We are proudly on the forefront of the domestic Green movement with our exclusive offering of Bio Diesel. Available in any ratio from B1 - 1% Bio Diesel, 99% Petro Diesel - to B100 - 100% Bio Diesel, Duncan Oil Bio Diesel meets the strict specifications of the American Society for Testing and Materi...

Duncan Oil specializes in supplying fuel to the retail supermarket industry. Our staff is dedicated specifically to the needs of the independent supermarket owner. We provide a turnkey fuel center construction program for retailers interested in adding fuel to their site. The program consists of a s...

Below you will find our contact information for our various locations and team members. If you have a general inquiry that does not fit into any of the areas below, please send us an email to info@duncan-oil.com, or call one of our two locations below. Duncan Locations Duncan Oil Beavercreek 849 Fac...

We offer a complete, worry-free solution to all of your retail fueling needs with our industry-leading programs. To ensure your success, our marketers will perform a thorough evaluation of your site, including market research, on-site inspection, as well as analysis of competitive and economic condi...

We are proud to offer two alternatives for your Residential Heating needs, both with the same great customer service and programs. Since 1978 Duncan Oil has been the trusted choice for Heating Oil in Dayton and the surrounding area. We are also proud to now offer Propane for home heating needs. We v...