Manitoba machine shop leverages strong core skills to go from start-up to top performer in 25 years Explore some strong companies, and you will often find excellent core skills at the heart of their success. It would not be uncommon to find top chefs in the kitchen of a successful restaurant or an excellent plumber at the helm of a plumbing, heating and cooling company. John Mackow, president of Winnipeg’s Mackow Industries, is a living textbook example. Mackow, who immigrated to Winnipeg from Poland in 1961 at the age of 20, started Mackow Industries, a steel fabrication business, when the opportunity beckoned, at a point when he had proven his ability as a machinist time and again. He did not start out planning to be the owner of a number of years when CAE made a move to Ontario, Not wanting to uproot his family, Mackow choose to stay behind and bank on his own strong talents and experience to see him through the coming years.