Technical Trades Services & Facility Management in Windsor, ON

Reliable facility maintenance and technical services in Windsor and across Southwestern Ontario.

Facility Management Expertise Across Windsor

From Walkerville to South Windsor, Riverside, and the University of Windsor district, our teams support diverse facilities, from manufacturing plants and healthcare campuses to office towers and educational institutions.

We integrate technical trades, security, and energy systems under one accountable facility management model to redefine facility maintenance.
Windsor, ON
Unit 101, 875 Foster Ave
Windsor, Ontario
N8X 4W3
1-888-393-5553
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Technical Services

Our end-to-end technical services protect uptime, extend asset life, and improve sustainability across every Windsor property. Our qualified trades teams ensure safety, reliability, and operational efficiency.

Mechanical & HVAC Services

Expert technicians maintain and optimize mechanical and HVAC systems, improving comfort, extending equipment life, and keeping facilities running efficiently.

Electrical Services

Safe, reliable, and code-compliant electrical services support lighting, power, and infrastructure to minimize downtime and protect essential operations.

Building Automation Systems (BAS)

Intelligent building automation systems connect HVAC, lighting, and energy controls, improving performance, visibility, and long-term efficiency.

Energy Management

Through data-driven energy management solutions, we identify savings opportunities, reduce environmental impact, and optimize system performance.

Design, Build, & Engineering

Our design, build, and engineering services deliver full project continuity, from concept to commissioning, ensuring every system meets performance, safety, and compliance standards.

Integrated Facility Services

With Integrated Facility Services, GDI Ainsworth unites all your facility maintenance under one accountable partner, improving coordination, uptime, and cost efficiency.

Industries Served in Windsor

From advanced manufacturing and automotive facilities to healthcare, education, and public infrastructure, we provide integrated facility management and technical support that keeps Windsor’s critical environments operating smoothly.

Why Choose Us

We partner with you to deliver safe, efficient, and sustainable facility performance, combining decades of certified technical expertise with proven management systems and responsive local support.

Partner With Our Windsor Facility Management Team

Let’s discuss how our Windsor technical experts can support your buildings with reliable, data-driven facility management. Contact us to customize a service plan that strengthens safety, efficiency, and long-term performance.

Meet your Experts

Technical Services

Local Experts

Anne Nicholson

Director of Operations

[email protected] 

Calen Sansom

VP, Business Development and Strategic Markets

[email protected] 

Regional Experts

Marco Ottavino

SVP Eastern Canada

[email protected] 

 

Randy Carr

SVP Service & Maintenance

[email protected]  

 

Randy Topp

SVP Energy Services

[email protected] 



A century of experience

A future of innovation

GDI's Story Begins

Robertson Janitorial Ltd. began as a small, reliable cleaning service supporting Quebec City’s growing economic landscape. With a focus on consistency and care, the company steadily grew. 

Ainsworth is Founded

Brothers F.C. and C.J. Ainsworth establish an electrical services company that grows into a technical services leader.  

Two Leaders Join Forces

GDI acquires Ainsworth, bringing facility and technical services together in one North American organization.

Celebrating 100 Years

GDI and Ainsworth are uniting under the name GDI Ainsworth: one company, one culture, and one vision for the future.

Thank you for being part of our journey.
Together, we're ready for the next 100 years.