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EXHIBIT 21
SUBSIDIARIES AND AFFILIATES OF THE REGISTRANT
Consolidated Subsidiaries of the Registrant
(Jurisdiction of incorporation):
Parker Drilling Company of Oklahoma, Incorporated (Oklahoma) 100%
Parker Technology, Inc. (Oklahoma) 100%
Parker-VSE, Inc. (formerly Vance Systems Engineering, Inc.) (Nevada) (1) 100%
Parker Drilling Company International Limited (Nevada) (2) 100%
Parker Drilling Company of New Guinea, Inc. (Oklahoma) 100%
Parker Drilling Company Limited (Nevada) 100%
Parker North America Operations, Inc. (Nevada) (3) 100%
Parker Drilling Company (Bolivia) S.A. (Bolivia) 100%
Parker Drilling Company International, Inc. 100%
Certain subsidiaries have been omitted from the list since they would not, even
if considered in the aggregate, constitute a significant subsidiary. All
subsidiaries are included in the consolidated financial statements.
(1) Parker-VSE, Inc. (formerly Vance Systems Engineering, Inc.) owns 100%
of Parker Drilling Company Limited (Bahamas) and 93% of Parker
Drilling Company Eastern Hemisphere, Ltd. (Oklahoma). Parker Drilling
Company Limited (Bahamas) owns 7% of Parker Drilling Company Eastern
Hemisphere, Ltd. (Oklahoma).
(2) Parker Drilling Company International Limited owns 100% of five
subsidiary corporations, namely: Choctaw International Rig Corp.
(Nevada); Creek International Rig Corp. (Nevada); Parker Drilling
Company of Argentina, Inc. (Nevada); Parker Drilling Company of
Siberia (Russia) and Parker Drilling International of New Zealand
Limited (New Zealand). It also owns 50% of SaiPar Drilling Company
B.V. (Netherlands).
(3) Parker North America Operations, Inc. owns 100% of Parker Drilling
Company North America, Inc. (Nevada); Parker USA Drilling Company
(Nevada) and Parker Drilling Offshore Corporation (Nevada).
Parker Drilling Offshore Corporation owns 100% of the following
entities:
Mallard Argentine Holdings, Ltd. (Cayman Islands)
Mallard Drilling of South America, Inc. (Cayman Islands)
Mallard Drilling of Venezuela, Inc. (Cayman Islands)
Parker Drilling Offshore International, Inc. (formerly Mallard
Drilling International, Inc.) (Cayman Islands), which also owns
75% of Parker Drilling (Nigeria) Limited (Nigeria) and 100% of
KDN, Limited (Nigeria)
Parker Drilling Offshore USA, L.L.C. (Oklahoma), which also owns 100%
of Parker Drilling Company of Mexico, LLC (Nevada) and 98% of
Parker Drilling de Mexico, SRL (Mexico). Parker Drilling Offshore
Corporation owns 2% of Parker Drilling de Mexico, SRL.
Parker Technology, L.L.C. (Louisiana)
Parker Tools, LLC (Oklahoma), which owns 99% of Quail Tools, L.P.
(formerly Quail Tools, L.L.P.) (Oklahoma). Quail USA, LLC owns 1%
of Quail Tools, L.P.
Quail USA, LLC (Oklahoma), which owns 1% of Quail Tools, L.P.
(formerly Quail Tools, L.L.P.) (Oklahoma). Parker Tools, LLC owns
99% of Quail Tools, L.P.
Parker Drilling Offshore Corporation owns 98% of PD Servicios
Integrales, SRL (Mexico). Parker Drilling Offshore USA, L.L.C.
owns 2% of PD Servicios Integrales, SRL