We are consultants and coaches with many years of professional experience in various industries and international consulting companies.


It has taken us into the wide world in a variety of roles and functions. Leadership experience in different cultures, conceptual thinking, the ability to analyse quickly and also to listen to nuances allows us to respond rapidly and efficiently to the specific needs of your company.


We all have different characters - however we have a great deal in common:


Passion led us here.

It motivates us to bring people closer to their goals.

And we do this with great passion and conviction of our consulting approach. 


Your contact for


Susanne Lohrke

CONBEN Associate

 Mrs Susanne Lohrke is a shareholder of CONBEN and belongs to the founding team of the company.

Through her international strategy consulting experience in an American consulting firm as well as in a German, industrial family business, she is equally proficient in a conceptual and pragmatic approach to complex topics.


After leading Asian and European teams in the specialty chemicals, pharmaceuticals and automotive industries, Mrs Lohrke has remained true to her passion for "advancing people and companies in alignment with their values".


She works solution-oriented and with the necessary directness. Humour However, there are also situations where pausing is essential. Between these two levels, Mrs Lohrke switches in her coaching for executives and teams.


In addition to her university degree as Diplom-Kauffrau (Controlling & Marketing) at the Heinrich Heine University of Düsseldorf, she is a certified coach with psychological background.

You can expect an open and trustful conversation at eye level when working with her.

Your contact FOR


As the founder of CONBEN, he is focusing on management and sales development. He works with board members, managing directors and project managers as well as sales representatives.

His areas of activities lie in industry, fashion, wholesale and IT. These are management issues such as:

  • Implementing change culture and processes, making leadership work,  consultative selling, coaching in challenging situations.  
  • Companies in the age of digitalization: Creating and implementing visions, goals and strengths.

Dr. Stack’s background is Dr.-Engineer (RWTH Aachen University), working more than 12 years in international technical consulting in the fields of environment, energy and IT. Since 1996 he engaged as coach and trainer helping  people becoming more effective.  

Dr. Wilfried Strack

CONBEN Founder & Associate


Your Contact for Organizational DevelopmenT


Dr. Annette Metz, co-founder of CONBEN, has led the CONBEN Representative Office in Shanghai since 2004. Being based in China allows her to support leadership teams of international companies in the field of human resources and organizational development in Asia - above all in China, Southeast Asia and India. Both, her many years of experience in a European trading company (purchase, sales, marketing) as well as her experience in a Swiss management consultancy represent the basis for her consulting work. As a global citizen - with life, work, and travel phases in many countries of the world - Annette Metz lives her passion to support decision makers in international organizations in exploring and in developing their full leadership potential. She reaches this by creating trustful spaces in which head, heart and hand are equally involved.


After a Bachelor in European Business studies (FH Osnabrueck), a Master of Arts in European Marketing Management (Brunel University), Annette Metz earned a doctorate in international management (Leuphana University).

Dr. Annette Metz

CONBEN Founder




Office Hamburg / Mülheim / Shanghai

Tel.: +49 40 53 27 77 45
Tel.: +49 208 69 82 36 64

Tel.: +86 1381 786 92 94



 Skype or FaceTime Call 


Happy to meet you in person