Attached files

file filename
EX-31.1 - EXHIBIT 31.1 CEO CERTIFICATION - TESCO CORPexh311ceocert201610-k.htm
EX-32 - EXHIBIT 32 SEC 906 CERTIFICATION - TESCO CORPexh32sec906cert201610-k.htm
EX-31.2 - EXHIBIT 31.2 CFO CERTIFICATION - TESCO CORPexh312cfocert201610-k.htm
EX-23.1 - EXHIBIT 23.1 CONSENT OF AUDITORS, ERNST & YOUNG - TESCO CORPexh231consentofauditorerns.htm
EX-10.23 - EXHIBIT 10.23 STIP - TESCO CORPexh10232017shorttermincent.htm
10-K - 10-K 2016 - TESCO CORPteso-12312016x10kq4.htm


Exhibit 21

TESCO CORPORATION SUBSIDIARIES
As of December 31, 2016

Subsidiary Entity Name
Jurisdiction
Altesco Drilling Technology EURL
Algeria
Casing Drilling Holdings Ltd.
Barbados
Innovative Solutions Oil Services Company Limited
Iraq
Drilling Innovation de Mexico, S.A. de C.V.
Mexico
Drilling Innovation M.E. Limited
Cyprus
OCSET (Beijing) Trading Co. Ltd.
PRC (China)
OCSET, LLC
Russian Federation
OCSET, LLC Kazakhstan Branch
Kazakhstan
Personal Tecnico Para Servicios Petroleros S.A. de C.V.
Mexico
PT Tesco Indonesia
Indonesia
TDT (Beijing) Commerce Co. Ltd.
PRC (China)
Tesco Argentina S.A.
Argentina
Tesco Canada International (Middle East) FZE
UAE
Tesco Canada International (Middle East) FZE-Qatar Branch
Qatar
Tesco Canada International Inc.
CAN - Alberta
Tesco Colombia S.A.
Panama
Tesco Colombia S.A. - Sucursal Colombia
Colombia
Tesco Corporation (UK) Limited
UK
Tesco Corporation (US)
US - Delaware
Tesco Corporation Sucursal Argentina
Argentina
Tesco Corporation Sucursal Ecuador
Ecuador
Tesco Corporation Sucursal Peru
Peru
Tesco Corporation Sucursal Venezuela
Venezuela
Tesco de Bolivia S.R.L.
Bolivia
Tesco do Brasil Ltda.
Brazil
TESCODRILLING Ecuador S.A.
Ecuador
Tesco Drilling Australia PTY. Limited
Australia
Tesco Drilling LLC
Oman
Tesco Drilling Technology Inc.
CAN - Alberta
Tesco Drilling Technology Limited
CAN - Alberta
Tesco Drilling Venezuela, C.A.
Venezuela
Tesco Egypt (Premiere Casing Services) S.A.E.
Egypt
Tesco Offshore Services Inc.
US - Nevada
Tesco Oilfield Services S.R.L.
Romania
Tesco Peru S.A.
Peru
Tesco R.F. Company Limited
Cyprus
Tesco Saudi Arabia Limited
Saudi Arabia
Tesco Saudi Holding Limited
Cyprus
Tesco Singapore PTE. Ltd.
Singapore
Tesco Singapore PTE. Ltd. - India Project Office
India
Tesco Singapore PTE. Ltd. - NZ Branch
New Zealand
Tesco US Holding LP
US - Nevada
TM Oilfield Services SDN. BHD.
Malaysia
TM Oilfield Technologies SDN. BHD.
Malaysia