Attached files

file filename
EX-32.2 - EX-32.2 - OIL STATES INTERNATIONAL, INCois20201231_ex322.htm
EX-32.1 - EX-32.1 - OIL STATES INTERNATIONAL, INCois20201231_ex321.htm
EX-31.2 - EX-31.2 - OIL STATES INTERNATIONAL, INCois20201231_ex312.htm
EX-31.1 - EX-31.1 - OIL STATES INTERNATIONAL, INCois20201231_ex311.htm
EX-24.1 - EX-24.1 - OIL STATES INTERNATIONAL, INCois20201231_ex241.htm
EX-23.1 - EX-23.1 - OIL STATES INTERNATIONAL, INCois20201231_ex231.htm
10-K - 10-K - OIL STATES INTERNATIONAL, INCois-20201231.htm

EXHIBIT 21.1

OIL STATES INTERNATIONAL, INC.
SUBSIDIARIES

SUBSIDIARYSTATE/COUNTRY
Capstar Holding, L.L.C.Delaware
GEODynamics, Inc.Delaware
GEODynamics (U.K.) LimitedUnited Kingdom
Oil States Energy Services (Canada) Inc.Alberta, Canada
Oil States Energy Services Holding, Inc.Delaware
Oil States Energy Services L.L.C.Delaware
OIS Cyprus LimitedCyprus
Oil States Industries, Inc.Delaware
Oil States Industries (Asia) Pte Ltd.Singapore
Oil States Industries do Brasil - Instalacoes Maritimas LtdaBrazil
Oil States Industries 1 B.V.Netherlands
Oil States Industries Netherlands, C.V.Netherlands
Oil States Industries (India) Private LimitedIndia
Oil States Industries Singapore Holdco B.V.Netherlands
Oil States Industries US, Inc.Delaware
Oil States Industries (UK) LimitedUnited Kingdom
Oil States Management Inc.Delaware
Oil States Industries (Thailand) Ltd.Thailand
Oil States Skagit SMATCO L.L.C.Delaware
OSES International, LLCDelaware
Tempress Technologies, Inc.Washington