Two New Distributors Join Mansfield Oil’s DeliveryONE Network

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Diamond Oil and Yocum Oil Trained and Certified to Sell Air1® Diesel Exhaust Fluid Through Mansfield Oil’s DeliveryONE Network

Yocum Oil and Diamond Oil are now trained and certified to sell Air1® Diesel Exhaust Fluid (DEF) through Mansfield Oil’s DeliveryONE network. Collectively both companies will supply DEF in 252 counties in 3 states, including Minnesota, Nebraska and Iowa.

“Yocum Oil is pleased to announce their alliance with Mansfield for exclusive Minnesota distribution of Yara’s Air1® DEF product. As a leading-edge provider of energy solutions, Yocum Oil continues to partner with the strongest and highest-quality suppliers to provide net lowest cost products and services for all of our customers. We are impressed with the excellence of the Mansfield-Yara relationship, and have already found success in extending their quality and support to our DEF customers,” states Tony Yocum, Chief Strategic Officer, Yocum Oil.

The DeliveryONE network provides companies like Yocum and Diamond the ability to supply Air1® Diesel Exhaust Fluid locally. The Air1® brand guarantees leading service, equipment and reliability. “Our commitment to our customers is our first priority. The Air1® product complements our existing line of products, and we could not be any more satisfied. This unique distribution system allows us to supply diesel exhaust fluid to the local market as well as offer different equipment and dispensing options,” states Jason Chance, President, Diamond Oil.

"Yara is excited to add Yocum Oil and Diamond Oil as Air1® distributors in Minnesota, Nebraska and Iowa. Both are committed to maintaining the high product quality that makes Air1® the leading DEF brand, as well as providing customers with complete DEF solutions," Chad Dombroski, Air1® Director of North American Operations, Yara.

About Diamond Oil
For over 32 years Diamond Oil has been supplying quality diesel fuel, gasoline, propane, and lubricants to their customers throughout Iowa, Lincoln, and Nebraska. They are locally known for their sponsorship of the Iowa Speedway. They also offer performance racing products and fuel management tools.
For more information, visit

About Yocum Oil
Yocum Oil is a third generation, family owned and operated petroleum distribution company headquartered in Saint Paul, Minnesota. With over 50 years of experience in providing energy solutions to their customers, they are the leading supplier and distributor of heating oil, diesel fuel, gasoline, lubricants and associated products and services to residential and commercial customers throughout their region.
For more information, visit

About Mansfield Oil Company
Ranked as one of the Top 100 privately held companies in America by Forbes and a multiple finalist in the 2009 Platts Global Energy Awards, Mansfield Oil defines the next generation of downstream oil company, delivering a disciplined approach to fuel services nationwide from over 900 supply terminals. Founded in 1957, the company has achieved double-digit growth for three decades. Mansfield Oil focuses on optimizing and controlling fuel-related costs for their customers with local service, nationwide.
For more information, visit


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Michelle DeBrocke
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