Kathi was a 10-year member of the Wheatland Willing Workers 4-H Club in Kenosha County. As the Manitowoc County 4-H & Youth Agent, Vos empowered the 4-H Board to co-create a management system of 170 resource staff serving on 23 committees, to support 34 4-H clubs with 1,051 4-H members. As a state 4-H Youth Development specialist, she provided leadership to 4-H Family, Home and Health projects and Curriculum Development.