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Steve Ortwein

Director of Preconstruction Services
Manhattan Construction Company
918-583-6900

As director of preconstruction services, Steve Ortwein leads Oklahoma’s preconstruction and estimating services team. He has two decades of preconstruction project experience that spans multiple project sectors including education, entertainment, healthcare, cultural, aviation, government, office and corporate campus projects. With a bachelor degree in marketing from Christian Brothers University in Memphis, Steve is also USGBC LEED Accredited Professional BD+C credentialed, OSHA 30-hour Certified, a US Army Corps of Engineers Quality Control Confined Space Competent Person (CSCP), and is American Concrete Institute (ACI) Concrete Flatwork Technician Certified.