SocialRank - Graph search for TWTR. Filter by interests, location, etc
Yammer - Yammer is a leading enterprise social network used by more than 200,000 companies worldwide, including 85% of the Fortune 500, to get work done smarter and faster. Sign Up Today.
Swagbucks - Swagbucks is a loyalty program that offers individuals rewards for engaging in various activities. Users can earn reward points for performing Internet searches, purchasing items from affiliated vendors, or completing polls.
MS SharePoint - Share, organize, and discover information with Microsoft SharePoint. Learn about SharePoint Online, OneDrive for Business, and Apps for SharePoint
SocialToaster - SocialToaster is an enterprise-level fan engagement platform that uses social media to amplify brand's message.
Communifire - Enterprise Social Collaboration Software