The phrase "vice chairman" refers to a person who is second in command or second in authority to the chairman of a company, organization, or committee. They assist and support the chairman in their duties and responsibilities. Full definition
At that point, he became an executive vice chairman. (therealdeal.com)
Selva is the Managing Director of Hutchison Consulting Pte Ltd and holds the position of Vice Chairman of Theis Precision Steel (Suzhou) Co. Ltd as well as Executive Chairman of Theis Precision Steel India Pvt. Ltd.. (saliclub.com)
During this time, Ron also served as vice chairman of Bank of New York Mellon Corp. and was a member of the Executive Committee. (cnbc.com)