Who We Are

It is Neilson Associates, Inc.’s mission to provide exceptional environmental and occupational health and safety consulting services to both governmental and private clients throughout the United States. To meet this mission, Neilson Associates will provide the most up-to-date technology and skills to each and every project it performs in an honest, on-time manner and at fair cost.

Neilson Associates is a Woman-owned small business consulting firm dedicated to quality, on-time service at a fair cost and in a friendly and professional manner. Many of our professional staff have over 30 years experience in all aspects of environmental and occupational sciences and hold numerous environmentally-related certifications. Our consultants’ ranges of expertise include, but are not limited to, environmental engineering (including all three phases of environmental site assessments/audits), soil/civil engineering, industrial hygiene, geology, hydrology, hydro geology, biology, monitoring, occupational health and safety and expert witness testimony.

Neilson Associates’ staff and consultants are members or have been certified through such well-known organization as the American Board of Industrial Hygiene, the American Industrial Hygiene Association, the Board of Certified Safety Professionals, the World Safety Organization, the Health Physics Society, the American Academy of Environmental Engineers, the American Board of Toxicology, the Society of Fire Protection Engineers, the American Chemical Society, the American Institute of Chemical Engineers, the American Consulting Engineers Council, the American Institute of Professional Geologists, the American Institute of Hydrology and the Association of Ground Water Scientists and Engineers. 

Neilson Associates has received many commendations for the preparation and review of project specifications and project management from both the government and private sector. Neilson Associates is proud of our nationwide service base many of whom it has served for more than 35 years, an important and prized reflection to us of the quality service we provide.