Telephone Systems
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Grennan Communications
is an Authorized TOSHIBA Dealer, with state-of-the-art business telephone equipment, from small PBX systems to multi-location full-featured extension management, call accounting, and voicemail systems, including Voice and Video over Internet Protocol (VoIP).

Toshiba IP Edge

Toshiba IP edge

Toshiba CIX

Toshiba Strata CIX200

Toshiba MAS and Micro MAS

Toshiba Micro MAS

Toshiba Strata Messaging

Toshiba Strata Messaging

Contact Grennan Communications today at (417) 256-6588 or (800) 753-0699
or email us at