Excel-Tel has been installing new & used phone systems in the Chicagoland area since 1998. We specialize in service & repair of Panasonic, AT&T/Avaya, and Nortel/Norstar business phone systems. We install CAT5e & CAT6 wiring voice & data applications and offer T1/PRI installations. We provide DMarc extensions, test and turn ups.
We’re nice people too!
Installation , sales, service, & repair of business phone systems. new refurbished, and used. Installation of voice and data cabling, PRI , T1, DSL, Fax, CAT5e wiring Panasonic , AT&T/Avaya, Norstar/Nortel , NEC, Vodavi