Microbial Diagnostics and Control
for Canada and the United States

OSP provides microbial diagnostics and control including biocides and scale and corrosion inhibitors for oilfield and other industrial applications. OSP’s high-level technical expertise enables us to provide our customers unparalleled access to application experience, support and product recommendations.


Company History

OSP Microcheck was founded in 1986 by Michael McLennan, a Calgary-based entrepreneur. Mike started out as a chemical sales representative servicing Alberta’s oilfield. He saw a need in the oil and gas industry for improved microbial control and with a little bit of grant money, he started the company.

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