What they do:
Software eats custom framing
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HQ: New York, NY, United States
Y Combinator Winter 2015 Startups
This list has 110 startups and was last updated on Oct 15, 2026. 9 of them are hiring right now. Biggest hubs: San Francisco (59), New York (14), and Los Angeles (5). Largest teams: EquipmentShare, GrubMarket, and Razorpay. Latest round: Numerion Labs raised $19.8M (Mar 19, 2026).
110 startupsPage 2 of 4
What they do:
Full-service web, mobile, & cloud studio providing professional…
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HQ: Austin, TX, United States
What they do:
Censorship resistant democracies.
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What they do:
The Human Utility seeks to eliminate water service disconnections for…
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HQ: San Francisco, CA, United States
What they do:
We produce & sell stainless steel water bottles that enables people…
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HQ: London, United Kingdom
What they do:
The operating system for commercial buildings.
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HQ: Niagara Falls, NY, United States
What they do:
Online space for deliberation, policy making and democratic…
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HQ: Buenos Aires, Argentina
What they do:
Community-driven marketplace for sneakers.
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HQ: Los Angeles, CA, United States
YC W15Early stage
Chariot
Acquired
What they do:
The world's first private mass transit service providing a commuting…
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HQ: San Francisco, CA, United States
Bonfire
Acquired
What they do:
Bonfire is reimagining RFPs & bidding for gov procurement teams
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HQ: Canada
Tech in Asia
Acquired
What they do:
Tech in Asia (YC W15) is the largest English-language technology…
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HQ: Singapore
Lumi
Acquired
What they do:
Packaging for online brands.
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HQ: Los Angeles, CA, United States
Remix
Acquired
What they do:
We’re building a platform to empower cities to plan the best possible…
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HQ: San Francisco, CA, United States
Vest
Acquired
What they do:
Bringing wider access to financial derivatives.
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HQ: McLean, VA, United States
Pachyderm
Acquired
What they do:
Data Versioning, Data Pipelines, and Data Lineage
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HQ: San Francisco, CA, United States
Spire Health
Acquired
What they do:
Remote patient monitoring for lung disease patients.
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HQ: San Francisco, CA, United States
Bluesmart
Acquired
What they do:
Bluesmart makes smart luggage powered by an app to empower people to…
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HQ: New York, NY, United States
Paperspace
Acquired
What they do:
Paperspace is a cloud platform for building and scaling AI…
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HQ: New York, NY, United States
WayUp
Acquired
What they do:
Marketplace for employers to recruit college students and recent grads
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HQ: New York, NY, United States
Open Listings
Acquired
What they do:
A better way to buy a home
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HQ: Los Angeles, CA, United States
HigherMe
Acquired
What they do:
Helping restaurant employers find & hire better employees faster
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Popular Pays
Acquired
What they do:
Software for collaborating with content creators and influencers
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HQ: Chicago, IL, United States
Moltin
Acquired
What they do:
eCommerce building blocks through simple APIs for websites & apps.…
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HQ: Boston, MA, United States
SigOpt
Acquired
What they do:
SigOpt is an Optimization-as-a-Service platform that seamlessly tunes…
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HQ: San Francisco, CA, United States
Smarking
Acquired
What they do:
Digitize $655B parking industry
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HQ: San Francisco, CA, United States
Yhat
Acquired
What they do:
End-to-end data science lifecycle management platform.
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HQ: New York, NY, United States
NexTravel
Acquired
What they do:
NexTravel is a centralized travel booking platform that helps…
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HQ: San Francisco, CA, United States
Final
Acquired
What they do:
A credit card that drastically reduces payment fraud and gives…
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HQ: San Francisco, CA, United States
Smyte
Acquired
What they do:
Smyte stops bad actors on social networks and marketplaces.
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HQ: San Francisco, CA, United States
Seed
Acquired
What they do:
Mobile banking for small business.
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HQ: San Francisco, CA, United States
Vanhawks
Acquired
What they do:
We are making the smart carbon fibre commuting bike and platform for…
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Raven Tech
Acquired
What they do:
Our vision is to build the next generation of iOS or Android, to…
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Mobydish
Acquired
What they do:
MobyDish, a tech-enabled service, allowing anyone to place a catering…
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HQ: Austin, TX, United States
Pomello
Acquired
What they do:
Analytics software that helps companies measure organizational…
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HQ: San Francisco, CA, United States
Shift Labs
Acquired
What they do:
Makers of simple, affordable medical devices. Our award-winning…
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HQ: Seattle, WA, United States
Pretty Instant
Acquired
What they do:
Inventor of the first roaming-photo booth + pro photography platform
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HQ: Boston, MA, United States