MasTec to Buy Superior Group, Boosting Data Center Infrastructure Reach
MasTec acquires The Superior Group, a century-old Ohio electrical contractor, to expand its critical infrastructure and data center capabilities.
MasTec, Inc. announced Monday it has signed a definitive agreement to acquire Electrical Specialists, Inc., doing business as The Superior Group, a full-service electrical contractor specializing in critical infrastructure. The deal expands the Miami-based construction and engineering giant's footprint in the fast-growing data center and mission-critical end markets, where demand for reliable electrical buildout continues to surge.
Founded in 1925 and headquartered in Columbus, Ohio, Superior brings nearly a century of operational history to the transaction. The Stewart family has guided the company since the mid-1980s, when Greg Stewart first acquired an ownership interest, giving the firm a deep legacy of leadership stability and specialized expertise that MasTec views as strategically complementary.
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The acquisition positions MasTec to capitalize on accelerating investment in data center construction across the United States, a sector driven by the rapid expansion of cloud computing, artificial intelligence infrastructure, and hyperscale facilities. By absorbing a contractor with Superior's pedigree and technical depth, MasTec strengthens its ability to compete for large-scale, high-complexity electrical contracts that are central to modern digital infrastructure.
MasTec, traded on the New York Stock Exchange under the ticker MTZ, has pursued an aggressive growth-through-acquisition strategy in recent years, assembling a portfolio of specialty contractors across energy, telecommunications, and infrastructure sectors. The Superior Group deal continues that trajectory, adding a premier regional player with century-long roots in mission-critical electrical work to MasTec's expanding national platform.
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