| Nation | MEDMA Zone | Members |
| Egypt | west | Drymix Egypt, Saudi Vetonit, Terraco |
| Palestine | west | none |
| Lebanon | west | CCC Drymix |
| Jordan | west | Terraco |
| Syria | west | none |
| Saudi Arabia | Arab.Peninsula | Saudi Vetonit |
| Kuwait | Arab.Peninsula | none |
| Bahrain | Arab.Peninsula | Sika |
| Oman | Arab.Peninsula | none |
| Qatar | Arab.Peninsula | none |
| UAE | Arab.Peninsula | BASF, CCC Parex, Conmix, Colmef, Exeed Premium Plasters, Falcon Chemicals, Henkel, Laticrete, Mapei, |
| Yemen | Arab.Peninsula | none |
| Iraq | North/East | none |
| Iran | North/East | none |
| Afghanistan | North/East | none |
| Pakistan | North/East | none |
updated 06.06.09; fl