The Lynde and Harry Bradley Foundation, commonly known as the Bradley Foundation, is an American charitable foundation based in Milwaukee, Wisconsin, that primarily supports conservative causes. The foundation provides between $35 million and $45 million annually to a variety of causes, including cultural institutions, community-based nonprofit organizations in Milwaukee, and conservative groups. It has been active in education reform including school choice, and efforts to change election rules. Approximately 70% of the foundation's giving is directed to national groups while 30% is Wisconsin-based. The foundation had about $850 million in assets as of 2021.