consists of an extensive network of profound experienced consultants, trainers and coaches, which we will in specific cases provide meaningful profiles. Moreover, we maintain partnerships with numerous companies who specialize in various topics, products and services for successful and modern HR management. To get from HR CONTRAST the ideal support for your specific challenges.

On two of the core team of partners, you can learn more below:


Arne Prieß

Arne Priess

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Professional Career

Degree in education with focus on personnel management, psychology and vocational/corporate education; distance learning courses in business and personnel management.
Since 1986: holder of various management, training and HR management positions.
Career milestones: positions in public service agencies and Siemens Business Services.
2000: Co-founder of HRblue AG, Executive Board member with responsibilities for HR Consulting and Projects, Employee Surveys and HR Training.
2012: Foundation and Managing Director of HR CONTRAST GmbH. Supervisory board member and competence partner of ReTenCon AG.

Competencies, Consulting and Training Focuses

Strategic personnel management: professional consulting on strategic HR issues with special attention to the organizational development of HR departments and their strategic reorganization (HR transformation). Further areas of expertise include performance management, incl. variable remuneration and target agreement systems, training in such topics as leadership, project management, time management and strategic personnel management issues, among others for the Haufe Akademie. Outstanding speaker on leadership and HR subjects.

More information and a detailed profile find here

  Demangeat Porträt

Isabelle Demangeat

Professional Career

Studies in France and Germany, degree in the romance languages and German in both countries. Since 1982 in various areas of adult education: from concept to practice
individual coaching. Professional positions in companies in France, Germany and Switzerland: consulting, sales, customer service and staff
development tasks in the following sectors: services, surgical instruments, insurance industry. Founded in 1993 fit for
culture, trainer, consultant and
coach to assist with the main focus on international cooperation
enterprise. Since 2012 cooperation partner in the team of HR CONTRAST.

Competencies, Consulting and Training Focuses

Internationalization and intercultural management: development, structural and cultural adaptation of international HR instruments and programs from conception to implementation. International team-building, developing monitoring and on-site and multi-site teams, conflict intervention, meeting and retreat facilitation and large group facilitation. Leadership and communication in a global context: intercultural competence for an international manager, trainer for intercultural communication and project management. Women in international management positions. Cultural competence: intercultural awareness, specializing in the German, French, Indian, Italian and Swiss business culture. Accredited for the following on-line assessment: Talent-Q by the Hay Group, TIP, The International Profiler World of Work. Coach ICF (International Coach Federation). Working languages: English, German, French, Italian.