Wisconsin Association of Historic Preservation Commissions Our historic buildings and sites, our landmarks, give context to a shared sense of community. Here you will find information, advice, and examples that will inspire your community to gain distinction in the conservation and development of its unique cultural resources. WAHPC is proud to be a partner with theWisconsin Historical Society Conference for 17 years! The Wisconsin Association of Historic Preservation Commissions includes landmark and historic preservation commissions, their members and staff, and conservation advocates throughout the State of Wisconsin. For more than 30 years we have served as their link to local, state, and national resources. Join with us to best help your citizens appreciate the knowledge, the beauty, and the value contained in your built environment. Advancing the Education of Historic Preservation, as well as the Administration of Landmarks and Historic Preservation Commissions since 1985. WAHPC Membership benefits include the ability to reach out to other members in a private forum.