TSC Mechanical Specializes In All Brands Of Commercial And Residential Air Conditioning and Heating Systems. Â TSC Mechanical is a family owned and operated business. Owners Don, Matt and Josh have built a solid reputation as one of Phoenix's most trusted businesses. TSC Mechanical is committed to providing quality service to their customers. They believe that a reputation as an honest and reliable business is the recipe for success. While others seek to profit by cutting corners, or recommending unnecessary services to customers, TSC believes that a good reputation and consistent service is the key to success. By being trustworthy, TSC Mechanical believes that they will enjoy a long term profitable business that serves the community. Â