About Us

Building on Innovation

Founded in 1908, Massman is a heavy civil and marine contractor focused on providing turnkey construction solutions to both public and private owners. We have deep and comprehensive expertise as a self-performing national contractor in a variety of infrastructure markets including docks and terminals, bridges, locks and dams, difficult foundations and energy and utilities. Our areas of building expertise are supported by talented people, innovative construction engineering, leading edge equipment and technologies -- all focused on safety and client satisfaction.

We take the risk and manage it.

Building the challenging marine structures for which we are known entails inherent risks. With our background and expertise, we overcome the most difficult obstacles. We assess every option and innovatively solve problems to complete projects safely.

Before you choose a partner, consider our qualifications:

  • Strong reputation as a quality builder
  • Safe, proactive work culture
  • Specialized in-house construction engineering expertise
  • Self-performance of most work
  • Large equipment fleet
  • Environmental sensitivity
  • Significant bonding capacity