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James W. Sewall


Governmental Partners

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Federal GSA

Sewall's US General Services Administration contract (#GS-00F-0012P) enables federal government agencies to procure engineering and environmental services from Sewall under two federal schedules (SIN C F999; SIN C R425). Services include GIS consulting and spatial data development, environmental assessment and emergency preparedness planning, and engineering concept development, requirements analysis, and system design.

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Maine Office of Information Technology (OIT)

Sewall is a pre-qualified vendor under the Office of Information Technology IT contract and is eligible to provide State agencies services in GIS consulting, database design and programming, web services and web application development.


Maine DOT

The Maine Department of Transportation has pre-qualified Sewall as a consultant for a wide range of engineering and geospatial services, including building, highway, pedestrian/bicycle facilities, overhead signing and lighting design; topographic and property surveys; property valuation and appraisal; surface water quality and stormwater management; hydraulics and hydrologic studies; highway and construction inspection; and remote sensing, aerial photography and photogrammetric mapping.

Mass Gov

Massachusetts COMMBUYS OSD ITS53

The Operational Services Division (OSD) of the Commonwealth of Massachusetts awarded Sewall an IT Services (ITS53)--Solutions Providers contract for GIS development, customization, selection, and implementation. Under the procurement terms, Sewall is pre-qualified to provide a range of GIS services, including data conversion and maintenance, database design and application development, software and systems integration, and web services to government agencies, municipalities, and other public institutions within Massachusetts. The contract, effective 1 July 2014, allows statewide entities to contract Sewall directly without utilizing the public bid process.

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Sewall solutions to state and federal government


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