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50+ Years
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Emergency
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Trusted Construction and Building Services in Canada
Modern Niagara transforms ideas into world-class physical spaces through a unique combination of capacity and agility. With expertise in mechanical, electrical, building controls, and building services, we serve clients across Canada, delivering solutions for commercial, industrial, and institutional buildings. Our commitment to excellence spans over six decades, rooted in Ottawa since 1959. We prioritize occupant comfort, energy efficiency, and sustainability while adhering to rigorous safety standards. Our team combines deep industry knowledge with local insights to execute projects of all scales, from emergency maintenance to complex retrofits.

We champion innovation through advanced technologies like building automation systems and renewable energy integration. Sustainability drives our decarbonization initiatives, helping clients achieve measurable environmental and financial impacts. Community engagement remains central to our values, reflected in volunteerism and partnerships. Our affiliations with organizations like ASHRAE and CCA underscore our industry leadership. We build for lifeensuring buildings perform optimally, communities thrive, and future generations inherit sustainable infrastructure.
Services
Building Automation Systems Electrical Services Mechanical Services Energy Solutions Emergency Maintenance
Details
  • Year established: 1959
Highlights and features
  • We offer 24/7 emergency HVAC and electrical services across Canada.
  • Our team combines 60+ years of industry experience with cutting-edge technology.
  • We specialize in energy retrofits that reduce emissions and operational costs.
  • Our safety culture exceeds industry standards with national recognition.
  • We provide turnkey solutions from design to maintenance for all building systems.
Associations and certifications
  • ASHRAE
  • BOMA
  • Canadian Construction Association
  • Canadian Council for Aboriginal Business
Services
Building Automation Systems
Modern Niagara designs and installs integrated building automation systems that optimize energy efficiency and occupant comfort. Our open-standard platforms support IoT integration and scalable control of HVAC, lighting, and security systems. With expertise in BAS programming and network optimization, we reduce operational costs while ensuring future-ready infrastructure for commercial and institutional buildings.
Energy Solutions
Our energy solutions focus on decarbonization pathways through retrofits, renewable energy integration, and incentive programs. We deliver energy audits, GHG reporting, and financing support for projects like solar PV installations and low-GWP refrigerant upgrades. With $86.2M secured in retrofit investments, we help clients achieve sustainability goals while improving building performance and compliance.
Electrical Services
Modern Niagara provides comprehensive electrical services including high-voltage systems, emergency repairs, and proactive maintenance. Our certified electricians handle access control, automation integration, and energy management studies. We ensure compliance with CSA Z463-18 standards through thermographic inspections and infrastructure upgrades that enhance safety and system longevity for commercial properties.
Mechanical Services
Our mechanical services cover HVAC installation, piping, and sheet metal fabrication for commercial and industrial facilities. We offer commissioning, recommissioning, and lifecycle support to maintain system efficiency. From central plant retrofits to emergency repairs, our team ensures optimal indoor air quality and thermal comfort while minimizing downtime through preventive maintenance programs.
Emergency Maintenance
Modern Niagara guarantees 24/7 emergency response for HVAC, electrical, and building automation failures. Our rapid-response teams across Canada minimize operational disruptions through immediate diagnostics and repairs. With dedicated after-hours service and preventive maintenance planning, we ensure critical systems remain operational for healthcare facilities, data centers, and industrial operations.
People
Katalin Gyimesi
Energy Development Manager
Katalin Gyimesi leads energy development initiatives in Vaughan, Ontario. With expertise in decarbonization pathways and incentive programs, she helps clients secure funding for energy retrofits. Her work focuses on reducing greenhouse gas emissions through innovative technology integration and compliance with evolving environmental regulations.
Andrew Coates
Director, Energy & Solution Pursuits
Andrew Coates directs energy solution strategies in Vaughan, Ontario. He specializes in developing decarbonization roadmaps and managing complex retrofit projects. With a focus on investor-ready energy efficiency certifications, he ensures clients achieve measurable environmental and financial outcomes through tailored technical and commercial solutions.
Graeme Cunningham
Business Development Manager
Graeme Cunningham manages business development in Ottawa, Ontario. He connects clients with Modern Niagara's comprehensive building systems expertise, emphasizing energy efficiency and lifecycle performance. His approach prioritizes long-term partnerships through transparent communication and solutions aligned with client operational goals.
Doug Wilson
Business Lead, Technical Services
Doug Wilson leads technical services in Vaughan, Ontario. He oversees engineering teams delivering advanced building automation and energy management solutions. His focus on technical excellence ensures clients receive innovative systems that optimize performance while meeting evolving industry standards and sustainability targets.
Erin Oliver
Vice President of Health, Safety, and Sustainability
Erin Oliver champions safety culture as Vice President of Health, Safety, and Sustainability. She developed Modern Niagara's award-winning safety programs, including mental health initiatives and pandemic response protocols. Her leadership earned the 2021 Bruce Power Award for Canada's Safest Construction Employer and multiple industry safety accolades.
Questions
What building systems does Modern Niagara specialize in?
We specialize in mechanical, electrical, building automation, and energy efficiency systems for commercial, industrial, and institutional buildings nationwide.
Do you offer emergency repair services?
Yes, we provide 24/7 emergency HVAC, electrical, and building systems repair services across Canada with rapid-response teams.
How do you support decarbonization projects?
We offer decarbonization pathways, incentive advisory services, and retrofit financing through programs like Save on Energy and CIB Green Retrofit.
What safety certifications do you hold?
We maintain industry-leading safety standards with SMACNA Safety Excellence Awards and CSA Z463-18 compliance for all operations.
Can you handle large-scale construction projects?
Yes, we manage complex projects using design-build, PPP, and IPD models with nationwide capacity and local execution expertise.
How do you ensure energy efficiency?
Through ASHRAE audits, recommissioning, and smart building technologies that optimize system performance and reduce energy consumption by up to 30%.