Business Telephone Systems

Scott McLean, our certified technician, specializes in multi-line, multi-station Key Systems, Private Branch Exchange and VoIP phone systems. Triangle is an authorized dealer for ESI, Mitel, Avaya and Nortel Networks business telephone systems and we match the proper telephone system to the needs of businesses in our service area.

Scott performs Site Evaluations and provides quotes for telephone systems and related wiring, installation and programming.   We can also assist with Voice Mail installation, programming, training, system maintenance and other necessary system changes. Contact Scott at 800.332.1201 or complete the online form to request more information or to schedule Site Evaluation.

Special Financing Options with approved credit are available for key systems and their components purchased through Triangle Communications. With acceptable credit and guarantee, zero or low interest rates may be available. The terms for financing will be set on an individual case basis by Triangle and will usually require half the sale price down payment.  Please contact Scott or our Credit Department for an Application for Credit – Key Systems Purchase form.

Request a business telephone system