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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

OSP will be at ICoTA Luncheon

July 21, 2016

We’re happy for the opportunity to share our expertise with those that benefit the most! Please join us!

Warm Welcome to Brian Normoyle

June 15, 2016

We are very pleased to announce that Brian Normoyle has joined OSP

Check out our new Canndure Video

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