Wholesale Florists Since 1957
About In the fall of 1957 Otto, Jerry and Neal Karthauser had an opportunity to purchase the Robert Possale Greenhouse in Brown Deer, WI and subsequently, Karthauser & Sons Inc was born. With early years of hard work and dedication, the business thrived, and over 50 years later Karthauser & Sons has become a well-respected and vital part of southeastern Wisconsin's growing industry. In 1985,...