Our Solutions

Sewall is a full-service consulting firm based in Bangor, Maine. The 144-year-old company offers a wide range of professional services, including civil and transportation engineering, surveying, construction management/administration and inspection, alternative site evaluation and permitting, land use planning, geospatial solutions (aerial & satellite imaging, mapping, application development, and asset management), and natural resources consulting.

Driven by a culture of collaboration and entrepreneurial spirit, Sewall’s engineers, surveyors, and geospatial experts partner with clients to improve communities, infrastructure, and the environment.

We leverage the best talent in the industry to move your project forward.

Sewall is proud of the role it played in the establishment of the Katahdin Woods & Waters National Monument.

Katahdin Woods & Waters National Monument