Parker Drilling Company (Parker) is a provider of contract drilling and drilling-related services. The Company operates in six segments: Rental Tools, U.S. Barge Drilling, U.S. Drilling, International Drilling, Technical Services and Construction Contract. During year ended December 31, 2012, the Company operates on 12 countries. The Company has operated in over 50 foreign countries and the United States. In April 2013, the Company announced the acquisition of International Tubular Services Limited and certain affiliates (ITS), subsidiaries of ITS Tubular Services (Holdings) Limited.