Hahn and Associates provides environmental consulting services related to contamination of soil and groundwater in the Pacific NW region. We specialize in problem-solving for the municipal, commercial and industrial communities.

As a focused regional firm, we provide a personal approach, along with attention to detail, consistent high-quality work, and continuity of staff and services, including Phase 1 and 2 ESAs, Remedial Investigations, and Brownfield Redevelopment. The solutions we provide for our clients are formulated to promote responsible stewardship of the environment.