José Formoso Martínez

Director/Board Member at COMPANHIA DE SANEAMENTO DE MINAS GERAIS

67 year

Communications

Consumer Services

Utilities

Profile

José Formoso Martínez is currently Chief Executive Officer at GB Empreendimentos e.
Participações SA, Telmex do Brasil Ltda., and Telmex Solutions Telecomunicações Ltda.
He is also Director at Claro SA and will serve as Independent Director at Companhia de Saneamento de Minas Gerais starting in 2026.
Former positions include Chief Executive Officer & Vice Chairman at Embratel Participações SA (2011-2013), Chief Executive Officer at Empresas Cablevision SA de CV, PCS Nicaragua, and PrimeSys Solucoes Empresariais SA. He was Vice Chairman & President at Empresa Brasileira de Telecomunicaçoes SA Embratel (2011-2014), Chairman at Telecom El Salvador SA de CV and Star One SA, Vice Chairman at Telmex America Latina, Director at Net Serviços de Comunicação SA, Executive Officer at Telecomunicaciones de Guatemala SA, and Manager-Operations & Commercial at Condumex.
Education includes graduate studies at Instituto Panamericano de Alta Dirección de Empresa and undergraduate studies at Universidad La Salle.

José Formoso Martínez active positions

Companies	Position	Start
COMPANHIA DE SANEAMENTO DE MINAS GERAIS	Director/Board Member	29/04/2026
Claro SA Claro SA Specialty TelecommunicationsCommunications Provides telecommunication, fiber, TV and digital services	Director/Board Member	-
Telmex Solutions Telecomunicações Ltda	Chief Executive Officer	-
GB Empreendimentos e Participações SA GB Empreendimentos e Participações SA Cable/Satellite TVConsumer Services Operates as a holding company with interests in the cable television sector	Chief Executive Officer	-
Telmex do Brasil Ltda. Telmex do Brasil Ltda. Specialty TelecommunicationsCommunications Provides telecommunications services	Chief Executive Officer	-

All active positions of José Formoso Martínez

Former positions of José Formoso Martínez

Companies	Position	End
PrimeSys Solucoes Empresariais SA PrimeSys Solucoes Empresariais SA Specialty TelecommunicationsCommunications Provides data, voice and image network telecommunications services, systems integration, web hosting, Internet consulting and IT consulting services	Chief Executive Officer	-
Star One SA Star One SA Specialty TelecommunicationsCommunications Provides satellite telecommunications services	Chairman	-
Empresa Brasileira de Telecomunicaçoes SA Embratel Empresa Brasileira de Telecomunicaçoes SA Embratel Specialty TelecommunicationsCommunications Provides long distance services	President	-
Telmex America Latina	Director/Board Member	-
░░░░░░░ ░░ ░░░░░░░░ ░░ ░░ ░░	░░░░░░░░	-

See the detail of José Formoso Martínez's experience

Training of José Formoso Martínez

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of José Formoso Martínez's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	18
Embratel Participações SA Embratel Participações SA Specialty TelecommunicationsCommunications Provides local and long distance wired and wireless telecommunications services in Brazil and Argentina	Communications
Net Serviços de Comunicação SA Net Serviços de Comunicação SA Cable/Satellite TVConsumer Services Provides pay-television and broadband internet services	Consumer Services
Empresas Cablevision SA de CV Empresas Cablevision SA de CV Cable/Satellite TVConsumer Services Provides cable television and internet connection services	Consumer Services
Empresa Brasileira de Telecomunicaçoes SA Embratel Empresa Brasileira de Telecomunicaçoes SA Embratel Specialty TelecommunicationsCommunications Provides long distance services	Communications
Claro SA Claro SA Specialty TelecommunicationsCommunications Provides telecommunication, fiber, TV and digital services	Communications
Telecom El Salvador SA de CV Telecom El Salvador SA de CV Specialty TelecommunicationsCommunications Provides telecommunication services	Communications
PrimeSys Solucoes Empresariais SA PrimeSys Solucoes Empresariais SA Specialty TelecommunicationsCommunications Provides data, voice and image network telecommunications services, systems integration, web hosting, Internet consulting and IT consulting services	Communications
Telecomunicaciones de Guatemala SA Telecomunicaciones de Guatemala SA Specialty TelecommunicationsCommunications Provides telecommunications services	Communications
GB Empreendimentos e Participações SA GB Empreendimentos e Participações SA Cable/Satellite TVConsumer Services Operates as a holding company with interests in the cable television sector	Consumer Services
Instituto Panamericano de Alta Dirección de Empresa Instituto Panamericano de Alta Dirección de Empresa Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Universidad La Salle Universidad La Salle Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Telmex do Brasil Ltda. Telmex do Brasil Ltda. Specialty TelecommunicationsCommunications Provides telecommunications services	Communications
Companhia de Saneamento de Minas Gerais Companhia de Saneamento de Minas Gerais Water UtilitiesUtilities Provides water supply and sanitary sewage services	Utilities
Star One SA Star One SA Specialty TelecommunicationsCommunications Provides satellite telecommunications services	Communications
Telmex America Latina
Pcs Nicaragua
Condumex
Telmex Solutions Telecomunicações Ltda