A mobile network operator or MNO is a provider of wireless communications services that owns or controls all the elements necessary to sell and deliver services to an end user. In addition to obtaining revenue by offering retail services under its own brand, an MNO may also sell access to network services at wholesale rates to mobile virtual network operators or MVNO's.

A Mobile Virtual Network Enabler (or MVNE) is a company that provides services to mobile virtual network operators (MVNO), such as billing, network element provisioning, administration, operations, support of business support systems and operations support systems, and provision of back end network elements, to enable provision of mobile network services.

A Solution Provider is a vendor, service provider or value-added reseller that offers any combination of hardware, software or consulting services through a third party channel. For selected services Comfone cooperates with Value-Added-Resellers and other 3rd parties such as Telco equipment vendors, global carriers and messaging providers that comprehensively handle their clients overall project needs from concept to implementation.

A wireless Internet service provider (WISP) is an Internet service provider (ISP) that allows subscribers to connect to a server at designated hot spots (access points) using a wireless connection such as Wi-Fi. This type of ISP offers broadband service and allows subscriber computers, called stations, to access the Internet and the Web from anywhere within the zone of coverage provided by the server antenna. This is usually a region with a radius of several kilometers.