CompanyLoop is a professional networking service that is open only to people at your company. CompanyLoop is a place to grow your network and build relationships at your company. With CompanyLoop, you can find the people you need within your company, get introduced to new people at your company, and stay informed on co-workers like never before. Whether you're trying to get your job done faster or accelerate your career, your company network can help.

http://www.companyloop.com/