Let's face it, we're a service company, and we couldn't have survived for more than 25 years if our clients were not satisfied with our level of skills and our prices. Some of our workers have been with us since the early days of the company and have developed the kind of expertise that can only come with experience. Workmanship: Our service professionals continually upgrade their skills through industry association training and training offered by top product manufacturers. At Bison Plumbing and Heating Ltd., we focus on you, the customer. For you, that means superior service, quality workmanship and only the best products.