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Founded in 1921 by William R. Black and W.J. McDonald, our company has grown from humble beginnings to North American prominence. As we celebrate Founder’s Day this June, we honour B&M's journey and the future we're building together.

In celebration of #CanadianEnvironmentWeek, our teams rolled up their sleeves for Pollinator Planting Day! Together, we created pollinator-friendly spaces that support biodiversity and reflect B&M's ongoing commitment to a greener, healthier future.

B&M proudly joined Doors Open Toronto at @bbishopairport. Thanks to everyone who joined us. We enjoyed engaging with the community and sharing our commitment to supporting critical infrastructure. #DoorsOpenTO #BillyBishopAirport #FacilityManagement #BlackAndMcDonald

Congratulations to Larry J. MacDonald of Black & McDonald on receiving the prestigious 2025 DJB Wright Award! This award honours Larry’s exceptional leadership and lasting contributions to Ontario’s electrical contracting industry. Thank you and Congratulations, Larry!

Peter Turner identified a safety hazard: an eyewash station was connected to a non-potable line. His quick action led to it being re-piped to a safe source. Peter is our latest #GoodCatch winner, helping us move closer to our vision: "Nobody Gets Hurt Today or Tomorrow."

B&M led the construction of a state-of-the-art greenfield Battery Energy Storage System (BESS) in Windsor, Ontario. This landmark project strengthens Ontario’s energy infrastructure and enhances grid reliability. Read more: blackandmcdonald.com/wp-content/upl…

B&M helped relocate overhead lines underground in the Park City Underground Distribution Project—reducing wildfire risk and boosting reliability. We’re building safer, more resilient infrastructure for the future. Read more: ow.ly/YuiU50WaZ8I

B&M supported the Highway 107 Extension in Halifax, closing a key gap in the 100-Series network. The project eases congestion and improves connectivity across Atlantic Canada. Read more: blackandmcdonald.com/wp-content/upl… #Transportation #AtlanticCanada #InfrastructureDevelopment

In 2024, B&M secured a 10-year contract with Toronto Hydro as a primary Grid Response contractor—launching a 24/7/365 emergency response division. We’re honoured to help keep Toronto powered and protected—every day of the year. Read more: ow.ly/PmZE50WaLRy

Our Kelowna team came together this week to celebrate Pride Month with a vibrant and inclusive gathering. Special thanks to Mark Martincic, one of our talented technicians, for baking homemade muffins. At B&M, we proudly support a culture of inclusion and belonging.

Nous célébrons les riches cultures, traditions et contributions des peuples des Premières Nations, des Inuits et des Métis à travers le Canada. Chez B&M, nous continuons d’écouter, de mettre de l’avant les voix autochtones et de soutenir la réconciliation de manière concrète.

We celebrate the rich cultures, traditions, and contributions of First Nations, Inuit, and Métis peoples across Canada. At B&M, we continue to listen, amplify Indigenous voices, and support reconciliation in meaningful ways. #NationalIndigenousPeoplesDay #IndigenousHistory

Happy #NationalHVACTechDay! At Black & McDonald, we’re proud to celebrate our incredible HVAC teams who keep spaces safe, comfortable, and energy-efficient year-round.

Today we celebrate the brilliant women shaping the future of engineering. At Black & McDonald, we’re proud to support the talented women whose innovation and dedication power our projects and inspire the next generation. #WomenInEngineering #EngineeringExcellence

Happy #CanadaDay from all of us at B&M As we celebrate the strength and spirit of our nation, we’re proud to support the infrastructure that keeps Canada running—powering communities, maintaining essential facilities, and building a more sustainable future. #SustainableSolutions

WCH was honored with the 5 Per Cent Club Award for cutting energy use by 10.9% since 2020. B&M is proud to support WCH with initiatives that drive sustainability, efficiency & innovation, helping create a healthier & sustainable future in healthcare. Congrats to WCH and B&M!

Happy Independence Day to our colleagues and partners in the U.S. Here’s to continued success and shared growth ahead!

On National Injury Prevention Day, we reaffirm our Energy-Based Safety approach—identifying and controlling hazards before they cause harm. When safety is engineered into every task, nobody gets hurt—today or tomorrow.

In April 2025, the B&M U.S. team proudly took part in the Utah Rural Electric Cooperatives Association Golf Tournament. With two foursomes on the course and a $2,000 contribution, we were honoured to support an event that helps advance energy access and infrastructure in Utah.

On National Lineworker Appreciation Day, we extend our appreciation to the lineworkers whose expertise and resilience keep critical infrastructure running—safely, efficiently, and without interruption. We’re proud to support and partner with those who keep the grid strong.