He was president of the Brisbane Chamber of Commerce from 1936 to 1937 and the Property Owners' Protection Association from 1937 to 1938.
The citizens formed the Protection Association in hopes of being heard.
He formed the Defense League and Protection Association which pledged action against taxation.
Aylward inspired the diggers to take up arms in March and formed the Diggers' Protection Association that was paramilitary.
The Format Recognition and Protection Association (FRAPA) is a television industry trade association that helps protect the intellectual property of television formats.
Representatives of the Planters' Protection Association charged that these two companies had an agreement not to bid against one another.
"Five years ago, it was easy to sell shares of former state-owned companies for an expensive price," said Klaus Nieding, chairman of the German Shareholders Protection Association.
One such group, the Ratepayers' Mutual Protection Association, challenged the right of the Christchurch City Council to exist.
Wynn-Williams eventually lost the lengthy case and left the Ratepayers' Mutual Protection Association, which then folded.
He was also a board member of the Norwegian Institute of Technology Foundation from 1915 to 1936, and of the Norwegian Fire Protection Association from 1933.