Annual report pursuant to Section 13 and 15(d)

Related Party Transactions

v3.10.0.1
Related Party Transactions
 12 Months Ended
Dec. 31, 2018
Related Party Transactions [Abstract]  
Related Party Transactions
RELATED PARTY TRANSACTIONS
In the ordinary course of business, the Company has conducted business activities with certain related parties.
Stingray Cementing provides well cementing services. Stingray Cementing was previously 50% owned by the Company until its contribution to Mammoth Energy in June 2017 as discussed above in Note 4. At the date of the contribution, the Company owed Stingray Cementing approximately $0.5 million.
Stingray Energy provides rental tools for land-based oil and natural gas drilling, completion and workover activities as well as the transfer of fresh water to wellsites. Stingray Energy was previously 50% owned by the Company until its contribution to Mammoth Energy in June 2017 as discussed above in Note 4. At the date of the contribution, the Company owed Stingray Energy approximately $1.6 million.
As of December 31, 2018, the Company held approximately 21.9% of Mammoth Energy's outstanding common stock as discussed above in Note 4. Approximately $2.0 million and $2.1 million of services provided by Mammoth Energy are included in lease operating expenses in the consolidated statements of operations for the years ended December 31, 2018 and 2017, respectively. Approximately $139.7 million and $196.5 million of services provided by Mammoth Energy are included in oil and natural gas properties before elimination of intercompany profits on the accompanying consolidated balance sheets at December 31, 2018 and 2017, respectively. At December 31, 2018 and 2017, the Company owed Mammoth Energy approximately $10.9 million and $32.0 million, respectively, related to these services.
The Company previously held a 25% interest in Strike Force, who develops natural gas gathering assets in dedicated areas. In May 2018, the Company sold its interest in Strike Force as discussed above in Note 4. At December 31, 2017, the Company owed approximately $8.4 million to Strike Force for these related services. Approximately $18.5 million and $23.1 million of services provided by Strike Force are included in midstream gathering and processing on the accompanying consolidated statement of operations for the years ended December 31, 2018 and 2017, respectively.