23 Members (excluding the associate or suspended members but including the countries represented on their behalf) [The rulers are not necessarily the representatives in the organisation. ] :
 |  | AUSTRIA | (Vienna) |  | President Alexander Van der Bellen |  | |
 |  | AUSTRALIA | (Canberra al + Melbourne r + Sydney r) |  | David Hurley |  | |
 |  | BURKINA FASO | (Ouagadougou) |  | President Paul-Henri Sandaogo Damiba |  | |
 |  | BULGARIA | (Sofia) |  | President Rumen Radev | | |
 |  | CHINA | (Beijing) |  | Xi Jinping |  | |
 |  | COLOMBIA | (Bogota) |  | President Ivan Duque Marquez |  | |
 |  | ECUADOR | (San Francisco of Quito) |  | President Guillermo Lasso | | |
 |  | EGYPT | (Cairo a + Alexandria r + Almasa New Capital City f) |  | President Abdel Fattah el-Sisi | | |
 |  | FRANCE | (Paris a + Bormes-Les-Mimosas s) |  | President Emmanuel Macron | | |
 |  | ITALY | (Rome a) |  | President Sergio Mattarella | | |
 |  | JORDAN | (Amman) |  | King Abdullah II | | |
 |  | KENYA | (Nairobi) |  | President Uhuru Kenyatta | | |
 |  | KUWAIT | (Kuwait City a + Bayan lr) |  | Emir Sheikh Nawaf Al Ahmad Al Jabir Al Sabah | | |
 |  | NETHERLANDS | (Amsterdam a + The Hague jlmr + Wassenaar r) |  | King Willem-Alexander | | |
 |  | NORWAY | (Oslo) |  | King Harald V | | |
 |  | OPEC | (Vienna) |  | SG Mohammed Sanusi Barkindo (ng) | | |
 |  | PHILIPPINES | (Manila acr + Quezon City b + Pasay City b) |  | President Rodrigo Duterte | | |
 |  | PARAGUAY | (Assumption) |  | President Mario Abdo Benitez | | |
 |  | ROMANIA | (Bucharest) |  | President Klaus Iohannis | | |
 |  | SUDAN | (Khartoum a) |  | General Abdel-Fatah al-Burhan Abdelrahman | | |
 |  | SENEGAL | (Dakar) |  | President Macky Sall | | |
 |  | TUNISIA | (Tunis a + Bardois df) |  | President Kais Saied | | |
 |  | AMERICA | (Washington-District of Columbia a + Arlington m) |  | President Joe Biden |  | |
Sources are available upon request.