MARS COMMUNICATIONS, LLC

Electrical Contractors and Other Wiring Installation Contractors

Establishments in this category are primarly engaged in installing and servicing electrical wiring and equipment. Contractors included in this industry may include both the parts and labor when performing work. These contractors may perform new work, additions, alterations, maintenance, and repairs.

Illustrative Examples:

Airport runway lighting contractors
Fiber optic cable (except transmission line) contractors
Alarm system (e.g., fire, burglar), electric, installation only
Highway, street, and bridge lighting and electrical signal installation
Audio equipment (except automotive) installation contractors
Home automation system installation
Lighting system installation
Cable television hookup contractors
Telecommunications equipment and wiring (except transmission line) installation contractors
Computer and network cable installation
Traffic signal installation
Environmental control system installation
Cable splicing, electrical or fiber optic

Other Electronic Parts and Equipment Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of electronic parts and equipment (except electrical apparatus and equipment, wiring supplies, and construction materials; electrical and electronic appliances; and television sets and radios).

Illustrative Examples:

Blank compact discs (CDs) merchant wholesalers
Blank digital video discs (DVDs) merchant wholesalers
Broadcasting equipment merchant wholesalers
Cellular telephones merchant wholesalers
Communications equipment merchant wholesalers
Modems and routers merchant wholesalers
Radar equipment merchant wholesalers
Teleconferencing equipment merchant wholesalers
Unloaded computer boards merchant wholesalers

Wired Telecommunications Carriers

This includes establishments primarily engaged in operating, maintaining, and/or providing access to transmission facilities and infrastructure that they own and/or lease for the transmission of voice, data, text, sound, and video using wired telecommunications networks. Transmission facilities may be based on a single technology or a combination of technologies. Establishments in this industry use the wired telecommunications network facilities that they operate to provide a variety of services, such as wired telephony services, including VoIP services; wired (cable) audio and video programming distribution; and wired broadband Internet services. By exception, establishments providing satellite television distribution services using facilities and infrastructure that they operate are included in this industry.

Illustrative Examples:

Broadband Internet service providers, wired (e.g., cable, DSL)
Cable television distribution services
Closed-circuit television (CCTV) services
Direct-to-home satellite system (DTH) services
Local telephone carriers, wired
Long-distance telephone carriers, wired
Multichannel multipoint distribution services (MMDS)
Satellite television distribution systems
Telecommunications carriers, wired
VoIP service providers, using own operated wired telecommunications infrastructure

Wireless Telecommunications Carriers (except Satellite)

This includes establishments primarily engaged in operating and maintaining switching and transmission facilities to provide communications via the airwaves. Establishments in this industry have spectrum licenses and provide services using that spectrum, such as cellular phone services, paging services, wireless Internet access, and wireless video services.

Illustrative Examples:

Cellular telephone service carriers
Wireless Internet service providers, except satellite
Paging services, except satellite
Wireless telephone communications carriers, except satellite

Telecommunications Resellers

This includes establishments engaged in purchasing access and network capacity from owners and operators of telecommunications networks and reselling wired and wireless telecommunications services to businesses and households (except satellite telecommunications and agents for wireless telecommunications services). Establishments in this industry resell telecommunications; they do not operate transmission facilities and infrastructure.

Illustrative Examples:

Mobile virtual network operators (MVNOs) (except agents)
Pre-paid calling cards, telecommunications resellers
Wired telecommunications resellers
Wireless telecommunications resellers (except satellite telecommunications and agents)

Agents for Wireless Telecommunications Services

This includes establishments primarily engaged in acting as agents for wireless telecommunications carriers and resellers, selling wireless plans on a commission basis.

Illustrative Examples:

Agents for mobile virtual network operators (MVNOs)
Agents for wireless telecommunications carriers
Cellular telephone stores, selling cellular phone service plans on an agent basis
Mobile phone stores, selling mobile phone service plans on an agent basis
Wireless phone service plan sales agents, selling on behalf of wireless telecommunications carriers

All Other Telecommunications

Establishments in this category are primarly engaged in providing specialized telecommunications services, such as satellite tracking, communications telemetry, and radar station operation. This industry also includes establishments primarily engaged in providing satellite terminal stations and associated facilities connected with one or more terrestrial systems and capable of transmitting telecommunications to, and receiving telecommunications from, satellite systems. Establishments providing Internet services or Voice over Internet protocol (VoIP) services via client-supplied telecommunications connections are also included in this industry. Establishments in this industry do not operate as telecommunications carriers.

Illustrative Examples:

Dial-up Internet service providers
Internet service providers, using client-supplied telecommunications connections (e.g., dial-up ISPs)
Satellite tracking stations
VoIP service providers, using client-supplied telecommunications connections

Other Management Consulting Services

This includes establishments primarily engaged in providing management consulting services (except administrative and general management consulting; human resources consulting; marketing consulting; or process, physical distribution, and logistics consulting). Establishments providing telecommunications or utilities management consulting services are included in this industry.