In 1966, Leo and Helen Gisler owned a corn stand in Oxnard, California. They named it DAD's after their three children: Denny, Ann, and David.
In 1972, Leo and Helen moved their family to Porterville, California where Leo began Gisler Farms Corn Stand. They stopped selling for several years when their children left for college.
Dave Gisler, the youngest son, came home from college and started farming alongside his dad.