Altfrid Krusenbaum and his wife, Sue, developed and operated Krusen Grass Farms, LLC, a 450-acre certified organic Dairy and Beef operation from 1990 until 2015. There they trained interns and sharemilkers as well as hosting educational events for the community. Since his retirement as an active farmer in 2015, he supports the work of Yggdrasil Land Foundation as their Farmland Manager in Wisconsin. In addition, he runs Krusen Grass Consulting, a dairy and beef grazing consulting business and works as the On Farm Education Director for the Dairy Grazing Apprenticeship Program. Over the years he has been active in serving government and private organizations promoting and helping others understand organic grazing farming practices. Altfrid was born, raised, and formally educated in Germany and immigrated to the US in 1986.