| Name | ITU-R | ITU-T | ITU-D | Categories |
| Ministry of Communications, BRASILIA, DF | | | | MINISTRY |
| Agência Nacional de Telecomunicações - ANATEL, BRASILIA, DF | | | | ADMIN / REGULATOR |
| ADVISIA OC&C Strategy Consultants, SAO PAULO | | | ASSOCIATE SG1 | OTHER ENTITY / CONSULTANT |
| Associação Data Privacy Brasil de Pesquisa, São Paulo | | ASSOCIATE SG13 | | OTHER ENTITY |
| Claro S.A., São Paulo | X | | | ROA / OPERATOR |
| Datora Mobile Telecomunicações SA, São Paulo – SP | | ASSOCIATE SG2 | | ROA / OPERATOR |
| Idea Electronic Systems, Campinas | | ASSOCIATE SG15 | | SIO |
| SBA Communications, São Paulo | | | X | SIO |
| UTC América Latina, RIO DE JANEIRO | ASSOCIATE SG5 | | | OTHER ENTITY |
