LinkedIn connects the world's professionals to make Linkedin more productive and successful. With more than 380 million members worldwide, including executives from every Fortune 500 company, LinkedIn is the world's largest professional network on the Internet. The company has a diversified business model with revenue coming from Talent Solutions, Marketing Solutions and Premium Subscriptions products. Headquartered in Silicon Valley, LinkedIn has offices across the globe.
Socialcast by VMware (NYSE: VMW) is a social network for business uniting people, information, and applications with its real-time enterprise activity stream engine. Behind the firewall or in the cloud, Socialcast enables instant collaboration in a secure environment. Socialcast is headquartered in San Francisco, California.
Founded in 2004, Facebook’s mission is to make the world more open and connected. People use Facebook to stay connected with friends and family, to discover what’s going on in the world, and to share and express what matters to them.