Trillium Engineering Group

Structural engineering services covering design, evaluation, observation, and historic preservation for projects across New England and beyond.

• Structural Design

  Over 95 years of combined engineering design industry experience applied to structural design for commercial, residential, industrial, and institutional buildings.

• Structural Evaluation

  Structural evaluations for owners, architects, and contractors, with quick turnaround on evaluation reports.

• Historic Preservation

  Structural engineering for historic preservation and restoration projects, with in-depth experience in the uniqueness of historic structures.

• Structural Observation

  Structural observations and third-party inspections, including rebar and structural steel inspections, coordinated to maintain construction schedules.

• Structural Insurance Evaluations

  Structural evaluations and reporting for insurance claim adjusters.

• Pre-Engineered Metal Building Foundations

  Structural design and concrete foundations for pre-engineered metal buildings, with experience on over 200 such projects.

Civil engineering services for commercial and residential site development, planning, and construction throughout New England.

• Site Design

  Civil site design for commercial and residential construction.

• Master Planning

  Master planning design services for owners and architecture firms.

• Planning and Permitting

  Civil engineering planning and permitting expertise in the Greater Portland, Maine area and throughout New England.

• Construction Services

  Civil engineering construction services working closely with contractors through all phases of a project.

Topographic and boundary surveying performed by a land surveying expert with over 25 years of experience in Maine.

• Topographic Surveying
• Boundary Surveying