Management & Departments Board of Directors Zone Director Directors Machinary and Energy Department Environmental Management System Department Zoning and Construction Department Construction Management Department Finance and Accounting Department Fire and Security Department Human Resources and Organizational Development Department Administrative Affairs Department Purchasing Department IT Department Waste Water Facility Laboratory Unit Sustainability and Business Development Department Legal Consultancy Management Representation Energy Management Sustainability and Business Development Department Gökhan İNCESustainability and Business Development Manager0 282 758 11 56 - 1600 - 1601g.ince@cosb.org.trSavaş AKYILDIRIM0 282 758 11 56 - 1612s.akyildirim@cosb.org.trErtuğrul Tolga İŞERİ0 282 758 11 56 - 1630t.iseri@cosb.org.trBahar ÖZTÜRK ONAY0 282 758 11 56 - 1640b.ozturk@cosb.org.tr