Was created to encourage, promote, and advance all phases of scale aeromodeling.

Promotes interest and assists members in the safe design, construction, and operation of home built gas turbines via member to member contact and through the regular publication of newsletters. Homebuild gas turbine construction association, newsletters, forums, promote model turbine development

This site has been created to support the regional directors, chapter representatives, contest directors, and members of the International Miniature Aerobatic Club specializing in radio control scale aerobatics.

Is formed for the purpose of fostering and advancing the operation of large scale radio controlled model aircraft in a setting where informality and safety of operations prevail. The International Miniature Aircraft Association, Inc. (IMAA) is formed for the purpose of fostering and advancing the operation of large scale radio controlled model aircraft in a setting where informality and safety of operations prevail. Additionally, it is formed to create an atmosphere where pleasure, recreation, fellowship, and co-mingling can be fostered and found to exist amongst individuals enjoying the sport of building and flying large scale radio controlled model aircraft.

Was founded to promote and advance ducted fan and turbine powered technology for the sport, recreation, and fellowship, of those individuals interested in the design, construction, and flight of jet powered model aircraft.

Is an organization for radio controlled pylon racing.

Information on and support of small RC model aircraft flying. Small Model Association supports flying of very small radio control model aircraft