Design Professionals Inc. can Assist You!


DPI’s professional staff consists of land surveyors, GIS analysts, civil & traffic engineers, landscape architects, planners and support personnel, most of whom hold professional degrees in engineering, landscape architecture, community planning, land surveying, business administration, or natural resources.

We have licensed professional engineers, professional land surveyors, and landscape architects on staff, some of whom are LEED accredited professionals, ensuring we always design our projects with high regard for the environment.

We are licensed to provide civil engineering and land surveying services in Connecticut, Massachusetts, and Rhode Island, while we offer landscape architecture services in Connecticut and Massachusetts.

DPI’s diversity of projects coupled with our staff’s experience and expertise enables us to successfully manage projects of any size, providing clients with the professional service they deserve. Our history combined with our staff’s involvement in the community has led to an extremely high rate of success for regulatory approvals at the local and state levels


  • Subdivisions & Residential Communities

  • Commercial & Industrial Developments

  • Retail & Office Complexes

  • Houses of Worship

  • Mixed-Use Developments

  • Healthcare

  • Public & Private Schools

  • Parks & Recreational Facilities

  • Roadways

  • Senior Housing/Assisted Living Facilities

  • Governmental Facilities & Mapping


  • Civil Engineering 

  • Site Planning 

  • Land Surveying 

  • Landscape Architecture 

  • Traffic Engineering 

Visit Thier Website to see photos of Completed Projects- 

or email Peter DeMallie President

Design Professionals, Inc.

21 Jeffrey Drive

P.O. Box 1167

South Windsor, CT 06074