Engineering for

Your trusted partner in Civil-Structural Electrical – Mechanical Engineering & Design for over 30 years

About Us

At EFI we understand the importance of projects and how it relates to the success of your business. Your success is our success.

  • EFI Engineering in Canada, and Lowe, Gravelle & Associates Intl. in the USA, is a multi-discipline engineering firm providing services to industrial, commercial, institutional, residential, and municipal sectors.

    Our dedicated and professional team, with decades of experience, puts your needs and expectations first. Founded on specializing in heavy industrial and manufacturing projects, our expanding into commercial and multi-residential development over the years has resulted in a well-rounded team ready to develop your solutions.

  • Our customer-centric approach puts you at the center of our solution development. Professional project managers in several disciplines means you get the right team for the job, one point of contact, and as much visibility into the process as you want, based on your needs and preferences.

    We pride ourselves in understanding your needs because we have also been a customer… running industrial, manufacturing, and processing facilities across Canada and the United States.

Our Services

Survey Services
Planning Services
Mechanical Engineering
Project Management and General Services
Civil/Structural Engineering
Electrical Engineering
Life Safety

Survey Services

  • Topographic Survey
  • Building layout: stake out for excavation, staking for footings, staking for walls, drainage confirmation

Planning Services

  • Zoning and zone change applications
  • Planning reports and justifications
  • Building Permit Sketch – to include setbacks (both by-law and environmental), lot coverage, flood plain mapping, terrain, building location
  • Site plans and servicing plans


  • Architectural design – designs to Ontario’s Building Code, custom layouts
  • Code compliance reviews
  • Sustainability
  • Contract documentation

Mechanical Engineering

  • HVAC
  • Piping & Pumps
  • Manufacturing & Process
  • Process Flow Diagrams
  • Pre-Start Safety Reviews


  • MECP Compliance reviews/reports
  • Environmental Impact Assessments
  • Audits and Reporting
  • Risk Assessments
  • Remediation Plans

Project Management and General Services

  • PM: scheduling, budgeting, coordinating, purchasing, etc.
  • Tendering and RFP process with vendors and contractors
  • Site reviews, RFIs, site instructions, quality control
  • General conformance reviews

Civil/Structural Engineering

  • Drainage plans, erosion control, shoring
  • Site plans
  • Foundations design & modifications
  • Structural Building Design
  • Structural Stress Analysis
  • Fall Protection and Prevention Solutions

Electrical Engineering

  • Power Distribution & Single Lines
  • Instrumentation and Controls
  • Programming & Automation
  • Lighting Layouts
  • Arc Flash, Coordination & Short Circuit

Life Safety

  • Sprinkler and Fire Protection Design
  • Fire Alarm & Control Systems
  • Uninterruptable Power Systems (UPS) Design
  • Partners with a Licensed Sprinkler & Fire Protection Installation Provider

Get in touch

Brockville Office
EFI Engineering


50 Crawford Street
Brockville, ON K6V 1S3

New York State Office
Lowe, Gravelle & Associates Int’l Corp.


69 East Orvis Street
Massena, NY 13662