The Middlesex Corporation
ConstructionMassachusetts, United States201-500 Employees
The Middlesex Corporation is a mid-sized construction contractor focused on heavy civil infrastructure and paving. Founded in 1972 by Robert W. Pereira, it is headquartered in Littleton, Massachusetts, with regional offices in West Haven, Connecticut, and Orlando, Florida. The company serves public- and private-sector clients by delivering large-scale infrastructure projects, including roadways, bridges, and interchanges. Its operating philosophy centers on safety, quality, integrity, professionalism, a strong work ethic, and a commitment to the success of its team members and stakeholders. In 2024 the firm earned industry recognition for transportation projects, including an Expressway Project of the Year award for improvements to the Selmon Expressway. The organization collaborates with engineering firms to provide structural, civil, geotechnical, environmental, and traffic engineering insights as part of project delivery.