Y Combinator Winter 2010 (W10) Companies

500Friends, now part of Merkle Loyalty Solutions, provides strategy, software, and analytics services to help customer-facing businesses design and manage loyalty programs that increase retention and revenue.

2 investors

A video advertising platform that helps brands and agencies purchase and manage video ads across digital channels using analytics and optimization tools.

1 investor

A platform that identifies and connects businesses with people asking questions about their products, industry, or services.

1 investor

Cardpool operates an online marketplace for trading gift cards between buyers and sellers, offering discounts on purchases, cash payouts for sales, and options to exchange for Amazon gift cards or donate to charity.

1 investor

A marketplace where independent designers sell digital assets such as fonts, graphics, templates, photos, and themes to other creators.

1 investor

Crocodoc provides an embedded document viewer for PDFs, Microsoft Office files, and other formats that web and mobile applications can integrate to enable document viewing, annotation, and form completion.

1 investor

Cue aggregates email, contact, and calendar information to help users view and search across their accounts in one place.

1 investor

Data Marketplace is a platform where buyers post requests for specific datasets and sellers respond with relevant data available for purchase and immediate download, offered in standard formats like CSV and JSON.

1 investor

Embedly provides an API and tools that enable developers and publishers to embed rich media content from over 1,000 providers into websites, along with image optimization and link insights.

1 investor

Etacts helps users build and maintain relationships by analyzing their email history and sending reminders to reconnect with former colleagues, friends, and business partners. The product accesses email metadata to identify communication patterns and prompts users to reach out to contacts based on customizable intervals.

1 investor

Fabricly operates a marketplace connecting apparel brands, designers, and retailers with clothing manufacturers and material suppliers for sourcing jobs.

1 investor

1 investor

Gamador develops social games and offers an analytics platform called Rankador that applies PageRank-style ranking to social games, with a focus on rapid game development cycles.

1 investor

Infoharmoni creates visualizations of real-time social web activity and aggregates content across platforms.

1 investor

LaunchHear operates a platform connecting bloggers with manufacturers seeking product reviews, enabling early distribution of new items to media outlets.

1 investor

Mertado operates a social shopping platform where consumers can browse and purchase products sourced from communities they regularly engage with.

2 investors

Movity is a recruitment platform that connects job seekers with employers in the real estate industry. The site provides a talent matching system designed to efficiently pair candidates with job vacancies and employers.

1 investor

Newcope operates a commerce platform for virtual goods transactions.

1 investor

NewsLabs provides a platform that assists traditional journalists in adapting to digital publishing by offering tools for advertising integration, search engine optimization, and related web publishing capabilities.

1 investor

Notifo provides a platform and mobile application that enables websites and services to send notifications to users on iPhone, with plans to expand to other mobile platforms.

1 investor

Nowmov delivers a continuous feed of videos tailored to each user's interests, social connections, and global trending topics.

1 investor

Optimizely develops an AI-powered marketing operating system used by over 10,000 businesses to manage campaigns and conduct experiments. The platform serves marketing teams across enterprises globally.

10 investors

OwnLocal provides software that helps local media companies enable their advertiser customers to run digital advertising campaigns. The platform integrates with existing sales workflows at newspapers, radio stations, and TV broadcasters to facilitate online marketing for small businesses.

2 investors

Zencoder is a cloud video encoding platform that transcodes and delivers video content at scale for creators and developers. It supports a broad range of input and output formats including 4K, UHD, and HEVC, with adaptive bitrate streaming technology.

2 investors