Sierra Mediation Systems, a subsidiary division of Sierra Security Systems, Inc., founded in 1968 provides the telecommunication industry with a comprehensive collection of professional services. Flagship products include telephone billing solutions for independent telephone companies, Local Exchange Carriers, and Competitive Local Exchange Carriers.

We have been involved with the telecommunications industry since the early 1970's providing both hardware and turnkey software solutions. These solutions include leading edge technology in Front and Back Office Automation, Data Mediation, Convergent Rating, End User Billing, CABS data preparation and Deployment, and Customer Care Software Solutions.

With a commitment to keeping customers ahead of the technology curve, Sierra has a long history as an established leader in the industry; we are entering our thirty-fifth year of business.