About Us


Beginning in the 1970s WESA specialized in the provision of high-level hydrogeology expertise to meet the clean water and sanitation needs of industry and municipalities. This service base has broadened significantly over the years in response to the needs of WESA's many clients. WESA's service offerings today include all aspects of environmental sciences, environmental management, industrial hygiene, occupational health and safety, renewable energy, and environmental engineering.

WESA has a staff of highly qualified scientists, engineers, industrial hygienists, environmental auditors, project managers, financial specialists, and support personnel. The company's continued success is the result of the efforts of these highly dedicated professionals, many of whom have been with the company for over a decade. In addition to its permanent staff, WESA draws upon senior associates from government, industry and academia to build the multi-disciplinary teams necessary for today's complex and large-scale projects.

The company operates both domestically and internationally, and has worked in over 60 countries around the globe. The firm has established relationships with leading engineering firms in the United States, Central and South America, the Pacific Rim, Europe and Africa and routinely provides project management and technical expertise in these markets.

When Service Matters

WESA prides itself on finding cost-effective, practical, and sustainable solutions to each client's problems. Several clients have won environmental awards as a direct result of WESA's work. The company work ethic is based on service, innovation and integrity. This is reflected in the company's broad client base, which includes the who's who of Canadian and international business. Many clients have relied on WESA's services for over two decades.

Project Management

Our project teams are composed of senior staff with experience managing and participating in multi-disciplinary project teams of all sizes. Rigorous project quality control and quality assurance steps are maintained on all technical and financial aspects of the each assignment. We establish project budgets and schedules on each assignment with our clients, then we guarantee to meet or exceed the required schedule.

WESA works under full confidentiality agreements with all of our clients.

Download our WESA Quality Policy   

WESA has an industrial hygiene and health and safety group that is responsible for the design and implementation of corporate and industrial health and safety planning for both domestic and international operations.  This group of professionals has developed a corporate Health & Safety Policy and regularly prepares customized Health & Safety Plans and training, that are used by all staff members for all WESA site work. Health and Safety is central to the way we conduct our business.  

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Design and implementation of water and wastewater treatment projects for industry.

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Consulting services for the earth and its environment: geosciences, engineering, industrial hygiene, occupational health and safety.


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