Dr. E. Brown Enterprises was a company in Hill Valley, which was founded by Emmett Brown.
In 1982, it was known as ELB Enterprises. In 1985, Doc had a GMC Value Van that had the wording DR. E. BROWN ENTERPRISES on its side, and offering 24 HR. SCIENTIFIC SERVICES.
In 2015, it was known as Doc Brown Enterprises, Inc. It's motto was "all science, all the time".