The Shareholders Assembly, the Supervisory Board and the Managing Board are the three official bodies of sequa gGmbH, a company with limited liability under German Law.

The Supervisory Board monitors the actions of the Management Board to ensure their consistency with the company’s purpose, their compliance with the relevant laws and regulations, and to ensure its acts economically. 

Since 2014, sequa’s Advisory Board has been providing professional advice to the company.


Supervisory Board

The Supervisory Board has 9 members: three representatives nominated by our shareholder GIZ, two representatives nominated by our shareholders DIHK and ZDH, each, and one representative nominated by our shareholders BDA and BDI, each.

For a period of three years, our shareholders nominate the Chairperson of the Board, each in alternation.

Our shareholder GIZ nominates the Deputy Chairperson of the Board.

No member of the Board is entitled to claim any attendance fee or any other compensation.

  • Dr. Jan Glockauer
    Chamber of Industry and Commerce Trier
  • Thorsten Schäfer-Gümbel (Deputy Chairperson)
    GIZ, Eschborn/Bonn
  • Dr. Oliver Perschau
    BDA, Berlin
  • Dr. Christof Riess
    Chamber of Skilled Crafts Frankfurt-Rhein-Main
  • Holger Schwannecke
    ZDH, Berlin
  • Dr. Elke Siehl
    GIZ, Eschborn
  • Matthias Wachter
    BDI, Berlin
  • Dr. Martin Wansleben (Chairperson)
    DIHK, Berlin
  • Dr. Petra Warnecke
    GIZ, Eschborn

Advisory Board

sequa’s Advisory Board is being composed of experienced and competent professionals, who are connected either with us or any of our shareholders. Thanks to their international, entrepreneurial, political and/or interdisciplinary experience and knowledge, the members of the Advisory Board are valuable sources of information and impulse generators.

The nomination of members of the Supervisory Board is based on decisions of the Supervisory Board.

No member of the Advisory Board is entitled to claim any attendance fee or any other compensation.

  • Martin Fahling
    IHK Reutlingen
  • Philip Madelung
    GIZ, Eschborn
  • Dr. Ralf Meier
    sequa, Bonn
  • Uwe Mirzwa
    HWK Frankfurt-Rhein-Main
  • Michael Olma
    ZDH, Berlin
  • Heiko Schwiderowski
    DIHK, Berlin
  • Vanessa Wannicke
    BDI, Berlin
  • Gebhard Weiss
    sequa, Bonn