Official Division 4 Members
| AU | Australia | Gillian Isoardi |
| BE | Belgium | Jerome Dehon |
| BG | Bulgaria | Dimitar Pavlov |
| BR | Brazil | Paulo Candura |
| CA | Canada | Lynn Asselin |
| CN | China | Yandan Lin |
| CZ | Czechia | Jaroslav Kotek |
| DE | Germany | Stephan Völker |
| DK | Denmark | Kai Sørensen |
| ES | Spain | Francisco Cavaller |
| FI | Finland | Aleksanteri Ekrias |
| FR | France | Roland Bremond |
| GB | United Kingdom | Nigel Parry |
| GR | Greece | Alexandra Papantonopoulou |
| HK | Hong Kong SAR China | Jason Cheung |
| HU | Hungary | Péter Schwarcz |
| IL | Israel | Alex Goldin |
| IT | Italy | Giuseppe Rossi |
| JP | Japan | Tatsukiyo Uchida |
| KR | South Korea | TBA |
| MY | Malaysia | Lim Swee Yoong |
| NL | Netherlands | Maurice Donners |
| NO | Norway | Pal J Larsen |
| NZ | New Zealand | Julian Chisnall |
| PL | Poland | Malgorzata Zalesinska |
| RO | Romania | Andrei Opincaru |
| RS | Serbia | Ana Drndarevic |
| RU | Russia | Alexey Korobko |
| SE | Sweden | Petter Hafdell |
| SI | Slovenia | Andrej Orgulan |
| TR | Türkiye | Sermin Onaygil |
| TW | Chinese Taipei | Tsung-Xian Lee |
| US | United States | Ronald Gibbons |
| ZA | South Africa | Daniel Kasper |