Analytical laboratories offer a variety of services depending on the industries they serve. Testing helps identify the root cause of the problem early on so that it can be resolved before it gets out of hand. Fisher Engineering and Environmental is an environmental consulting firm that has been serving Markham and the Greater Toronto Area for over 30 years now. No matter the scope or location, our expert technicians are equipped to complete any given project. We provide environmental site assessments, site remediation, indoor air quality check and other services.