USA | 40 | Laduram Vishnoi | Reveal | |
Mogara | W23 | Automatic software R&D capitalization | Inactive | San Francisco, CA, USA | 2 | Neha Shah, Jay Gokhale | Reveal | |
moonrepo | W23 | Open source build tool for monorepos and large codebases | Inactive | Portland, OR, USA; Remote | 2 | Miles Johnson, James Pozdena | Reveal | |
Muffin Data | W23 | Modern analytics for CPG brands | Acquired | — | 2 | Andres Recalde, Sal Calvo | Reveal | |
Muffin Data | W23 | Modern analytics for CPG brands | Acquired | — | 2 | Andres Recalde, Sal Calvo | Reveal | |
Mulligan | W23 | AI automation for insurance brokerages | Active | San Francisco, CA, USA | 4 | Aman Raghuvanshi, Emily Dorsey | Reveal | |
Nango | W23 | A single API for all your integrations | Active | San Francisco, CA, USA; Remote | 6 | Robin Guldener, Bastien Beurier | Reveal | |
Narrative | W23 | AI agents for end-to-end testing | Active | San Francisco, CA, USA | 5 | Suchit Dubey, Akshit Khurana | Reveal | |
Narrative | W23 | AI-powered QA testing platform | Active | San Francisco, CA, USA | 7 | Suchit Dubey | Reveal | |
Neptyne | W23 | The programmable spreadsheet. | Inactive | New York City, NY, USA | 4 | Douwe Osinga, Jack Amadeo | Reveal | |
Noya Software | W23 | Product design tool that lets everyone design like a designer | Active | San Francisco, CA, USA; Remote | 2 | Devin Abbott, David Chen | Reveal | |
Numeral | W23 | The AI-native sales tax solution. | Active | San Francisco, CA, USA | 85 | Matt DuVall, Sam Ross | Reveal | |
Odigos Technologies Inc. | W23 | Enterprise-Grade OpenTelemetry | Active | Boston, MA, USA | 16 | Ari Recht, Eden Federman, Ari Rect | Reveal | |
OfOne | W23 | AI-powered order taker for restaurant drive-thrus | Acquired | San Francisco, CA, USA | 5 | Will Edwards, Adam Proschek | Reveal | |
Omnistrate | W23 | Transform any software to multi-cloud SaaS in minutes not years | Active | San Francisco, CA, USA; Remote | 15 | Kamal Gupta, Alok Nikhil | Reveal | |
Omnistrate | W23 | Transform any software to multi-cloud SaaS in minutes not years | Active | Redwood City, CA, USA | 15 | Kamal Gupta, Alok Nikhil | Reveal | |
Onshore | W23 | AI for corporate tax | Active | New York City, NY, USA | 60 | Dominic Vitucci | Reveal | |
OpenInt | W23 | Open Source Embedded Product Integrations | Acquired | — | 4 | Amadeo Pellicce, Philip London, Mark Pfluger | 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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