Affiliates

• Nomac Drilling Corporation
  Operates many of Chesapeake’s Mid-Continent rigs »
• Hodges Trucking Company, LLC
  Provides oilfield and heavy haul transportation in the Mid-Continent region »
• Gene D. Yost & Son, Inc. (YOST)
  Operates many of Chesapeake’s Eastern Division rigs »
• Great Plains Oilfield Rental (GPOR)
  Supplies high-quality tools and services to the drilling industry »
• Diamond Y Enterprises
  Provides oilfield transportation and rig up services in the Appalachian Basin »
• MidCon Compression, LLC
  A gas compressor company with more than 1,200 active units »
• Compass Manufacturing, LLC
  Supplies gas compressor packages and production equipment »
• Chesapeake Energy Marketing, Inc. (CEMI)
  Provides Chesapeake with marketing services »