About Oberlin Filter Company

The Oberlin Filter Company is a family owned and operated business headquartered in Waukesha, WI. Filters are our only business. We are the world leader in pressure filtration technology. Since 1964, we have pioneered applications that separate liquids from solids for a wide range of industries in food, coolant, chemical processing, metal finishing and waste treatment, filtering everything from potato chips to nuclear waste. Our goal is to provide the cleanest possible fluid at the lowest possible operating costs. Our group of experienced engineers, sales staff, designers, welders, plumbers, electricians, service and laboratory technicians work closely with our customers to design and build superior quality filter systems.

We provide support throughout the life of the product. We have a global presence with sales, design, manufacturing and service support in both England and Germany. Oberlin pressure filters operate in over 40 countries across the world.

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What employees say

“Flexibility, freedom to make decisions on my own with the assurance of being able to discuss things with my manager as needed.”
“I have freedom to be myself.”
“The atmosphere is relaxed, humorous, and friendly, while still meeting the expectations of demanding customers. The company is profitable and shares the profit with all employees.”
“I feel like part of a family.”
“Everyone is deeply involved in the business and they have a real open-door policy regarding communication.”
Where to find Oberlin Filter Company