LEHDER Environmental Services is an environmental consulting company focused on providing Excellence in Industrial Air Quality Services.

Formed in 1995, LEHDER Environmental Services is now one of the largest Air Quality Management companies in Canada. At LEHDER we recognize our client's need to make decisions that provide for operational flexibility while meeting regulatory economic and social requirements. All Air Quality aspects - source testing, emission inventories, air dispersion modeling, data interpretation and approval applications - are managed internally without outsourcing and partnering. LEHDER's multidisc...

Formed in 1995, LEHDER Environmental Services is now one of the largest Air Quality Management companies in Canada. At LEHDER we recognize our client's need to make decisions that provide for operational flexibility while meeting regulatory economic and social requirements. All Air Quality aspects - source testing, emission inventories, air dispersion modeling, data interpretation and approval applications - are managed internally without outsourcing and partnering. LEHDER's multidisciplinary team of consulting professionals includes engineers, scientists, information management specialists, industrial hygienists, biologists and technologists; we work together to provide integrated solutions for our clients to address complex problems.