blue prints - civil engineering


DPI provides quality civil engineering services for private & public sector clients from  the feasibility phase all the way through construction. We advise on land development opportunities & constraints, capitalizing on our years of experience in retail, commercial, educational, residential, industrial, & municipal projects. 

blue prints - landscape architecture


Our landscape architects utilize their experience and knowledge to creatively design the landscaping, site lighting and site amenities for public & private sector work. We understand that the final impression of a project is tied to the project's aesthetics and curb appeal, while maintaining a practical approach to design. 

land surveying


Utilizing state of the art equipment, DPI provides a wide range of modern land surveying services efficiently and accurately to our clients. We use robotic total stations and GPS equipment tied to a Virtual Reference Network (VRN) in addition to traditional total stations to efficiently complete field work on sites both large and small. 

traffic engineering


DPI is a reputable traffic engineering firm performing tasks such as roadway/ streetscape design, site traffic analysis, traffic management, & parking demand analysis, helping our clients navigate the local and state regulatory approval process. 

town of south windsor


At DPI, we use our extensive knowledge & planning experience to help facilitate project applications and coordination for numerous projects throughout Southern New England. We also have proven track record securing variances and getting zoning regulation amendments approved.