Industry

YC Engineering, Product and Design Companies

439 Y Combinator engineering, product and design startups with verified founder contacts, batch info, and company data.

439

Companies

344

Active

Acquired

Public

YC Company Directory

50 companies

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Company	Batch	Description	Status	Location	Team	Site	Founders	Reveal
hotglue	S21	Native user-facing SaaS integrations for your customers	Active	Washington, DC, USA	13		Hassan Syyid	Reveal
Lariat Data	S21	Observability for Data Engineering Teams	Inactive	New York, NY, USA	3		Aaditya Talwai	Reveal
Lightly	S21	Help ML teams label the right data	Active	Zürich, Switzerland	5		Igor Susmelj	Reveal
Mach9	S21	The Fastest Tool for Automating Geospatial Production	Active	San Francisco, CA, USA	15		Alexander Baikovitz, Haowen Shi, Joshua Spisak	Reveal
MobileBoost	S21	AI native mobile testing.	Active	CA-1, San Francisco, CA, USA	15		Christian Schiller, Christian Hartung	Reveal
Moving Parts	S21	Delightful components for iOS.	Inactive	Berlin, Germany	2		Robb Böhnke, Michael Nino Evensen	Reveal
Noloco	S21	Flexible Business Apps for Modern Teams	Active	Dublin, Ireland	15		Darragh Mc Kay	Reveal
Openlayer	S21	The fastest way to ship airtight AI	Active	San Francisco, CA, USA	19		Gabriel Bayomi Kalejaiye, Vikas Nair, Rishab Ramanathan	Reveal
Pluggy	S21	Plaid for Brazil: we allow developers to access users' financial data	Active	São Paulo, State of São Paulo, Brazil	31		Rogerio Correa, Victor Braga, Bruno Loiola, Federico Miras, Gabriel Pan Gantes	Reveal
Replo	S21	Sell anything	Active	San Francisco, CA, USA	20		Yuxin Zhu	Reveal
Superwall	S21	Remotely configure every aspect of your mobile app's paywall	Active	New York, NY, USA	15		Brian Anglin, Jake Mor	Reveal
Superwall	S21	Remotely configure every aspect of your mobile app's paywall	Active	New York, NY, USA	15		Brian Anglin, Jake Mor	Reveal
testRigor	S21	Executable specifications in English for test automation	Active	San Francisco, CA, USA	25		Artem Golubev, Enzo Biancato	Reveal
Vibe Kanban	S21	Plan and review AI generated code	Active	London, UK	10		Louis Knight-Webb, Gabriel Gordon-Hall	Reveal
WarpBuild	S21	Accelerate software development with WarpBuild's 10x faster CI infra.	Active	San Francisco, CA, USA	5		Surya Oruganti	Reveal
Command AI	S20	AI-powered user assistance platform	Acquired	San Francisco, CA, USA	35		James Evans, Vinay Ayyala, Richard Freling	Reveal
Decentro	S20	API Platform for Banking Integrations (Plaid for India and APAC)	Active	Bengaluru, Karnataka, India	60		Rohit Taneja	Reveal
Duckly	S20	Video chat with real-time collaboration.	Inactive	San Francisco, CA, USA	5		Dragos Fotescu	Reveal
Fig	S20	Fig adds visual apps, shortcuts, and autocomplete to your terminal.	Acquired	San Francisco, CA, USA	5		Brendan Falk, Matt Schrage	Reveal
Finch	S20	Finch is the universal API for payroll and HR	Active	San Francisco, CA, USA	63		Jeremy Zhang, Ansel Parikh	Reveal
Humanloop	S20	Humanloop is the LLM evals platform for enterprises.	Acquired	San Francisco, CA, USA	14		Raza Habib, Jordan Burgess, Peter Hayes	Reveal
Luminai	S20	Luminai helps automate repetitive manual work away from your mission…	Active	San Francisco, CA, USA	31		Kesava Kirupa Dinakaran	Reveal
OP Openbase	S20	Open-source library discovery	Inactive	San Francisco, CA, USA	0	—	Lior Grossman	Reveal
Reflect	S20	No-code test automation for web apps	Acquired	Villanova, PA, USA	6		Fitz Nowlan, Todd McNeal	Reveal
Roboflow	S20	🖼️ Give your software the sense of sight.	Active	San Francisco, CA, USA	100		Joseph Nelson, Brad Dwyer	Reveal
Seam	S20	API for IoT Devices	Active	San Francisco, CA, USA	25		Dawn Ho, Sy Bohy	Reveal
webapp.io	S20	Build webapps faster with 10x better CI/CD + preview envs	Acquired	Toronto, ON, Canada	4		Colin Chartier, Lyn Chen	Reveal
Actiondesk	S19	Access all your live data in one place	Acquired	San Francisco, CA, USA	4		Jonathan Parisot	Reveal
Aspect	S19	Build UI fast.	Active	—	1		Tshepo Mohlala	Reveal
Bayes	S19	—	Acquired	San Francisco, CA, USA	4		William Wolf, Justin Woodbridge	Reveal
Bouncer	S19	SDK for scanning and verifying credit cards and photo IDs in mobile…	Acquired	Oakland, CA, USA	2		Will Megson, Sam King	Reveal
CoLab	S19	Human and AI design review for hardware	Active	St. John's, NL, Canada	150		Jeremy Andrews, Adam Keating	Reveal
Courier	S19	The fastest way for developers to build notifications for their app.	Active	San Francisco, CA, USA	35		Troy Goode	Reveal
Dashblock	S19	Turn any website into an API	Inactive	Paris, France	3		Maxime Corbani, Hugues Pouillot	Reveal
Deepnote	S19	A better data science notebook.	Active	—	0		Jakub Jurovych	Reveal
Embrace	S19	Modern mobile observability built on OpenTelemetry	Active	Los Angeles, CA, USA	52		Eric Futoran, Fredric Newberg	Reveal
FeaturePeek	S19	Supercharged deployment previews for all.	Acquired	San Francisco, CA, USA	4		Jason Barry, Eric Silverman	Reveal
GitStart	S19	Pull Requests as a Service	Active	San Francisco, CA, USA	19		Hamza Zia	Reveal
Kraftful	S19	Copilot for product teams	Acquired	San Francisco, CA, USA	6		Yana Welinder	Reveal
Lightwell	S19	—	Inactive	New York, NY, USA	4		Max Rose	Reveal
PopSQL	S19	SQL editor for teams	Acquired	San Francisco, CA, USA	15		Rahil Sondhi	Reveal
Rutter	S19	The Unified API for Business Financial Data	Active	New York, NY, USA	24		Eric Yu, Peter Zhou	Reveal
zeroheight	S19	The DevOps platform for UX	Active	London, UK	75		Jerome de Lafargue, Robin Tindale	Reveal
Aesthetic	S18	Your AI-powered creative apprentice 🪄	Active	New York, NY, USA	4		Nate Smith, Matthew Trost	Reveal
Anima App	S18	Design to Code & On-brand Vibe-coding	Active	New York, NY, USA	20		Avishay Cohen, Or Arbel, Michal Cohen	Reveal
Berbix	S18	Convert more verified users. Instantly & accurately validate user IDs.	Acquired	San Francisco, CA, USA	39		Eric Levine, Steve Kirkham	Reveal
Federacy	S18	Penetration testing and bug bounty platform.	Active	San Francisco, CA, USA	2		James Sulinski	Reveal
OneGraph	S18	GraphQL API to connect all of the internet's APIs. Join us at Netlify!	Acquired	San Francisco, CA, USA	2		Sean Grove, Daniel Woelfel	Reveal
Optic	S18	Making APIs Developer-friendly	Acquired	New York, NY, USA	5		Aidan Cunniffe	Reveal
RevenueCat	S18	A simple API for managing in-app subscriptions	Active	San Francisco, CA, USA	70		Jacob Eiting	Reveal

Batch Distribution

WW2614 WW2524 WW2440 WW2342 WW2225 WW2128

Status Breakdown

Active344 Acquired52 Inactive42 Public1

Top Locations

San Francisco212 New York37 London10 Los Angeles7 Mountain View6 Toronto5

About YC Engineering, Product and Design Companies

Y Combinator has funded 439 engineering, product and design 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 engineering, product and design innovation globally.

344 of these companies are currently active. 52 have been acquired. 1 have gone public. VCBacked tracks verified founder contact information, team sizes, and company status for every YC engineering, product and design startup.

Related Industries

B2B641 Industrials89 Consumer80 Healthcare78 Fintech65 Infrastructure64 Productivity38 Manufacturing and Robotics30

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