Devpost (previously ChallengePost!) is a platform for developers to showcase what they're building, and to learn and be inspired by the work of others. Organizations launch online and in-person hackathons to market their tools and initiatives to our developer community. We power the vast majority of hackathons, and are among the largest developer networks in the world. Our great customers include Oculus, Twitter, Evernote, Twilio, Venmo, IBM, Microsoft, Apple, Uber, and most organizations who are trying to reach developers in some way. We have an incredible team and an excellent culture centered around our mission, values, and key metrics.

Chegg is a website and mobile app for students – “The Student Hub.” Students on more than 7,000 campuses nationwide use Chegg for textbooks & eTextbooks, Chegg Study (Q&A and Texbook Solutions), tutoring, internships, student deals, scholarships and more. Chegg has been featured on the Dylan Ratigan Show, named by Fast Company as one of the Top Ten Innovative Companies in Education, listed as one of America's Hottest Brand's by Advertising Age, and selected as one of The 10 Silicon Valley Companies You Wish You Worked For by Wired Magazine. We are looking for bright, energetic, passionate and curious people to join us in helping students save time, save… · More money, and get smarter.Check out what Chegg engineers are thinking about these days here: http://techblog.chegg.com/

Clickpass offered webmasters a single code installation with which they could allow their users to log in using Google, Facebook, AOL, Microsoft or OpenID.The company was founded in June 2007 and acquired by Yola.com in December 2008.

Cloudmark provides carrier-grade messaging security and infrastructure solutions for the world's most demanding fixed, mobile and social networks.