Winger Companies is a full line Commercial and Industrial contracting company. Specializing in Data Technology, Electrical, Fire Protection, HVAC, Millwright, Plumbing, Process Piping, Refrigeration and Steel Fabrication. Maintenance Services are offered for all trades.SITE: www.wingercompaniesXXXXADDRESS 918 Hayne Street P.O. Box 637 Ottumwa, IA — 52501 Phone (641) 682-3407 Fax (641) 682-2421