American Planning Association

The American Planning Association (APA) is a not-for-profit professional organization that advances the art and science of urban and regional planning at local, state, and national levels, operates a professional certification institute (AICP), and organizes the National Planning Conference for planners, government officials, commissioners, students and allied professionals. Based on APA's mission, membership descriptions, and conference audience descriptions, the applicable verticals (from the list you provided) are: Higher Ed, Local Government, State Government, Federal Government, and Commercial. K-12 and Defense are not supported by the available site text.