Attached files

file filename
EX-3.2 - EX-3.2 - Nine Energy Service, Inc.d337617dex32.htm
EX-10.10 - EX-10.10 - Nine Energy Service, Inc.d337617dex1010.htm
EX-10.1 - EX-10.1 - Nine Energy Service, Inc.d337617dex101.htm
EX-4.2 - EX-4.2 - Nine Energy Service, Inc.d337617dex42.htm
EX-4.1 - EX-4.1 - Nine Energy Service, Inc.d337617dex41.htm
EX-3.1 - EX-3.1 - Nine Energy Service, Inc.d337617dex31.htm
EX-1.1 - EX-1.1 - Nine Energy Service, Inc.d337617dex11.htm
S-1/A - S-1/A - Nine Energy Service, Inc.d337617ds1a.htm

Exhibit 21.1

List of Subsidiaries of Nine Energy Service, Inc.

 

Name

  

Jurisdiction

Beckman Production Services, Inc.

   Delaware

Beckman Production Services, Inc.

   Michigan

Big Lake Service, LLC

   Delaware

Big Lake Services Holdco, LLC

   Delaware

CDK Intermediate, LLC

   Delaware

CDK Perforating, LLC

   Texas

CDK Perforating Holdings, Inc.

   Delaware

Crest Pumping Technologies, LLC

   Delaware

Dak-Tana Wireline, LLC

   Delaware

First Call Well Service, LLC

   Oklahoma

J & R Well Service, LLC

   Michigan

Nine Downhole Technologies, LLC

   Delaware

Nine Energy Canada Inc.

   Alberta, Canada

Nine Energy Service, LLC

   Delaware

Northern Production Company, LLC

   Wyoming

Northern States Completions, Inc.

   Delaware

Peak Pressure Control, LLC

   Texas

R & S Well Service, Inc.

   Wyoming

RedZone Coil Tubing, LLC

   Texas

RedZone Holdco, LLC

   Delaware

SJL Well Service, LLC

   Oklahoma