North American Energy Partners Inc. (NAEPI) provides a range of heavy construction and mining and pipeline installation services to customers in the Canadian oil sands, industrial construction, commercial and public construction and pipeline construction markets. The Company�s primary market is the Canadian oil sands, where it supports the customers� mining operations and capital projects. NAEPI provides services through all stages of an oil sands project�s lifecycle, its core focus is on providing recurring services, such as contract mining, during the operational phase. During the fiscal year ended March 31, 2012 (fiscal 2012), recurring services represented 87% of the oil sands business. The Company�s business segments include heavy construction and mining and pipeline. In July 2013, the Company announced that it has completed sale of its Piling businesses to Keller Group plc.