Google operates:
FeedBurner, Google +1, Google AJAX Search API, Google Custom Search Engine, Google FriendConnect, Google Widgets
Google operates an Internet search engine, offering targeted search results from billions of web pages. Results are based on a proprietary algorithm called PageRank, and advertisers deliver relevant ads targeted to search queries or Web content. The Google Network is a network of third-party customers that use Google's ad programs to deliver relevant ads to their own sites. Google subsidiaries include YouTube and DoubleClick.
AddThis - Facebook - Google Analytics - Google Custom Search - Histats - Omnituire - Scorecard - Sitemeter - Specific Media - Turn