Expert Geotechnical Construction Company

Peterson Contractors Inc. is one of the largest ground improvement installers throughout the United States and one of Iowa's most established heavy and highway contractors.  For 57 years, PCI has safely delivered a quality product to a diverse group of owners, architects, engineers, and public agencies across a wide range of industries.

PCI has been a prime contractor and subcontractor on over 15,000 projects around the US.  Our success lies in building complex projects, fostering collaboration with designers and researchers, and embracing innovative technologies. With over 57 years of construction experience and over 1,000,000 safe work hours per year, PCI has earned a reputation as a leader in heavy construction and ground improvement.

We are proud that our annual safety modifier is consistently and substantially below the industry standard, reflecting our commitment to our people.

PCI’s story began in 1965 with one used Caterpillar D7 bulldozer.  Today, PCI has a fleet of over 1500 pieces of large construction equipment, including cranes, vertical mast pile drivers, excavators, rollers/compactors, scrapers, and more.  Our people use the best-in-class GPS machine control, cutting-edge geotechnical techniques, and innovative products to provide our customers and industry partners with first-class service and performance.