MasTec, Inc. Common Stock represents ownership in MasTec, Inc., a leading infrastructure construction company specializing in engineering, building, and maintaining critical networks across multiple sectors. The company operates through key segments including Communications, which focuses on wireless, wireline, and broadband infrastructure; Clean Energy and Infrastructure, encompassing renewables, industrial, and data center projects; Power Delivery, delivering transmission lines, substations, and grid modernization services; and Pipeline Infrastructure, handling oil and gas pipelines and related facilities. MasTec, Inc. supports telecommunications providers, energy utilities, government entities, and industrial clients by executing large-scale projects that enable network expansion, energy transition, and power reliability. Its services are essential to the ongoing infrastructure cycle, including 5G deployments, clean energy initiatives, and rising data center demands. Founded in 1990 and headquartered in Coral Gables, Florida, MasTec, Inc. plays a vital role in North America's infrastructure development through its specialized expertise and project execution capabilities.