How-to resources, Supporting Evidence, Tips and Educational Content from Water Treatment Experts to guide Water Treatment Specialists, Distributors and their Customers' choices. Every person, every home, and every business needs access to clean water. Marmon Water Inc, meets this universal need through a diverse group of water treatment companies located around the world. Marmon Water Inc. Our parent company, Marmon Holdings employs more than 20,000 people in 20+ countries. Marmon operates more than 100 leading companies across a variety of industrial manufacturing and service sectors. And, as a Berkshire Hathaway company, Marmon is a key part of one of the largest, most influential companies in the world.