Forestry, mapping, and engineering services since 1880

An integrated team of geospatial, engineering, and natural resource consultants, Sewall partners with clients to create practical, sustainable solutions. With a heritage of ethical business practice, Sewall builds enduring relationships based on integrity, objectivity, and a broad understanding of our clients’ business environments. Our success is our clients’ success, the satisfaction of their stakeholders, and the prosperity of their communities.

Conferences & Meetings

Sewall and Richard Crouse & Associates are sponsoring the welcome reception at the Summer MAPPS Conference in Rockport, Maine, July 22-26 | Learn more →