Karl Mathie House

Karl Mathie was a clergyman, educator, and the first president of Wausau Sulphate Fiber Co. (later Wausau Paper),^[3] which revived Mosinee's economy after Dessert's sawmill closed. Later purchased by musician John Altenburgh.^{[citation needed]}

The house is located along the Wisconsin River. It was listed on the National Register of Historic Places in 1980 and on the State Register of Historic Places in 1989.^[4]