Clearstone is an international environmental engineering firm specializing in air emission assessments and industrial air pollution control. We offer advanced engineering 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.

Clearstone has 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. Clearstone is a member of many key national and international groups addressing air-emission issues, including: greenhouse gases and climate change, toxic air emissions, acid deposition, ozone formation in the troposphere and ozone depletion in the stratosphere. We work closely with government, industry associations and industry leaders in setting emission standards and in establishing guidelines for assessing and controlling emissions.

We offer our clients: 

  • A full range of capabilities to evaluate and resolve air-emission related issues. 

  • Single-source responsibility for scientific, engineering, construction and project management needs. 

  • A proven record for meeting project schedules and controlling costs.

  • Recognized technical expertise and knowledge of government and industry issues. 

We are committed to satisfying the needs of our customers by providing quality service in a timely and cost-effective manner. We understand that our success is built on the referrals we receive from our clients.




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