We are KCI Wireless, a Exclusive Master Agent whoâs been in partnership with T-Mobile since 1993! Weâve been in the wireless industry for over 22 years as a wholesaler for T-Mobile. We support over 500 dealer partners in Texas, Louisiana, Mississippi, Tennessee, Arkansas, and Oklahoma. KCI is going through a huge massive expansion. Our current employee total is over 300. By 2018 we are expecting our total to be over 1,200 employees. We stick to the rules and donât play around with how we represent our T-Mobile & MetroPCS Brand!