What are the characteristics of contractor qualification?

What are the characteristics of contractor qualification? 

One of the steps taken during risk management program is to select of a qualified contractor. This helps a company avoid many problems that they could encounter. Contractors need to make sure that they make good business decisions because it is a business. To put this simple, they should worry about being a contractor second to being a business manager. Contractors also need to be great decision makers because there can be many things that go wrong, and it is expected that some things go wrong, but they need to be able to overcome the setbacks through good decision making. When they are getting evaluated, they look at the companies’ experience, inside the organization (turnover rate), the quality, safety, current projects they have, and their financial situation.