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Culligan has been improving water for over 80 years.
The Story Behind Water Softening
Since 1921, the Culligan name has been synonymous with better water. Learn more about our innovative, exciting beginning.
Emmett Culligan builds a homemade water softener using two coffee cans and zeolite sand.
Culligan Water Company
Culligan opens in Northbrook, Illinois.
Portable Exchange Softener
Culligan introduces the portable exchange (PE) water softener by innovating lightweight tanks and carts.
World War II
The government asks Culligan to produce silica gel, used to dehumidify moisture sensitive equipment.
Hey Culligan Man!
The "Hey, Culligan Man" concept is conceived.
Culligan celebrates its 25th anniversary. Northbrook, Illinois temporarily renames itself "Culliganville."
Culligan Expands International
The International convention was held in Berlin and welcomed 250 delegates from 19 countries.
Drinking Water System
Culligan introduces the first mass-produced reverse osmosis water treatment system.
Culligan celebrates 50 years in business.
Culligan made its move into bottled water for home and office, adding bottle delivery for customers.
Consumer Digest Best Buy
The Gold softener sets new efficiency standards and becomes Culligan's highest volume softener.
Aqua Cleer Launched
The Aqua Cleer RO has more than 100 configurations that allow customization for most water conditions.
HE Softeners and Filters
Culligan releases the the Culligan® HE, the World's most efficient water softener.
Latest Blog Posts
What are carcinogenic contaminants? We classify carcinogens as any substance that could cause cancer. And there are several carcinogenic contaminants
What Clients Say
I had a limited time frame with which to schedule my initial appointment since my husband and I were only going to be in town for a few days. We were very grateful that we were accommodated, especially during these difficult times. The sales person was very thorough in his explanation of options. The installation service was within a week of acceptance of the estimate since they had my system in stock. The water provided for our home is very hard and I could not even wash one load without a film being left on the dishes. So we are happy to have our new filtration system and happy that service was quick.
- Culligan Customer