Cristiane Barretto Sales
Director of Finance/CFO at OI S.A.
Profile
Cristiane Barretto Sales is currently the Director-Entrepreneurial Winning Women at Ernst & Young Global Ltd.
since 2018.
She is also currently serving as the Chief Financial Officer at Oi SA since 2021.
In her former positions, Ms. Barretto Sales worked as the Director-Finance & Management at Tele Leste Celular Participações SA from 2000 to 2003.
She also held the position of Director-Investor Relations & Controller at Vivo Participaçoes SA from 2011 to 2012.
Additionally, she served as the Executive Director-Planning & Financial Management at Claro SA. From 2009 to 2015, she worked as the Director-Controllership at Vivo SA. Ms. Barretto Sales also held the position of Director-Finance & Management at Telebahia Celular SA from 2000 to 2005 and at Telergipe Celular SA from 2000 to 2003.
She served as the Executive VP-Clients, Strategy & Quality at Telefonica Brasil SA from 2011 to 2015.
Furthermore, she worked as the Chief Financial Officer at Telemig Celular SA and ATMA Participações SA. She started her career as a Senior Manager-Audit at Arthur Andersen & Co. SC.
Ms. Barretto Sales completed her undergraduate degree at the University of Navarra and Salvador University.
Cristiane Barretto Sales active positions
| Companies | Position | Start |
|---|---|---|
| OI S.A. | Director of Finance/CFO | 2021-08-31 |
Ernst & Young Global Ltd.
 Ernst & Young Global Ltd. Other Consumer ServicesConsumer Services Ernst & Young Global Ltd. engages in the provision consulting services. Its services include assurance, consulting, strategy and transaction, and tax. The company was founded on November 26, 2001 and is headquartered in London, the United Kingdom. | Corporate Officer/Principal | 2017-12-31 |
Former positions of Cristiane Barretto Sales
| Companies | Position | End |
|---|---|---|
| TELEFÔNICA BRASIL S.A. | Public Communications Contact | 2012-12-31 |
Vivo SA
 Vivo SA Specialty TelecommunicationsCommunications Vivo SA provides cellular telecommunications services. It is a cellular operator in the states of Acre, Alagoas, Amapa, Amazonas, Bahia, Ceara, Espirito, Santo, Goias, Maranhao, Mato Grosso, Para Parana, Pernambuco, Rio Grande do Norte, Rio Grande do Sul and Rondonia. It serves the telecommunication industries. The company is headquartered in Sao Paulo, Brazil. | Director of Finance/CFO | 2014-12-31 |
Telemig Celular SA
 Telemig Celular SA Wireless TelecommunicationsCommunications The Company's principal activity is to provide public, private and industrial telephone, leased lines and data transmission services. It operates in the market of cellular mobile telephone, internet, telex transmission and other related services in the state of Minas Gerais. | Director of Finance/CFO | 2009-09-08 |
Telebahia Celular SA
 Telebahia Celular SA Wireless TelecommunicationsCommunications Telebahia Celular SA provides cellular mobile telephone services. The private company is based in Salvador, Brazil. | Director of Finance/CFO | 2004-12-31 |
| Tele Leste Celular Participações SA | Director of Finance/CFO | 2002-12-31 |
Training of Cristiane Barretto Sales
| University of Navarra | Undergraduate Degree |
| Salvador University | Undergraduate Degree |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 3 |
|---|---|
| TELEFÔNICA BRASIL S.A. | Communications |
| OI S.A. | Communications |
| ATMA PARTICIPAÇÕES S.A. | Commercial Services |
| Private companies | 9 |
|---|---|
| Tele Leste Celular Participações SA | Communications |
Vivo Participaçoes SA
 Vivo Participaçoes SA Specialty TelecommunicationsCommunications Vivo Participaçoes SA provides wireless telecommunication services. Its services include phone data transmission, mobile internet services, voice and data transmission, such as access to mobile broadband Internet, video transmission and other on-line communication formats. The company was founded in 1998 and is headquartered in São Paulo, Brazil. | Communications |
Telemig Celular SA
Telemig Celular SA Wireless TelecommunicationsCommunications The Company's principal activity is to provide public, private and industrial telephone, leased lines and data transmission services. It operates in the market of cellular mobile telephone, internet, telex transmission and other related services in the state of Minas Gerais. | Communications |
Claro SA
 Claro SA Specialty TelecommunicationsCommunications Claro SA engages in the provision of telecommunications services to corporate and individual clients. It offers fixed and mobile telephony, broadband internet, and cable television subscriptions in prepaid and postpaid billing schemes. The company was founded in 1992 and is headquartered in Sao Paulo, Brazil. | Communications |
Arthur Andersen & Co. SC
 Arthur Andersen & Co. SC Miscellaneous Commercial ServicesCommercial Services Part of Arthur Andersen LLP, Arthur Andersen & Co. SC is a Brazilian company. | Commercial Services |
Vivo SA
Vivo SA Specialty TelecommunicationsCommunications Vivo SA provides cellular telecommunications services. It is a cellular operator in the states of Acre, Alagoas, Amapa, Amazonas, Bahia, Ceara, Espirito, Santo, Goias, Maranhao, Mato Grosso, Para Parana, Pernambuco, Rio Grande do Norte, Rio Grande do Sul and Rondonia. It serves the telecommunication industries. The company is headquartered in Sao Paulo, Brazil. | Communications |
Telebahia Celular SA
Telebahia Celular SA Wireless TelecommunicationsCommunications Telebahia Celular SA provides cellular mobile telephone services. The private company is based in Salvador, Brazil. | Communications |
| Telergipe Celular SA | |
Ernst & Young Global Ltd.
Ernst & Young Global Ltd. Other Consumer ServicesConsumer Services Ernst & Young Global Ltd. engages in the provision consulting services. Its services include assurance, consulting, strategy and transaction, and tax. The company was founded on November 26, 2001 and is headquartered in London, the United Kingdom. | Consumer Services |
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