John Macdonald


In 2018, Macdonald retired as president and CEO of Enercare Inc., one of the largest home service companies in North America. He currently is chairman of the board of Parity Inc., a Toronto-based computer oftware company using artifical intelligence to rduce carbon emissions for multi-tenant buildings.

  • 2022 First Quarter

Added to: Watsco Inc. - Miami, FL

Watsco distributes air conditioning, heating, and refrigeration equipment, parts and supplies. Revenues are $6 billion.