İSKENDERUN DEMİR VE ÇELİK A.Ş.

Board/Management Information • Aug 5, 2025

Company Management

Board Members

Name-Surname	Person Who Behaves On Behalf Of Legal Person Board Member	Gender	Title	Profession	The First Election Date To Board	Whether Executive Director or Not	Positions Held in the Company in the Last 5 Years	Current Positions Held Outside the Company	Whether the Director has at Least 5 Years'' Experience on Audit, Accounting and/or Finance or not	Share in Capital (%)	The Share Group that the Board Member Representing	Independent Board Member or not	Link To PDP Notification That Includes The Independency Declaration	Whether the Independent Director Considered By The Nomination Committee	Whether She/He is the Director Who Ceased to Satisfy The Independence or Not	Committees Charged and Task
ATAER HOLDİNG ANONİM ŞİRKETİ	MURAT YALÇINTAŞ	Male	Chairman of the Board	Business and administration professionals	27.05.2013	Non-Executive		OYAK General Manager and Board Member	Yes		B	Dependent Member		Not Considered	No
ERDEMİR ÇELİK SERVİSMERKEZİ SANAYİ VE TİCARET A.Ş	AHMET TAŞKIN	Male	Deputy Chairman of the Board and Executive Director	Business and administration professionals	13.09.2012	Executive		GÜNAM - Güneş Araştırmaları Merkezi.- Board Member / Çelik Halat A.Ş – Independent Board Member	Yes		B	Dependent Member		Not Considered	No
ERDEMİR MADENCİLİK SANAYİ VE TİCARETAŞ	MUSTAFA SERDAR BAŞOĞLU	Male	Executive Director	Business and administration professionals	18.09.2012	Executive	OYAK Mining Metallurgy Group, Financial Management and Financial Affairs Group Vice President / OYAK Mining Metallurgy Group, Finance Director	Has various periodical seats in the Board of Directors as Chairmen/ Members within the OYAK Group Companies.	Yes		B	Dependent Member		Not Considered	No
OYAK PAZARLAMA HİZMET VE TURİZM ANONİM ŞİRKETİ	İSMAİL DOĞAN	Male	Executive Director	Business and administration professionals	17.09.2012	Executive		OYAK Çimento Fabrikaları A.Ş. - Yönetim Kurulu Üyesi / TUA - Türkiye Uzay Ajansı - Yönetim Kurulu Üyesi	Yes		B	Dependent Member		Not Considered	No
T.C. HAZİNE VE MALİYE BAKANLIĞI ÖZELLEŞTİRME İDARESİ BAŞKANLIĞI	HİLAL YÜCEL	Female	Member of the Board	Senior Government Official	20.09.2012	Non-Executive		ÖİB, Project Group Leader	Yes		A	Dependent Member		Not Considered	No
ERDEMİR MÜHENDİSLİK YÖNETİM VE DANIŞMANLIK HİZMETLERİ ANONİM ŞİRKETİ	GÜLİZ KAYA	Female	Member of the Board	Lawyer	17.09.2012	Non-Executive		Has various periodical seats in the Board of Directors as a Member within the OYAK Group Companies.	Yes		B	Dependent Member		Not Considered	No
EMRE GÖLTEPE		Male	Member of the Board	Business and administration professionals	17.03.2022	Non-Executive		Neo Portföy Yönetim A.Ş. Founding Partner, Board Member	Yes		B	Independent Member	https://www.kap.org.tr/tr/Bildirim/1392283	Considered	No	Audit Committee (Chairman) / Corporate Governance Committee (Member)
KADRİ ÖZGÜNEŞ		Male	Member of the Board	Business and administration professionals	31.03.2023	Non-Executive		Kairos Kurumsal Danışmanlık, Managing Partner	Yes		B	Independent Member	https://www.kap.org.tr/tr/Bildirim/1392283	Considered	No	Corporate Governance Committee (Chairman) / Early Detection of Risk Committee (Member)
SEZAİ AFİF ENSARİ		Male	Member of the Board	Business and administration professionals	28.03.2024	Non-Executive		Has various periodical seats in the Board of Directors as a Member within the OYAK Group Companies.	Yes		B	Independent Member	https://www.kap.org.tr/tr/Bildirim/1392283	Considered	No	Early Detection of Risk Committee (Chairman) / Audit Committee (Member)

Top Management

Name-Surname	Title	Profession	Positions Held in the Company in the Last 5 Years	Current Positions Held Outside the Company
MUSTAFA SERDAR BAŞOĞLU	Financial Management and Financial Affairs Group Vice President	Business and administration professionals	Finance Director
SALİH CEM ORAL	General Manager	Business and administration professionals	Erdemir General Manager
BUĞRA ŞENER	Assistant General Manager Operations	Business and administration professionals	Steel Production Director