In October 2010 it saw an investment of 29 million USD, raised from Bessemer Ventures, Columbia Capital, Kleiner Perkins Caufield & Byers (KPCB), and TechOperators.

[8] The company offers commercial web-based malware detection services, defensive digital security intelligence and big data analysis software.

[16] In March 2013, Endgame closed a $23 million Series B equity financing with the stated purpose to fund growth in its existing federal customer base as well as expand into the commercial market.

[13][20] Endgame acquired Onyxware in 2014, a Florida-based mobile security technology company which provides applications for detecting third-party network threats.

[22] The Endgame Board of Directors is led by Christopher Darby, President and CEO of In-Q-Tel, an independent strategic investment firm supporting the missions of the intelligence community.