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Environmental Consulting

Since 1979, we provide unparalleled environmental services to our clients.

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Occupational Hygiene

Our teams include Certified Industrial Hygenists & Registered Occupational Hygenists.

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Health & Safety

Our training programmes include legislation & working with hazardous materials.

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Hazardous Materials

Our hazardous materials management system includes waste, characterization & audits.

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Return to Work Safely Webinar

Posted by in News & Announcements | September 16, 2021
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Our leading industrial hygienist and environmental engineer will be speaking on the following topics:

  1. How The Molecule That Gives Us Energy Can Help Assess Contamination and Surface Cleaning Practices
  2. Drinking Water 101
  3. The New Hybrid Work Environment: How Ergonomics is More Important Now Than Before.
  4. Demystifying Air Exchange Rates in Indoor Air Quality and Ventilation.

When: Tuesday, September 21st, 1 PM EST 

Register here: https://lu.ma/THEMRTW

Building a New Era Based on Tradition

Posted by in News & Announcements | June 4, 2013
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T. Harris Environmental Management Inc. Announces Change in Ownership

Toronto ON (December 21, 2012) – T. Harris Environmental Management Inc. (THEM), an established leader in environmental and occupational health and safety in Canada today announced some ownership changes related to the firm.

After 33 years of service to the organization, THEM founder, Trevor J. Harris, has passed over ownership of THEM to President and CEO John C. Fisher, effective October 31, 2012.  Mr. Fisher, who joined THEM in 1988, has served in the role of President and CEO since 2010.

Established in 1979, THEM is one of Canada’s most respected environmental consulting firms,  offering a comprehensive collection of expertise and a broad range of services including all aspects of environmental services, occupational hygiene and hazardous materials management.

“Trevor Harris’s forward thinking, mindset and drive set the direction for THEM and allowed the firm to realize strong growth within the environmental industry.  Under Trevor’s leadership, THEM established a client roster that reads like the “Who’s Who” of the industrial, commercial and institutional community. We wish Trevor all the best in his retirement years,” says Mr. Fisher.

Signalling its new direction and plans to embrace technological advances to provide new and better service to clients, THEM proudly unveiled its new web site, https://tharris.ca/, showcasing the firm’s expertise, broad range of environmental consulting capabilities, and the market sectors it serves.