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Microbiology Monitoring and Control
for Canada and the United States

OSP provides microbiology monitoring 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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Who We Are


Contact Us

#1, 1715 – 27th Avenue N.E.
Calgary, AB T2E 7E1
+1 403-291-1658

16223 Park Row, Suite 190
Houston, TX 77084
+1 281-497-2692

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News and Events

NEW! LifeCheck™ Microbial Services

January 13, 2017

Developing a microbe mitigation strategy is paramount to prevent issues such as corrosion and souring in oil and gas applications. The first step for any treatment program is to assess the level of microbes in fluids or on surfaces prior to treatment.


January 12, 2017

Check out our new Canndure Video

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