Finken is a St. Cloud, Minnesota, home and business services provider offering water treatment, plumbing, heating, and cooling solutions. Serving the community since 1948, the company operates through two sister businesses: Finken Aqua Systems and Finken Plumbing, Heating & Cooling. Together, they help customers maintain clean water, dependable plumbing, and comfortable indoor environments.

Finken Aqua Systems provides water softeners, reverse osmosis drinking water systems, whole-home water treatment, and solutions for problem water. It also offers bottled and bottleless water delivery, water coolers, and salt delivery for residential, commercial, and industrial customers. Its bottled drinking water is processed through multiple filtration stages, including ozone disinfection, and is available in returnable bottles.

Finken Plumbing, Heating & Cooling handles installation, repair, and maintenance for water heaters, boilers, plumbing fixtures, furnaces, air conditioners, and mini-split systems. The company also provides kitchen and bath services, in-floor heating, and spa and sauna sales and installation. Finken serves both homes and businesses, including construction and remodeling projects, with local specialists available to answer questions and support customers.