Karthauser & Sons, Inc. is a family owned and operated business for over 50 years growing plants, fresh flowers, and customer relationships. We serve the floral industry in Southeastern Wisconsin, Upper Michigan, and Northern Illinois. A loyal customer base has allowed us to grow into the company we are today.

Dedicated employees who care about the products they produce is what makes Karthauser & Sons special. It is because of the commitments of these individuals that we can look to the future with a positive outlook. With our customers, suppliers and employee’s continued support we can promise to provide services and products that we have worked very hard to establish and develop.