AAON Elevates Doug Wichman to Executive Vice President and General Manager Position AAON, Inc. announces the promotion of Doug Wichman to Executive Vice President and General Manager, succeeding Stephen Wakefield, effective January 1, 2026.

AAON Elevates Doug Wichman to Executive Vice President and General Manager Position #USA #AAON #Tulsa #Doug_Wichman #Stephen_Wakefield