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General Description

Founded in 1880, Sewall provides integrated engineering and forestry consulting services with attendant geospatial capabilities to clients in government and industry. Our diverse portfolio is based on 134 years’ experience in forestry, surveying and civil engineering; 65 years’ in aerial mapping; and 30 years’ in GIS and application development. In the last 10 years, our offerings have expanded to include services in environmental engineering, renewable energy, and web-based technologies.

Centennial Plans

Sewall is a financial supporter of the centennial, and also plans to assist the park by researching its archives and printing historical aerial photographs for display.


136 Center Street
PO Box 433
Old Town, Maine 04468
(207) 827-4456