History

In 1921, William J. McDonald and William R. Black formed Black & McDonald Limited, a partnership to engage in residential wiring. Throughout the years, Black & McDonald has remained a family-owned business with an uncompromising commitment to the founder's principles of delivery as promised and fairness to all.

The company has followed a planned course of diversification and expansion, combining growth and financial stability with ongoing investment in our people, and a willingness to pioneer new business opportunities and directions.

Currently, Black & McDonald operates across Canada and the United States. The company has over 3,000 employees working out of a network of more than 20 offices.

Black & McDonald's depth of experience has made us the partner of choice across a wide range of industries. To get there took time and effort. Our management team invested in the development of our people,determined to make our highly-experienced tradespeople renowned as the best in their industries.

With over 85 years of documented lessons learned, we are able to consistently apply that knowledge - meeting our customer's most demanding challenges, in their most critical environments.