Johannes Haferkamp

Qualified Social Pedagogue (Diplom-Sozialpädagoge); studied Social Sciences and Social Pedagogy in Düsseldorf. Certified Coach and Master Coach (DGFC). Over 15 years of leadership experience and 10 years as a staff advisor for internal organisational development in the social sector. Since 1995, self-employed consultant in the field of personnel and organisational development – specialising in leadership development, executive coaching, and supporting organisational change across diverse organisational settings.

Photo by Johannes Haferkamp

Professional Career

Since 2017

CORNELIA TANZER – ASSESSMENT DEVELOPMENT TOOLS, Cologne
Senior Consultant

Since 1995

Independent consultant in personnel and organisational development
– Partner to Management Center Vorarlberg and LATERALE Organisationsberatungsgesellschaft, Dornbirn
– Co-founder of ctd-consulting-network (2018)

 

1990 – 2008

Leadership roles in the social sector, including Head of a counselling centre

 

1985 – 1990

Consultant and lecturer in adult education as qualified Social Pedagogue

 

Project Experience

  • Designing and implementing training and development programmes for leaders
  • Delivering leadership qualification programmes for middle and senior management in a Swiss cantonal administration
  • Applying diagnostic tools for system climate and leadership style analysis within a leadership development programme
  • Coaching of executive boards and leadership personnel
  • Developing and implementing concepts for recruiting and retaining employees in a mid-sized company
  • Designing and delivering the programme “IN Führung gehen“ for new leaders and emerging talents
  • Facilitating workshops and seminars on topics such as conflict resolution, professional communication, and employee dialogue
  • Reorganising departments within a municipal administration
  • Supporting the development of competence models
  • Accompanying a change process aimed at restructuring the business units of a social-sector organisation

Academic Education / Further Education

  • Degree in Social Sciences and Social Pedagogy (Diplom-Sozialpädagoge), University of Düsseldorf
  • Advanced training in Systemic Consulting and Organisational Development (Austria)
  • Certified Coach and Master Coach (DGFC)
  • European Assessor for Quality Management (EFQM)
  • Certified Demographic Advisor
  • XLNC Leadership Diagnostic Certification
  • Authorised Process Consultant in the programme “unternehmensWert:Mensch” (German federal initiative)

© 2026. CORNELIA TANZER | Privacy Policy | Imprint | Cookie settings

Diagnostic Procedures
Diagnostic Qualification
Coaching
Training
Moderation
AC Tools
Questionnaires/tests
HR Tools
You are using an outdated browser. The website may not be displayed correctly.