James W. Sewall

Corporate Overview

Sewall provides integrated geospatial, engineering, and forestry consulting services to clients in government and industry. Our diverse portfolio is based on 100 years' experience in surveying, forestry, and engineering; 60 years’ in aerial mapping; and 20 years’ in GIS and software application development. In the last 10 years, our offerings have expanded to include web hosting services, software as a service, and Sewall GeoPower™, a portal platform for the collection, distribution, and resale of geospatial data.

Sewall is organized to share resources and technologies across company areas for the delivery of higher-value customer solutions. Few companies in our markets have both the breadth of services and the structure to combine them in ways that meet specific client needs. Our ability to coordinate and collaborate in the service of these needs is an advantage to us and to our clients, who return to Sewall again and again. Sixty-five percent of Sewall clients are repeat customers.

A client-focused firm, Sewall is committed to understanding client needs and business drivers and the needs of client constituencies. Our core services can be integrated in any combination to further client success:

• Engineering. Civil, environmental, and traffic engineering; utilities infrastructure mapping and asset management; and surveying services
• Geospatial. Strategic and business planning, needs assessments, systems design and integration, web hosting and user applications, and Sewall GeoPower™
• Aerial Photography, Imaging & Photogrammetry. Aerial surveys, photogrammetric mapping and digital orthophotography
• Forestry & Natural Resources. Appraisal and inventory; forest management, management planning, and modeling; and natural resources mapping and information systems

A privately held firm under management ownership, Sewall continues to grow to meet our clients’ evolving needs. We currently have 10 offices nationwide, 150 staff, and ever broadening capabilities.