World Institute of Scientology Enterprises (WISE) is a Church of Scientology organization headquartered in Los Angeles, California. It states that it is an "international membership organization whose members use both L. Ron Hubbard management technology and embrace the responsibilities and ethical standards of WISE membership."

The Church of Scientology International (CSI) is a California 501(c)(3) non-profit corporation. Within the worldwide network of Scientology corporations and entities, CSI is officially referred to as the "mother church" of the Church of Scientology.