Clearstone Engineering Ltd. – Specializing in industrial air pollution assessment and control since 1989

We Provide Innovative
Industrial Solutions

We provide advanced engineered solutions and source-testing services

Modern technology
for your industry

We have developed advanced measurement techniques and air pollution control systems to meet the changing needs of industry and to satisfy current and forthcoming changes in environmental regulations.

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Greenhouse Gas (GHG)
Management

We have been involved in corporate, national and international climate change initiatives related to the energy sector for almost 20 years

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Air Emission
Assessments

We provide a broad selection of services to sample, measure, estimate and simulate emissions from process, fugitive, and natural emission sources

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Air Pollution
Control

We provide complete engineering solutions for controlling emissions of CH4, CO2, VOCs, BTEX, NOx, SO2, H2S, mercaptans, particulate matter, and air toxics by the energy industry

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Fugitive-Emission and Leak-
Measurement Solutions

We are recognized as an authority on the measurement and control of vented and fugitive emissions Learn More

We Provide Innovative
Industrial Solutions

We provide advanced engineered solutions and source-testing services

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Dispersion Modeling

We provide a wide array of air quality dispersion modeling and air quality associated reporting services

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General Environmental
Support

We have conducted studies for Environment and Climate Change Canada, US Environmental Protection Agency, trade associations and industry domestically and internationally. This has included work in over 25 different countries.

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A high Quality Control and compliance with international standards

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Who We Are

Clearstone is an international process and environmental engineering firm specializing in air emission assessments and industrial air pollution control. We provide advanced engineered solutions and source-testing services to the natural gas, petroleum, petrochemical and energy industries. Our goal is to help clients evaluate and resolve their air emission problems.