Our Clients

Grae-Con Construction’s extensive client list includes a wide variety of customers in many industries throughout the Great Lakes region. As a self-performing contractor, the diversity of the services we offer allows us to handle a range of jobs for companies of all types.

  • Kraton Polymers (Petrochem)
  • Kuraray (Petrochem)
  • DuPont (Petrochem)
  • Momentive (Petrochem)
  • MarkWest Energy Partners (Oil & Gas)
  • Energy Transfer Partners (Oil & Gas)
  • Equitrans Midstream (Oil & Gas)
  • Williams (Oil & Gas)
  • American Electric Power (Power Generation)
  • Marietta College (Education)
  • Mountain State Carbon (Industrial)
  • Wheeling Nisshin (Industrial)
  • Marietta Memorial Hospital (Medical)
  • Camden Clark Hospital (Medical)
  • Trinity Health Systems (Medical)