WE ARE CAC.... Capital Area Communications (CAC) is a regional based technology solution company headquartered in Harrisburg, PA. CAC solidified itself in the communications marketplace incorporating as one of the original Motorola Service Partners in 1991. Today, Capital Area Communications is proud to serve an ever-growing customer base in the Region. CAC provides design, project management, installation and repair services to federal, state and local municipal governments as well as healthcare, education and commercial customers. WHAT WE DO.... Capital Area Communications provides installation optimization and service of large wired and wireless communications systems, in building wireless networks and microwave connectivity networks.