Doug Cavanaugh

FOUNDER, CHIEF EXECUTIVE RUBY’S DINER INC.

Family chain 35 years old … named for Cavanaugh’s mother … has struggled some amid fast-casual changes to industry … No. 21 on Business Journal list: $92M revenue, 35 locations, half in OC … company, foundation back CHOC Children’s, support back-to-school drives … Cavanaugh serves on boards UCI Surgery Center, Mount Hermon Assn., a Christian conference, camping center near Santa Cruz