Willbros Group, Inc. (Willbros) is an independent international contractor serving the oil, gas and power industries, government entities, and the refinery and petrochemical industries. Willbros operates its business in three segments: Upstream Oil & Gas, Downstream Oil & Gas, and Engineering. These segments operate primarily in the United States, Canada, and Oman. The Company provides engineering; construction; engineering, procurement and construction (EPC), and specialty services to industry and governmental entities worldwide, specializing in pipelines and associated facilities for onshore and coastal locations. For the downstream oil and gas markets, primarily refineries, the Company also provides turnaround services, tank services, heater services, construction services and safety services. It manufactures specialty items for refinery and petrochemical process units. In July 2009, Willbros completed the acquisition of the engineering business of Wink Companies LLC.