A.G. Wassenaar, Inc. (AGW) was founded in 1972 to provide geotechnical engineering services and related construction observations for the Rocky Mountain Region. Since that time, we have expanded to include expertise in a broad range of Geotechnical, Materials Testing, Construction Observation Services, Remedial Foundation Studies, Pavement Studies, Environmental Evaluations, Industrial Hygiene Services, OSHA Compliance Audits, and Air Contaminant Sampling and Control. Our comprehensive scope of geotechnical and construction related services are now offered throughout Colorado, while our environmental and safety-related services are offered throughout the United States and Canada.

We have extensive geotechnical experience with Residential, Commercial, Land Development, School, Municipal, Power-line Corridor, Dam, Roadway and other infrastructure related projects. Our environmental department has extensive experience in Site Assessment, Asbestos, Indoor Air Quality, Industrial Hygiene, OSHA Compliance, Storage Tanks and Chemical Spills. Our clients represent all sectors of the construction industry, including both private and public entities.

Our firm strives to provide sound, practical and solution-oriented services in a professional and responsive manner. This is accomplished through a combination of practical and local experience, sound state-of-the-art theory, technical competence, reliable field and laboratory studies, accompanied by a focus on effective communication and relationship building. In doing business with us, you will soon become aware that
we are interested in developing relationships, not just clients.