The Willis Family Foundation 501(c)3, founded by real estate leader Mark Willis and his daughter Mary Elizabeth Willis in honor of the late Cindy Willis, provides financial resources and support to Canine Early Cancer Detection programs across the United States. The foundations sole purpose is to support and advance Early Canine Cancer Detection Programs, and advocate for the integration of these life saving programs into every internal medicine office, hospital, and medical facility; enabling them to both detect cancer in humans in its earliest stages, and save lives.