You are here > Home > Affiliates > Chesapeake Oilfield Services

Chesapeake Oilfield Services, Inc.

Chesapeake Oilfield Services, Inc. (COS) manages several oilfield services companies that help produce natural gas and oil in the United States. From renting tools and hauling water to pressure pumping and contract drilling, COS companies are committed to delivering the best service in the industry. As an affiliate of Chesapeake Energy Corporation, COS also has access to world-class technology, resources and industry experience.

Visit the Chesapeake Oilfield Services website today at cosus.com. ​​​

COS affiliates include:


COO Bond Investor Information

View SEC filings.​​​​​​​​

Contact

Headquarters
Chesapeake Oilfield Services
6255 N. Classen Boulevard
Oklahoma City, OK 73118
Mailing Address
P.O. Box 18496
Oklahoma City, OK 73154-0496
 
Media Inquiries
Bob Jarvis
Phone: 405-935-2572
Email: bob.jarvis@chk.com
​​​​​
Fortune 100 Best Places to Work