Attached files

file filename
EX-32.2 - EX-32.2 - PIONEER ENERGY SERVICES CORPexhibit322-q42020.htm
EX-32.1 - EX-32.1 - PIONEER ENERGY SERVICES CORPexhibit321-q42020.htm
EX-31.2 - EX-31.2 - PIONEER ENERGY SERVICES CORPexhibit312-q42020.htm
EX-31.1 - EX-31.1 - PIONEER ENERGY SERVICES CORPexhibit311-q42020.htm
EX-23.1 - EX-23.1 - PIONEER ENERGY SERVICES CORPexhibit231-consentq42020.htm
EX-10.13 - EX-10.13 - PIONEER ENERGY SERVICES CORPexhibit1013-formofrestrict.htm
EX-4.8 - EX-4.8 - PIONEER ENERGY SERVICES CORPexhibit48-firstsupplementa.htm
EX-4.2 - EX-4.2 - PIONEER ENERGY SERVICES CORPexhibit42-descriptionofsec.htm
10-K - 10-K - PIONEER ENERGY SERVICES CORPpes-20201231.htm

EXHIBIT 21.1

The following is a list of all of Pioneer Energy Services Corp.'s direct and indirect subsidiaries:

1.Pioneer Drilling Services, Ltd., a Texas corporation - 100% direct subsidiary.

2.Pioneer Global Holdings, Inc., a Delaware corporation - 100% indirect subsidiary-100% owned by Pioneer Drilling Services, Ltd.

3.Pioneer Services Holdings, LLC, a Delaware limited liability company - 100% indirect subsidiary-100% owned by Pioneer Global Holdings, Inc.

4.Pioneer Latina Group SDAD, Ltda., a Panama corporation - 100% indirect subsidiary-owned by Pioneer Global Holdings, Inc. (99%) and Pioneer Services Holdings, LLC (1%).

5.Pioneer de Colombia SDAD, Ltda., a Panama corporation - 100% indirect subsidiary-owned by Pioneer Latina Group SDAD, Ltda. (99%) and Pioneer Services Holdings, LLC (1%).

6.Pioneer de Colombia SDAD, Ltda., Surcusal Colombia, a Colombian branch - 100% indirect subsidiary-100% owned by Pioneer de Colombia SDAD, Ltda.

7.Proveedora Internacional de Taladros S.A.S - 100% indirect subsidiary-100% owned by Pioneer Global Holdings, Inc.

8.Pioneer Production Services, Inc., a Delaware corporation - 100% direct subsidiary.

9.Pioneer Wireline Services Holdings, Inc., a Delaware corporation - 100% indirect subsidiary-100% owned by Pioneer Production Services, Inc.

10.Pioneer Wireline Services, LLC, a Delaware limited liability company - 100% indirect subsidiary-100% owned by Pioneer Wireline Services Holdings, Inc.

11.Pioneer Well Services, LLC, a Delaware limited liability company - 100% indirect subsidiary-100% owned by Pioneer Production Services, Inc.

12.Pioneer Fishing & Rental Services, LLC, a Delaware limited liability company - 100% indirect subsidiary-100% owned by Pioneer Production Services, Inc.

13.Pioneer Coiled Tubing Services, LLC, a Delaware limited liability company - 100% indirect subsidiary-100% owned by Pioneer Production Services, Inc.