Ruthman Companies started as The Ruthman Machinery Co. in 1913 in Cincinnati servicing the mechanical components of steamboats that plied the Ohio River. The company founder, Alois Ruthman was a man of vision and saw part of the future of the company was in the development of a reliable industrial pump. In april of 1924 he conceived the first vertical sealless centrifugal pump. "We first considered naming the pump 'Geyser' however the same day we decided to call it 'Gusher' as this sounded more forceful." Alois Ruthman-Founder. Thus giving birth to the trade name Gusher pumps and coining the term "coolant pump".

Wanting to carry on his father's tradition of quality and reliability, Thomas R. Ruthman joined the company in 1949. Thomas R. Ruthman's driven dedication to creating a world wide presense has brought Ruthman companies to Europe in the 1980's and Asia in the 1990's. He has expanded the companies' product offering from the original centrifugal coolant pumps to include Valves, positive displacement pumps, tube cutters and shimmy dies, and other specialized equipment. If you ask him what he does, however, he will tell you' "I am a farmer" Ruthman Farms was developed by Thomas R. Ruthman in the 1980's and continues to grow today.

In the early 1990's Thomas R. Ruthman's son Thomas G. Ruthman joined the company, continueing this same tradition. Maintaining the reputation of the name Ruthman by innovation and customer service the company continues to grow world wide.

Today the Ruthman Companies are a diversified group of worldwide companies, which have a reputation for innovation, high quality, and Sevice.