Who we are

Since 1982, DSI has provided quality supplies and rugged, state-of-the-art sampling and on-site test equipment for the analysis of lubricants, fuels, water and coolants.

Leadership Team


Fred McCain

Fred’s career spanned multiple facets of the energy segment: upstream, midstream and downstream with Shell Oil, The Superior Oil Company, Mobil Oil and then Exxon Mobil.  His responsibilities included positions in finance, supply, trading, planning and sales.  Fred joined DSI in 2015 with a focus on expanding DSI’s condition monitoring footprint in the marine and industrial segments.

Tom Durst - 1

Tom Durst

Tom spent his career in the downstream petroleum industry with Mobil Oil, and then ExxonMobil. He held numerous positions before joining DSI with responsibilities including Commercial and Industrial Lubricants Sales and Marketing Programs development.


Emilio Lopez

Emilio has spent the majority of his career working for Fortune 500 companies including The Hertz Corporation, Bank of America and Wells Fargo. His responsibilities have included positions in Commercial Banking & Finance, Business Operations and B2B Sales.  Emilio’s role at DSI is focused on Sales growth and Process Intelligence.

We enjoy a solid reputation for reliability, responsiveness, technical expertise and demonstrated global distribution capability.

We believe that maintaining long term relationships with our customers is a vital component of our mission.

Thank you for your interest in exploring our products, capabilities and services.

We look forward to serving you.

Interested in custom solutions?

Please contact one of our specialists!