MTCI offers a variety of phone systems to meet the evolving needs of our customers.


Digium®, Inc., the Asterisk® Company, created and is the innovative force behind Asterisk, the most widely used open source telephony software. Since its founding in 1999 by Mark Spencer, Digium has become the open source alternative to proprietary communication providers. Digium offers Asterisk software free to the open source community and offers Switchvox, Digium's Unified Communications solution to power a broad family of products for small, medium and large businesses. MTCI has been a Pinnacle Partner of Digium for the past 5 years.

Digium >



Avaya is a recognized innovator and leading global provider of solutions for customer and team engagement. The company provides technologies for unified communications and collaboration, contact center and customer experience management, and networking, along with related services to large enterprises, midmarket companies, small businesses and government organizations around the world.

Avaya >


Luminate IP is an Asterisk-based, license-free VoIP phone system. With enterprise-class features, the Luminate IP product offers a wide range of functionality including voicemail to e-mail, presence software, call center, and mobile convergence. Built on a robust, premise-based server, Luminate IP grows with your business while avoiding expensive per-user license costs.


Luminate IP >