Entrust

Entrust Inc. is a $130 million privately owned software company with 350 employees. Originally a spin-off from Nortel's Secure Networks division, it provides identity management  security software and services in the areas of public key infrastructure (PKI), multifactor authentication, Secure Socket Layer certificates, fraud detection, digital certificates and mobile authentication. Headquartered in the Dallas-Fort Worth Metroplex, the company’s largest office is in Ottawa, Ontario, Canada. It also has offices in London, Tokyo, Washington, D.C. and other cities internationally.