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SBA Communications

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A publicly traded wireless communications infrastructure company that owns, operates, leases, and develops communications sites across the Americas and South Africa.

Last updated August 21, 2026

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Overview

SBA Communications Corporation is a United States-based wireless communications infrastructure company organized as a real estate investment trust. The company develops, owns, operates, and manages physical sites used by mobile network operators, wireless broadband providers, and other communications customers. Its infrastructure portfolio includes conventional macro towers, rooftop installations, small-cell systems, and indoor and outdoor distributed antenna systems. The business was established in 1989 as Steven Bernstein and Associates by Steven Bernstein. It developed around the growing need for independent communications-site owners that could provide wireless carriers with locations and structures without requiring each carrier to build and control every tower itself. Over time, SBA Communications expanded from site development and tower-related services into a large-scale ownership and leasing platform. SBA Communications reports two principal operating activities: Site Leasing and Site Development. Site Leasing generates recurring revenue by renting antenna space and related capacity on towers and other communications facilities that the company owns or operates. Customers can place antennas, radios, and associated equipment on these sites under contractual arrangements. The company also manages or leases certain sites for property owners and other parties, giving it exposure to infrastructure that it does not necessarily own outright. Site Development covers the technical, commercial, and regulatory work required to bring wireless facilities into service. Services may include network pre-design, site audits, location searches, acquisition or leasing support, zoning and permitting assistance, tower construction, antenna installation, radio-equipment installation, commissioning, and maintenance. This activity allows SBA Communications to participate in network expansion projects in addition to earning recurring rent from completed sites. The company’s infrastructure supports the deployment of mobile voice and data networks, wireless broadband, and other radio-based communications services. Its facilities can be used by multiple tenants, allowing wireless carriers to share locations and reducing the need to construct separate towers in the same area. The company’s business is therefore tied to long-term demand for wireless capacity, network densification, coverage expansion, and upgrades in communications technology, although its results can also be affected by carrier capital spending, interest rates, regulation, permitting, and customer concentration. SBA Communications has operated internationally as well as in the United States. Reference material identifies activities in Canada, Central America, South America, and South Africa, with Brazil described as one of its largest markets. The company’s international platform has included thousands of communications towers and related sites, while its United States operations include macro towers, rooftops, small cells, and distributed antenna systems. The company is listed on the Nasdaq under the symbol SBAC and remains an active participant in the wireless infrastructure industry.

History

SBA Communications was founded in 1989 by Steven Bernstein under the name Steven Bernstein and Associates. The company entered the communications infrastructure field during a period when wireless networks were expanding and carriers increasingly required specialized tower and site-development providers. Rather than functioning as a wireless service provider itself, SBA Communications built its business around the physical locations and structures needed by wireless operators. Its activities developed along two complementary lines. The first was site development, involving the identification and preparation of locations for communications equipment. This work could extend from network planning and site audits through property negotiations, zoning, permitting, construction, antenna installation, and equipment commissioning. The second was site leasing, in which the company owned or operated communications towers and leased antenna space to mobile carriers and wireless broadband providers. The combination gave SBA Communications both project-based development capabilities and recurring income from operating infrastructure. As wireless networks became denser and data usage increased, the company broadened its infrastructure focus beyond traditional towers. Its portfolio and development services came to include rooftop sites, small cells, and indoor and outdoor distributed antenna systems. These forms of infrastructure are useful in urban areas, buildings, transportation locations, and other environments where a conventional tower may not provide sufficient capacity or coverage. SBA Communications also expanded outside the United States. Its stated operating footprint includes Canada, Central America, South America, and South Africa. Brazil became a particularly important international market, with reference material identifying more than 10,000 company-owned towers there at the cited point in time. The company’s international expansion placed it among the independent infrastructure owners serving wireless carriers across multiple national markets. The company later adopted the real estate investment trust structure under which it operates. This structure reflects the property-like characteristics of communications sites, which generate contractual income from the use of physical infrastructure. SBA Communications is publicly traded under the ticker SBAC. Its business remains centered on owning and leasing communications sites while providing the development, engineering, permitting, construction, installation, and maintenance services needed to expand wireless networks. By the period covered by the available reference material, SBA Communications owned approximately 30,000 towers across North and South America, although the exact figure is time-specific and should not be treated as a current operating total without updated company disclosure. It also managed or leased approximately 4,800 actual or potential towers under various arrangements. The company’s historical development illustrates the growth of specialized tower companies from construction and site services into large infrastructure platforms supporting mobile communications and wireless broadband.

  • 1989

    Company founded as Steven Bernstein and Associates

    [1]

    Steven Bernstein founded the business as Steven Bernstein and Associates, establishing the company that later became SBA Communications.

  • Expansion into international wireless infrastructure

    [1]

    The company expanded its wireless infrastructure operations beyond the United States into Canada, Central America, South America, and South Africa, with Brazil becoming a major market.

  • Development of a multi-service site platform

    [1]

    SBA Communications broadened its offering from traditional tower sites to rooftop facilities, small cells, distributed antenna systems, and end-to-end site development services.

Products and positioning

An independent owner and developer of wireless communications infrastructure, positioned around recurring site-leasing revenue supplemented by technical, construction, permitting, and network-development services.

  • Wireless communications infrastructure

    Macro towers

    Traditional communications towers that provide elevated locations for antennas and radio equipment. SBA Communications owns or operates these structures and leases space to wireless carriers and wireless broadband providers. Multi-tenant tower arrangements allow several customers to use the same physical site, supporting network coverage and capacity while creating recurring site-leasing revenue.

  • Wireless communications infrastructure

    Rooftop sites

    Communications installations placed on commercial, residential, or other suitable buildings. Rooftop sites can provide network coverage and capacity in dense urban areas where ground-based towers may be difficult to build. SBA Communications may own, operate, manage, or lease these locations under contractual arrangements with property owners and wireless customers.

  • Wireless densification infrastructure

    Small-cell infrastructure

    Lower-power wireless facilities designed to add coverage or capacity in targeted areas. Small cells are useful in dense urban environments, venues, transportation corridors, and other locations where macro towers alone may not meet traffic or coverage requirements. SBA Communications develops and supports small-cell deployments as part of its broader wireless infrastructure portfolio.

  • Wireless communications infrastructure

    Distributed antenna systems

    Indoor and outdoor distributed antenna systems extend or improve wireless coverage across buildings, campuses, public spaces, and other challenging environments. SBA Communications participates in the development and operation of these systems, which use multiple antenna nodes connected to communications equipment to distribute wireless signals across a defined area.

  • Infrastructure development services

    Site development services

    A range of services supporting wireless network deployment, including network pre-design, site audits, location identification, property acquisition or leasing support, zoning and permit work, tower construction, antenna installation, radio-equipment installation, commissioning, and maintenance. These services help carriers and other wireless providers move projects from planning to operational facilities.

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