1938     American Federation of Astrologers (site)     USA     Professional certification

1948     Faculty of Astrological Studies     United Kingdom     

1958     Astrological Association of Great Britain (site)     United Kingdom     Learned society

1968     International Society for Astrological Research (site)     USA     Professional certification 501(c)(3)

1971     Federation of Australian Astrologers (site)     Australia, Victoria     Professional certification NPO

1971     National Council for Geocosmic Research (site)     USA, MA     Professional certification 501(c)(3)

1972     Cosmobiology Research Foundation          

1980     Association for Astrological Networking (site)     USA     Professional body 501(c)(3)

1983     Centre for Psychological Astrology          

1983     Company of Astrologers          

1987     Association for Psychological Astrology     USA     

1990     Association of Professional Astrologers International          

1993     Project Hindsight (site)     USA     501(c)(3)

1995     Magi Society (site)     USA     

1996     British Association for Vedic Astrology          

1997     International Society of Business Astrologers          

1999     American College of Vedic Astrology     

2000     Orion School & Foundation for Astrology (site)     USA, NY