St.Germain is an environmental consulting, regulatory compliance, and engineering firm based in Westbrook, Maine. Since 1992, the firm has worked closely with clients throughout Maine and New England, serving such industries as energy marketers, lending institutions, waste and recycling companies, manufacturers, insurance companies, aggregate producers, and municipalities. In 2025, we became part of the Aventia team.

St.Germain’s clients have relied on services such as environmental risk management; site investigation, characterization and cleanup; environmental health and safety (EHS) compliance program development, reporting and training; and civil design, permitting and construction administration.  
St.Germain seeks to create widespread, positive change in our industry and our environment by having our team of talented scientists, engineers, and compliance specialists work cooperatively with clients in the field and in facilities. 


St.Germain

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