Y Combinator · S12
Y Combinator Summer 2012 startups
RemJobs lists 24 startups from Y Combinator's Summer 2012 batch. 22 of the 24 startups are based in the United States, and 13 in San Francisco. Between them they are in 2 countries and 10 cities. 9 are hiring remotely.
Updated
- startups
- 24
- countries
- 2
- cities
- 10
- hiring remotely
- 9
Summer 2012 startups
- CoinbaseYC S12Cryptocurrency exchange and wallet for trading, sending and holding Bitcoin, Ethereum and other digital assets. New York City, United States Remote: North America, United Arab Emirates +10
- ClassDojoYC S12ClassDojo's mission is to give every kid an education they love. Our flagship communication app has become the world’s largest network serving kids, reaching over 51 million kids… San Francisco, United States Remote: United States
- ZapierYC S12Build and scale AI workflows and agents across 9,000+ apps with Zapier—the most connected AI orchestration platform. Trusted by 3 million+ businesses. San Francisco, United States Remote: Asia-Pacific, Europe +18
- SmartAssetYC S12SmartAsset is an online destination for consumer-focused financial information and advice. Reaching approximately 59 million people each month (as of January 2024) through its… Long Island City, United States Remote: United States
- UpwaveYC S12The Brand Outcomes Measurement Platform. Upwave brings science to top-of-funnel-measuring Brand Lift, validating Brand Reach, and surfacing.. San Francisco, United States Remote: United States
- MattermostYC S12Mattermost provides secure collaboration for technical and operational teams that work in environments with complex nation-state level security and trust requirements. We serve… Palo Alto, United States
Members only
18 more S12 startups
Unlock the full list, every company on the map, and their founders, emails, LinkedIn and careers pages.
Where they are
1 more in other countries or with no known location
Hiring remotely
9 startups from S12 had at least one open remote role when their job boards were last read, 378 remote roles between them.
Other batches
Questions
How many startups are in Y Combinator's Summer 2012 batch?
RemJobs lists 24 startups from the Summer 2012 batch (S12) as of Oct 2, 2026, including Coinbase, ClassDojo, Zapier, SmartAsset and Upwave. The count covers the companies we have found, which may be fewer than the batch itself.
Where are Y Combinator Summer 2012 startups based?
22 of the 24 startups are based in the United States, and 13 in San Francisco. Between them they are in 2 countries and 10 cities. By country: United States (22) and Hong Kong (1).
Which S12 startups are hiring remotely?
9 startups had open remote roles when their job boards were last read, 378 remote roles between them, including Coinbase, ClassDojo, Zapier, SmartAsset and Upwave.
Can I contact the founders of S12 startups?
Each company has a free public profile. 6 of them have founder names on file, and members see the founders, their emails where found, LinkedIn and careers pages, and every company on the map.
Companies come from public sources: their own websites, public startup directories and accelerator portfolios, and their public job boards (Greenhouse, Lever, Ashby), which were last read through Oct 2, 2026. A company that is missing or out of date can write to us from the footer.