Austin, TX – Tanknology Inc., the world’s largest Underground Storage Tank (UST) environmental compliance services company, and Mansfield Oil Company, the industry leader in supply, distribution and delivery of fuel products and supply chain services, today announced a new partnership, bringing Tanknology’s comprehensive compliance services to Mansfield customers throughout the country. According to Allen Porter, CEO of Tanknology, this new alliance will make all of Tanknology’s environmental compliance services available at preferred customer pricing to the entire nationwide network of fueling facilities supplied by Mansfield Oil. “This relationship will allow Mansfield fuel customers to capitalize on large volume discounts, while at the same time working through Mansfield, a company with which they already enjoy a strong working relationship,” Porter said. “It’s a perfect addition to Mansfield’s turnkey solutions for petroleum operators.” Chet Davis, Mansfield Oil’s Director of Fuel Systems and Services, called the partnership a perfect union of two dominant players in the industry. “Tanknology is, by far, the largest provider of UST testing and related environmental services in the U.S., and Mansfield Oil is one of the largest fuel suppliers in the U.S., delivering more than 2 billion gallons of fuel each year to our clients. The majority of our clients require the services of Tanknology and this alliance will make those services available to them through a comprehensive single-source solution at discounted prices.” “Mansfield is built on trustworthy, performance-based relationships, with high expectations for continuous reinvention and innovation,” Davis added. “Tanknology, with its 22 patents on proprietary testing technologies, and new and innovative services to meet all of the latest environmental regulatory requirements, is strategically aligned with this set of core beliefs. We are confident this program will be of great benefit to our clients.” Allen Porter of Tanknology added, “We’re proud to be in such a close partnership with Mansfield Oil. They enjoy an exceptional reputation in the petroleum industry, providing a complete range of fuel products, fuel system construction and supply chain services. Adding Tanknology’s full range of environmental compliance services will help their customers conveniently and economically address one of the most complex areas of their business.” About Mansfield Oil Company Ranked as one of the Top 100 privately held companies in America by Forbes and a multiple finalist in the 2010 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 mansfieldoil.com.