Galen and his parents, Art and Freda, own and operate Sunnyside Farm, LLC, which is a diversified row crop and livestock operation in New Plymouth.  In addition to 230 acres of sugarbeets, the 1,250-acre operation also raises asparagus and peppermint as cash crops, and alfalfa, corn silage, peas, and earlage for the 250 head dairy and 85 head cow/calf operation. They also raise all their heifers and steers from both operations. Galen grew up on the farm, and after college and three years working in the Midwest, he returned in the summer of 1991.

Lee served as President of the Nyssa-Nampa Sugarbeet Growers Association prior to the merge with Idaho to form Snake River Sugarbeet Growers in 2022. He also served three years on the Snake River Sugar Company Board of Directors and has been a member of the American Sugarbeet Growers Association Board of Directors since 2009.  Lee served as President of the American Sugarbeet Growers Association February 2016 to 2018.  Lee goes to Washington D.C. yearly to lobby for the sugar industry.

Outside of sugarbeets, he has been active in Farm Bureau on the county, district and state level for many years, one of which he served as state Chairman for the Young Farmers and Ranchers.

Galen and his wife, Cindy, have eight children.   The entire family is active and involved in the community and in church activities.