Ontario Environmental & Safety Network Ltd. (OESN) was founded in 1996 with a commitment to assisting clients in managing their hazardous substances, safety, and indoor air quality issues. We have provided consultation services for occupational hygiene projects across Canada and around the world. Our company has established a reputation of excellence by providing clients technical expertise and economical solutions in the areas of occupational hygiene, safety, and environmental services. Our team is comprised of skilled occupational hygienists, project managers, technicians, CAD specialists, and administrative support staff who provide detailed and timely services. At OESN, we strive to make our clients feel like OESN is a resource and partner in which they can rely on without hesitation.