Left color

Company Profile

Gomez and Sullivan Engineers, DPC has been providing specialized engineering, environmental science, and data management solutions to the water resource and energy sectors since 1993.  Our staff of approximately 45 individuals based in New Hampshire and New York includes water resource, civil, structural, mechanical, and environmental engineers, as well as environmental scientists, regulatory specialists, ecologists, fisheries biologists, hydrogeologists, geologists, geomorphologists, and GIS specialists.  Our core services include engineering, hydropower licensing, environmental studies, hydrology and hydraulics, fisheries and fish passage, stream and habitat restoration, and information management and geographic information systems.




Service Category:

Biological Assessments and Surveys

Civil Engineering

Climate Change and Adaptation

Ecological Risk Assessment

Energy Facility Permitting/Siting/Development

Energy Production & Transmission Services

Environmental Due Diligence

Environmental Engineering

Environmental Impact Statements

Environmental Management Systems


Geotechnical Engineering

GIS Services

Human Health Risk Assessment


Hydropower Services

Information Technology

Land Surveying

Natural Resources Consulting

Permitting and Regulatory Compliance

Pollution Prevention and Control

Public/Community Relations

Renewable Energy Consulting

Risk Management

Soil Analysis

Stormwater Management

Water Quality

Water Resource Management

Wetlands Management