Health service

Founded in 1935, Roto-Rooter is the largest provider of plumbing, drain cleaning and water cleanup services in North America. In 1980, the Blanc family sold Roto-Rooter to Chemed Corporation, and Roto-Rooter moved its headquarters to Cincinnati but c...

Founded in 1935, Roto-Rooter is the largest provider of plumbing, drain cleaning and water cleanup services in North America. In 1980, the Blanc family sold Roto-Rooter to Chemed Corporation, and Roto-Rooter moved its headquarters to Cincinnati but continued to manufacture the famous Roto-Rooter drain cleaning machines, cables, blades and other parts at its own factory in West Des Moines, Iowa.