Christoph Heydenbluth has been working in the field of human resources for several years and supports people from numerous industries, roles and responsibilities as an HR-professional and contract-based trainer, coach and mediator.
Annabelle Mallia, born 1977, is a trainer in the Gartner-Steffen personal development team.
Petra Chauchot acquired her office and administrative skills and experience in secretarial and other related positions in a wide variety of organizations.
Linde Engelhardt-Rafi, born 1980, works as a trainer and mediator in the Gartner-Steffen Personnel Development Team.
Dr. Anusheh Rafi, born in 1973, is a trainer, mediator and consultant in the Gartner-Steffen Training and Development Team. He has been working as a lawyer.
The educated pedagogue acquired his initial professional experience in schools and teacher-training college.
Ingrid Gartner-Steffen founding the Gartner-Steffen Institute for Personnel Development in 1994. Gartner-Steffen Coaching and Conflict Resolution Consulting was added as an independent Institute in 2017.
Norman Radtke is a longstanding member of the Gartner-Steffen Training and Development Team and took on the responsibility of the training business in the summer of 2017.