Frank joined the Chicago advertising firm of
Blackett-Sample-Hummert Inc., where he was employed for ten years before being promoted to advertising manager of
E.J. Brach and Sons, the famed candy producer. Frank became a full partner in the advertising agency of Price, Robinson and Frank. He was able to transition this agency into his own with him as owner and president. In 1954 Frank established Clinton E. Frank Inc., a
Chicago based advertising agency which was sold to
Campbell-Ewald Co. of
Detroit in 1976.
Braniff Airways account One of Clinton E. Frank Agency's most memorable clients was the flashy
Dallas-based
Braniff International Airways. Frank obtained the account in 1969 from famed advertising executive
George Lois. The Frank Agency created the "El Clan, Braniff" advertising scheme for Braniff's growing South American Route System. They also created the highly unique Braniff "You'll Like Flying Braniff Style" Campaign. Both campaigns came complete with musical jingles which were debuted in 1971. ==Honors==