Our Services

The staff at DG has decades of experience in the process and civil design of both large and small scale surface water treatment systems in New England. 

​Successful projects begin with comprehensive preliminary studies and evaluation reports. 

DG owns and maintains several different types of models to assess water distribution systems. We've completed water models for over 20 New England Communities.

Dufresne Group specializes in the evaluation and application of emerging and new technologies for municipal wastewater applications. 

Up-to-date and accurate field input data for viable geographical information systems (GIS) is integral to the success of the evaluation + construction improvements of wastewater collection systems.

DG has planned and designed stormwater systems for many large development projects including projects on steep slopes near ski areas and 90 unit development projects with new roads and drives.

Dufresne Group has worked on numerous State and Federal funded transportation projects including sidewalk, streetscape, bridge, roadway, and municipal improvement projects.

Engineering services during construction ensures the quality specified in the design plans and specifications is actually delivered into the constructed project. 

​The staff at DG has extensive experience in analysis of water systems utilizing computer programs to simulate system hydraulics. 

DG provides consulting engineering services to a variety of municipal, governmental and private sector clients. We specialize in land development, utility design and permitting.