Abacus Computers Inc dba ValCom Computer Center is a Texas corporation started in Midland in 1982. The computer store is located on the ground floor on the eastern side of the Claydesta Center at the northwest corner of Big Spring and Wadley Streets. The primary business functions are computer sales, service, networks & support and rentals. Products include routers, switches, servers, IP video surveillance systems, digital signage, desktop computers, notebooks, tablet PCs, printers and multi-function units, scanners, other peripherals, software and supplies.