Since the 1970s, Kiewit has executed construction and maintenance contracts on some of the largest petrochemical facilities in North America. Over the past decade, Kiewit’s capabilities have grown, now offering full project delivery of first-of-its-kind projects including the propane dehydrogenation (PDH) scope of Canada’s first integrated PDH and polypropylene complex and the first modularized large-scale ethane plant located in the Texas Gulf Coast.