About Us

Founded in 1958, Penley Oil Company is headquartered in Oklahoma City, OK and is an employee owned and operated company. For more than 60 years, Penley Oil has been supplying Oklahoma with a variety of petroleum products, services, resources and a variety of lubricants and DEF.
 
Through 60 years of business, Penley Oil understands the changes that have occurred in fuels, which is why they are now teaming up with BG Products to offer one of the best fuel additives on the market. Check out our fuel additives page to learn more about our partnership with BG.
 
Penley Oil is the most reliable supplier of DEF in the Oklahoma area as well. With our new packaging equipment we are able to take care of anyone’s DEF needs from 2.5 gallon jugs to full tanker loads.

For any questions or inquiries please call 405-235-7553.