Attached files

file filename
EX-32 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER SECTION 906 - UNIT CORPunt-20171231x10kxexx32.htm
EX-99.1 - RYDER SCOTT COMPANY, L.P. SUMMARY REPORT - UNIT CORPunt-20171231x10kxexx991.htm
EX-31.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER UNDER RULE 13A 14(A) - UNIT CORPunt-20171231x10kxexx312.htm
EX-31.1 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER UNDER RULE 13A 14(A) - UNIT CORPunt-20171231x10kxexx311.htm
EX-23.2 - CONSENT OF RYDER SCOTT COMPANY, L.P. - UNIT CORPunt-20171231x10kxexx232.htm
EX-23.1 - CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM, PRICEWATERHOUSECOOPERS - UNIT CORPunt-20171231x10kxexx231.htm
EX-12 - COMPUTATION RATIO OF EARNINGS TO FIXED CHARGES - UNIT CORPunt-20171231x10kxexx12.htm
10-K - 10-K - UNIT CORPunt-20171231x10k.htm


Exhibit 21

SUBSIDIARIES OF THE REGISTRANT

All the companies listed below are included in the company's consolidated financial statements. Except as otherwise indicated below, the Company has 100% direct or indirect ownership of, and ultimate voting control in, each of these companies. The list is as of December 31, 2017 and excludes subsidiaries which are primarily inactive or taken singly, or as a group, do not constitute significant subsidiaries:


 
 
 
State or Province
 
 
Percentage
 
               Subsidiary
 
 
of Incorporation
 
 
Owned
 
Unit Drilling Company
 
 
Oklahoma
 
 
100%
 
Unit Petroleum Company
 
 
Oklahoma
 
 
100%
 
Superior Pipeline Company, L.L.C.
 
 
Oklahoma
 
 
100%