Industry

YC B2B Companies

3,278 Y Combinator b2b startups with verified founder contacts, batch info, and company data.

3,278

Companies

964

Active

Acquired

Public

YC Company Directory

50 companies

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Company	Batch	Description	Status	Location	Team	Site	Founders	Reveal
Char	S25	Open source AI notepad for meetings	Active	—	3		John Jeong, Deokhaeng Lee, Yujong Lee	Reveal
CLODO	S25	Planet-scale people discovery.	Active	San Francisco, CA, USA	2		Sid Rajaram, Rithvik Chuppala, Arnav Verma	Reveal
Closera	S25	AI Shopping Agent for Your Ecommerce Store	Active	New York City, NY, USA	2		Anmol Tukrel, Chinmay Patel	Reveal
Comena	S25	AI agents for distributors and manufacturers to automate order entry.	Active	BY, Germany	8		Jiehua Wu, Almo Sutedjo	Reveal
ContextFort	S25	Visibility and Controls for Browser Agents	Active	San Francisco, CA, USA	2		Ashwin Ramachandran	Reveal
Cyberdesk	S25	Self learning computer use agent for developers	Active	San Francisco, CA, USA	2		Mahmoud Al-Madi, Alan Duong	Reveal
Cyberdesk	S25	Self learning computer use agent for developers	Active	San Francisco, CA, USA	2		Mahmoud Al-Madi, Alan Duong	Reveal
datafruit	S25	AI DevOps Engineer	Active	San Francisco, CA, USA	4		Venkat Arun, Abhiram Chennupati, Tom Jeong, Nick Papciak	Reveal
Dedalus Labs	S25	Compute substrate for AI agents	Active	San Francisco, CA, USA	10		Cathy Di, Windsor Nguyen, Catherine Di	Reveal
Dedalus Labs	S25	Connect any LLM to any MCP tools and create complex agents in minutes.	Active	San Francisco, CA, USA	9		Catherine Di, Windsor Nguyen	Reveal
DeepAware AI	S25	Help AI data centers unlock more compute and become more efficient	Active	San Francisco, CA, USA	2		Jerry Huang, Stela Tong	Reveal
DeepGrove	S25	Frontier Intelligence. On Any Device.	Active	San Francisco, CA, USA	3		Shayaan Emran, Edward Zhang	Reveal
Doe	S25	The boring stuff, handled. Everything else, supercharged.	Active	San Francisco, CA, USA	4		Adrian Barbir, Richard Ou	Reveal
dScribe AI	S25	Computer vision for bulk inventory tracking	Active	Olathe, KS, USA	2		Warren Wijaya Wang, Cole Robertson	Reveal
Embedder	S25	Cursor for Firmware	Active	San Francisco, CA, USA	4		Ethan Gibbs, Bob Wei	Reveal
Embedder	S25	Hardware-Aware AI for Embedded Software Development	Active	San Francisco, CA, USA	6		Ethan Gibbs, Bob Wei	Reveal
F2	S25	The AI platform for private markets investors	Active	New York City, NY, USA	15		Don Muir	Reveal
Finto	S25	AI accounting for enterprise finance teams	Active	—	3		Jonas Morgner, Linus Boehm, Lorenz Neuner	Reveal
Finto	S25	AI accounting for enterprise finance teams	Active	Munich, BY, Germany	10		Jonas Morgner, Linus Boehm, Lorenz Neuner	Reveal
Fleetline	S25	Optimizing fleet planning with data driven algorithms	Active	New York City, NY, USA	11		Saurav Kumar, Veer Juneja	Reveal
Floot	S25	The app platform inside Claude and ChatGPT.	Active	San Francisco, CA, USA	4		Yujian Yao, Edward Look	Reveal
Fluidize	S25	Helping scientists and engineers run experiments with AI.	Active	San Francisco, CA, USA	3		Henry Bae, Alex Fleury, Jamin Liu	Reveal
Fulcrum	S25	The agentic debugger for AI systems	Active	San Francisco, CA, USA	2		Kaivalya Hariharan, Uzay Girit	Reveal
GhostEye	S25	Your always-on red team.	Active	New York City, NY, USA	6		Mohammad Eshan, Charles Antoine Malenfant	Reveal
gitdot	S25	A better GItHub	Active	—	2		Paul Bae, Mikkel Kim	Reveal
Golpo	S25	Create Whiteboard Explainer Videos with AI from a Prompt or Document	Active	San Francisco, CA, USA	7		Shraman Kar, Shreyas Kar	Reveal
Halluminate	S25	Data and RL environments to automate knowledge work	Active	San Francisco, CA, USA	5		Jerry Wu, Wyatt Marshall	Reveal
Hera	S25	AI Motion Designer	Active	Berlin, Berlin, Germany	5		Peter Tribelhorn, Chia-Lun Wu	Reveal
Humoniq	S25	AI-Native BPO for travel & transport	Active	San Francisco, CA, USA	5		Todd Sullivan, Will Weber	Reveal
Idler	S25	Hill-climb any benchmark, for any model, in any domain.	Active	San Francisco, CA, USA	12		Ivan Chub, Nalu Concepcion, Tony Goss	Reveal
Imprezia	S25	The World's First AI Ad Network.	Active	San Francisco, CA, USA	4		Bishesh Khadka	Reveal
Interfere	S25	Give engineering, product, and design teams insight into unseen issues	Active	New York City, NY, USA	8		Luke Shiels	Reveal
Janet AI	S25	The AI-Native Jira	Active	San Francisco, CA, USA	2		Adhit Sankaran, William Barthell	Reveal
Juxta	S25	Building a GPS alternative 100x more powerful with no hardware needed.	Active	—	—		John Ferrara	Reveal
Kalinda	S25	Deep research for class action law firms	Active	San Francisco, CA, USA	2		Sayan Bhatia, Sohil Bhatia	Reveal
Kalinda	S25	Deep research for class action law firms	Active	—	2		Sayan Bhatia, Sohil Bhatia	Reveal
Kernel	S25	Crazy fast, open source infra for AI agents to use the Internet	Active	San Francisco, CA, USA	6		Catherine Jue, Rafael Garcia	Reveal
KERNEL	S25	Crazy fast, open source infra for AI agents to use the Internet	Active	San Francisco, CA, USA	6		Catherine Jue, Rafael Garcia	Reveal
KE Kestroll	S25	—	Active	San Francisco, CA, USA	2	—	Benjamin Skinner, Tom Yang	Reveal
Knowlify	S25	Convert textual content into explainer videos in < 15s	Active	San Francisco, CA, USA	4		Ritam Rana, Jonathan Maynard, Arjun Talati, Ritvik Varada	Reveal
Knowlify	S25	The AI Explainer Video Maker	Active	San Francisco, CA, USA	6		Ritam Rana, Jonathan Maynard, Arjun Talati, Ritvik Varada	Reveal
Lanesurf	S25	Book any load in 10 minutes	Active	San Francisco, CA, USA	11		Pratham Bansal, Sarthak Singh Chauhan	Reveal
Lanesurf	S25	Voice AI for booking freight	Active	San Francisco, CA, USA	4		Pratham Bansal, Sarthak Singh Chauhan	Reveal
Lark	S25	The E2E testing layer for AI-driven development	Active	San Francisco, CA, USA	2		Vijit Dhingra, Jack Brown	Reveal
Lilac	S25	We sell GPUs.	Active	San Francisco, CA, USA; Remote	4		Ryan Ewing, Lucas Ewing	Reveal
Liva AI	S25	Audio & Video Data	Active	San Francisco, CA, USA	4		Ashley Mo, Aoi Otani	Reveal
Liva AI	S25	Audio & Video Data	Active	San Francisco, CA, USA	2		Ashley Mo, Aoi Otani	Reveal
Lotas	S25	AI for quantitative trading	Active	San Francisco, CA, USA	2		Jorge Guerra, William Nickols	Reveal
Lotas	S25	AI for Data Science and 3D	Active	San Francisco, CA, USA	2		Jorge Guerra, William Nickols	Reveal
Louiza Labs	S25	Hebbia for Pharmaceutical Evidence	Active	San Francisco, CA, USA	2		Larissa Tyagi	Reveal

Batch Distribution

XX2693 XX2574 WW26160 WW25132 WW24220 SS2637

Status Breakdown

Active964 Inactive26 Acquired10

Top Locations

San Francisco661 New York City71 London31 New York17 Paris13 Stockholm12

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.

Related Industries

Healthcare805 Fintech709 Consumer654 Engineering, Product and Design610 Industrials489 Infrastructure303 Productivity208 Real Estate and Construction184

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