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YC Summer 2013 (S13)

52 companies Y Combinator lists for Summer 2013, with what each one builds. 2.2% of the tagged companies are AI, down from 4.3% in W13.

Companies
52
AI share
2.2%
Top sector
Engineering, Product and Design
7 companies
Second
Consumer Electronics
4 companies

What’s in Summer 2013

Summer 2013 lists 52 companies so far (W13 had 46). The biggest themes by YC's tags are Marketplace (6), Education (4), Developer Tools (3), Fintech (3) and Productivity (3). The largest sectors are Engineering, Product and Design, Consumer Electronics, Home and Personal and Retail. 8% are based outside the US.

  • Marketplace · 6
  • Education · 4
  • Developer Tools · 3
  • Fintech · 3
  • Productivity · 3

See what YC asked founders to build · Breakout themes across batches

All Summer 2013 companies

52 companies

  • CoreOS

    Open source tools of modern distributed systems.

    Infrastructure150San Francisco, CA, USAAcquired
  • DoorDash

    Restaurant delivery.

    Food and Beverage8600San Francisco, CA, USAPublic
  • Webflow

    Professional website design and publishing platform.

    Marketing600San Francisco, CA, USA
  • 7cups

    7 Cups is an emotional support service that matches up people that…

    Healthcare Services11Charlotte, NC, USA
  • Amulyte

    Remote monitoring & activity tracking system for seniors.

    Consumer Health and Wellness2San Francisco, CA, USAInactive
  • Apptimize

    Apptimize lets mobile teams innovate faster to create an amazing user…

    Engineering, Product and Design50San Francisco, CA, USAAcquired
  • Arcus

    Payment-as-a-service that helps any business launch payment solutions

    Banking and Exchange100New York City, NY, USAAcquired
  • Asseta

    Sourcing marketplace for semiconductor fab spare parts.

    B2B4Newport Beach, CA, USA
  • Audobox

    Audobox is a developer and user friendly tool for in-app feedback.

    Engineering, Product and DesignInactive
  • BloomThat

    Uber for Flowers.

    Home and Personal11San Francisco, CA, USAAcquired
  • Bop.fm

    Canonical permalinks for songs.

    Content2San Francisco, CA, USAAcquired
  • Butter Systems

    Replacing the paper restaurant menu with an interactive experience at…

    Retail2San Francisco, CA, USAInactive
  • Buttercoin

    Bitcoin Marketplace

    Banking and Exchange11New York City, NY, USAInactive
  • Casetext

    We make the world's laws free and understandable.

    AI
    Legal50San Francisco, CA, USAAcquired
  • Cratejoy

    Cratejoy is the platform for subscriptions

    Retail51Austin, TX, USA
  • Crowdery

    [Now Clara, YC S14- claralabs.com]

    Retail2San Francisco, CA, USAInactive
  • Datarank

    Making sense of social data. (Acquired by SimplyMeasured.)

    Marketing11Seattle, WA, USAAcquired
  • EasyPost

    The shipping infrastructure of the internet.

    Supply Chain and Logistics51Austin, TX, USA
  • Echo Locker

    Android lock screen

    Home and Personal2Acquired
  • Estimote, Inc.

    Location intelligence platform

    Supply Chain and Logistics40Kraków, Lesser Poland Voivodeship, Poland
  • Social1San Francisco, CA, USAInactive
  • Floobits

    Real-time collaborative editing in the browser with support for…

    Engineering, Product and Design2San Francisco, CA, USAInactive
  • Glio

    Amazon Marketplace for Latin America

    Apparel and Cosmetics2Rio de Janeiro, RJ, BrazilInactive
  • GoComm

    Mobile communications platform for teams working on live events

    Productivity2San Francisco, CA, USAInactive

Source: Y Combinator’s public company directory. Each company links to its YC profile. See how we count and what YC asked founders to build.

Frequently asked questions

How many companies are in YC Summer 2013?

Y Combinator's public directory lists 52 companies for Summer 2013 (S13), compared with 46 in Winter 2013. YC adds companies as they launch, so a recent batch can still grow.

What kind of startups are in YC Summer 2013?

The most common themes by YC's own tags are Marketplace (6), Education (4), Developer Tools (3), Fintech (3) and Productivity (3). The largest sectors are Engineering, Product and Design, Consumer Electronics, Home and Personal and Retail. 2.2% of the companies YC has tagged are AI.

Where are YC Summer 2013 companies based?

8% of Summer 2013 companies with a listed location are based outside the US.