Based in St. Louis Missouri, CIS Communications is one of the leading full service telecommunications companies in the country. We have the resources, knowledge, and expertise to assist clients in all facets of the wireless industry. CIS Communications’ services have been contracted by some of the largest names in wireless. Some of our past and present customers include: AT&T Black & Veatch Goodman Networks T-Mobile Sprint PCS American Tower Corporation Crown Castle US Cellular From site acquisition to build to suit networks, CIS can create the path to seamless wireless coverage. Please let us know how we can assist you with your wireless needs.