Tekin NasikkolMember of the Supervisory Board

Membership of supervisory boards within the meaning of § 125 of the German Stock Corporation Act (AktG)

^{(as of October 1, 2025)}

• thyssenkrupp AG (since 2020; appointed until 2029) ^*)

^{*) Company listed on the stock exchange}

Membership of comparable German and non-German control bodies of business enterprises within the meaning of § 125 of the German Stock Corporation Act (AktG)

^{(as of October 1, 2025)}

• Novitas BKK Pflegekasse

• PEAG Holding GmbH

Other committee work and functions

• 1985 – 1988:
  Member of the Youth and Trainee Representation

• 1988 – 1992:
  Chairman of the General Youth and Trainee Representation

• Since 1998: 
  Member of the Works Council thyssenkrupp Steel Europe AG, Duisburg Hamborn / Beeckerwerth, Secretary from 2008 to 2015, Vice-Chairman from 2015 to 2018

• Since 2015:
  Member of the Group Works Council, Vice-Chairman from 2016 to 2023, since June 2023 Chairman

• Since June 2018:
  Chairman of the Works Council at the location Duisburg Hamborn / Beeckerwerth and Chairman of the General Works Council of thyssenkrupp Steel Europe AG

• Since June 2018:
  Chairman of the thyssenkrupp Steel Europe Works Council Union

• Since 2018:
  Honorary member of the Board at IG Metall