Right Worthy Brother Iain McLeod Carnegie was inducted into the Hill of Mormond Conclave No 468, Grand Conclave of the British Isles and its Districts and Conclaves Overseas on the 28th of May 2007, joining Ernehale Conclave No. 220 on the 22nd of February 2011. He joined JS Popham Conclave No 19, Grand Conclave for Northern Australia and Papua New Guinea on the 20th of March 2015 and is a Past Worthy Supreme Ruler. He has served the Grand Conclave of the Order of the Secret Monitor for Northern Australia and Papua New Guinea as the Deputy Grand Director of Ceremonies (North) and is the current Deputy Grand Supreme Ruler (South).