CfL is an independent organisation, its mission being to strengthen the competitiveness of enterprises through strong leadership.
CfL provides courses, networks and consultancy to leaders, has a well-developed palette of international and validated tools one of them being Jungian Type Index (JTI)
Take a look at CfL


OPP offers leading personality assessment tools, including the MBTI® Step I, MBTI® Step II, 16PF®, FIRO-B® and TKI instruments.
OPP is active in more than 25 countries, and works with hundreds of multinational organizations.
Take a look at OPP


The International Association of Facilitators (IAF) is dedicated to growing facilitators and encouraging the use of group process methodologies world-wide.
Take a look at IAF

Wille Gestalt

Elisabeth Wille also works with the Gestalt method and offers individual session for self-development, integration, crises handling, improved self-awareness.
Take a look at Wille Gestalt