Dianne Englot: Provides training in using Myers-Briggs in business, career or personal life.
GS Consultants: Offers qualifying training and application workshops on the MBTI and the Strong Interest Inventory.
Institute for Type Development: Provides MBTI accrediation programmes and seminars in Australia.
MBTI Certification Program: Official site. Ethics, standards and list of providers.
Otto Kroeger Associates: Offers MBTI workshops and training seminars.
Temperament Research Institute (TRI): Provides MBTI qualifying programs for professionals.
Type Resources: Provides training necessary to become a qualified and certified in MBTI testing and assessment.
Zeisset Associates: Provides qualifying workshops and training for certification for the Myers-Briggs Type Indicator in business, education, and religious settings.