Markets and Sectors

Water & Wastewater

Sewall engineering professionals provide public (municipalities, water utilities, state agencies) and private clients with a broad range of water, wastewater, and stormwater planning and engineering services, including permitting, modeling, design, construction administration, and inspection. We also provide utility GIS asset management and develop custom applications.  Water Supply, Distribution, and Storage Sewall provides comprehensive water supply and distribution engineering services to meet the […]

Broadband & Telecom Services

Sewall offers a broad range of consulting services to help municipalities, regional community organizations, service providers and public safety organizations in expanding the availability of broadband and improving access and visibility to a community or service provider’s underlying infrastructure. Our services include: GPS asset location and inventory  Pole/conduit make-ready support  Broadband data development and maintenance  […]