Established in 1970, Mr. Rooter is one of the world s largest, full-service plumbing and drain cleaning companies. The company operates more than 300 locations throughout the world, as well as serves the residential and commercial sectors. It specializes in backflow prevention, pipe repair, video inspection and tree root removal solutions. Mr. Rooter also offers plumbing services for sinks, faucets, bathtubs, showers, septic tanks, sewer lines, water heaters, and gas meters and vents. The company provides products and services under the HydroScrub and BioChoiceES brands. In addition, it offers various types of maintenance products that include degreasers and root control systems. The company has received the Franchisee Satisfaction Award from Franchise Business Review. Mr. Rooter is a subsidiary of The Dwyer Group, which is a franchise holding corporation that supports over 1,100 franchisees in the United States and approximately 24 countries.. Plumbing