Ninja Metrics, Inc. is a Social analytics and data based company based in Manhattan Beach, California . Its primary service measures social influence and provides predictive analytics for web and mobile applications .
Ninja Metrics was founded by Dr. Dmitri Williams (PhD, University of Michigan ) and Dr. Jaideep Srivastava (PhD, University of California, Berkeley ) in 2009 after being in development at the University of Minnesota labs for 2 years. 
On July 17, 2013, Ninja Metrics raised $ 2.8 million in funding primarily from Angels, Angels, The Angels of Angels of Los Angeles, and the Tech Coast Angels , including the latter’s ACE fund. 
The company’s current COO is Fabian Schonholz, and its board of directors include Mark Kolokotrones, Bob Hawk, Robin Kaminsky and Yuri Pikover.
Katana Social Analytics Engine
Ninja Metrics launched its primary service called the Katana Social Analytics Engine in 2013, a cloud computing social analytics platform for video games . 
The platform measures the value of social contributions in games and applications , provides projections for the outcomes to the developers and the tools to determine how to effectively and efficiently. 
- Jump up^ Grayson, Katharine. “U of M Spin-off Ninja Metrics Reason $ 2.8M”,Minneapolis / St. Paul Business Journal, Minneapolis, 12 November 2013. Retrieved on 19 March 2014.
- Jump up^ “NINJA CLOSED METRICS $ 2.8M IN FUNDING”,FinSMEs, 11 November 2013. Retrieved on 19 March 2014.
- Jump up^ Hasson, Jessica. “Ninja Katana Metrics Launches Analytics Engine, Delivering Social Value Based Analytics For Gaming Industry”, MarketWatch , Los Angeles, 11 November 2013. Retrieved 19 March 2014 is.
- Jump up^ “Company Overview of Ninja Metrics, Inc.” ,Blomberg Businessweek. Retrieved on 19 March 2014.