EXHIBIT 21.1
SUPERIOR ENERGY SERVICES, INC.
List of Subsidiaries
Pursuant to Item 601(b)(21)(ii) of Regulation S-K, the names of other subsidiaries of Superior Energy Services, Inc. are omitted because, considered in the aggregate, they would not constitute a significant subsidiary as of the end of the year covered by this report.
SUBSIDIARY NAME | STATE OF JURISDICTION OF INCORPORATION OR ORGANIZATION | |
1105 Peters Road, L.L.C. | Louisiana | |
A&W Water Service, Inc. | Colorado | |
AWS, Inc. | Delaware | |
Balance Point Group, B.V. | Netherlands | |
BTI Services, Inc. | Texas | |
CES Mid-Continent Hamm, LLC | Delaware | |
Concentric Pipe and Tool Rentals, L.L.C. | Louisiana | |
CSI Technologies, L.L.C. | Texas | |
H.B. Rentals, L.C. | Louisiana | |
Hallin Marine Subsea International Limited | Singapore | |
Hamm & Phillips Service Company, Inc. | Delaware | |
Hamm Management Co. | Delaware | |
Hyland Enterprises, Inc. | Wyoming | |
Integrated Production Services, Inc. | Delaware | |
International Snubbing Services, L.L.C. | Louisiana | |
IPS Optimization Inc. | Canada | |
Leed Tool Corporation | Colorado | |
Monument Well Service Co. | Delaware | |
Northern Plains Trucking, LLC | Colorado | |
Oil Tool Rentals Co. | Delaware | |
Pumpco Energy Services, Inc. | Delaware | |
Rising Star Services, LP | Texas | |
Roustabout Specialties, Inc. | Colorado | |
Servicios Petrotec, S.A. de C.V. | Mexico | |
SES Group Cooperatief UA | Netherlands | |
SESI, L.L.C. | Delaware | |
Shale Tank Truck, LLC | Texas | |
SPN Fairway Acquisition, Inc. | Delaware | |
Stabil Drill Specialties, L.L.C. | Louisiana | |
Stride Well Service Company, Inc. | Delaware | |
Sub-Surface Tools, L.L.C. | Louisiana | |
Superior Energy International, C.V. | Netherlands | |
Superior Energy Services (UK) Limited | United Kingdom | |
Superior Energy Services Cayman, Limited | Cayman Islands | |
Superior Energy Services do Brasil | Brazil | |
Superior Energy Services Gibraltar Ltd | Girbraltar | |
Superior Energy Services, L.L.C. | Louisiana | |
Superior-Wild Well Energy Services Limited | United Kingdom | |
Texas CES, Inc. | Texas | |
Warrior Energy Services Corporation | Delaware | |
Wild Well Control, Inc. | Texas | |
Workstrings International Limited | Scotland | |
Workstrings International, L.L.C. | Louisiana |