Erwin Zaban, one of the founding family members of the company that became Zep Inc. Erwin Zaban, 88, who with his family, built the Zep Manufacturing Company, passed away at his home on Tuesday, July 6. At age 15, Zaban joined the company established by his father. He was always proud of his beginning— sweeping floors and mixing chemicals as an after-school job. After serving in the military, he rejoined the company, serving first as a salesman, then as sales manager, before being appointed c...