We are Culligan serving Northern Macomb, Oakland and St. Clair counties. Now in our 75th year, we lead the water treatment industry in innovation and service. No other company compares. We offer the largest variety of superior water and water treatment products available for your home or business including bottled water, water softeners, water filters, drinking water filters, reverse osmosis, and softener salt delivery. Plus Culligan products are built to last. They are backed by a 100% satisfaction guarantee — and the best trained and experienced service technicians in the industry.