Brazil

Top 6 largest Brazilian Companies in the Telecom Services industry by Market Cap

This is the list of the largest public listed companies in the Telecom Services industry from Brazil by market capitalization with links to their reference stock.

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Top Telecom Services Companies from Brazil as of Jan. 01, 2026

Rank Company Market Cap (USD) Country Sector Industry
1 Telefônica Brasil SA $19.30 B Brazil Brazilian Communication Services Brazilian Telecom Services
2 TIM SA $9.42 B Brazil Brazilian Communication Services Brazilian Telecom Services
3 Telecomunicacoes Brasileiras S.A. - TELEBRAS $204.2 M Brazil Brazilian Communication Services Brazilian Telecom Services
4 Oi SA $10.0 M Brazil Brazilian Communication Services Brazilian Telecom Services
5 Desktop - Sigmanet Comunicação Multimídia SA Brazil Brazilian Communication Services Brazilian Telecom Services
6 Unifique Telecomunicações SA Brazil Brazilian Communication Services Brazilian Telecom Services

Top Telecom Services Companies from Brazil as of Jan. 01, 2026

1. Telefônica Brasil SA

Company Profile: Telefônica Brasil SA
Market Cap (USD): $19.30 B
Country: Brazil
Sector: Brazilian Communication Services
Industry: Brazilian Telecom Services

2. TIM SA

Company Profile: TIM SA
Market Cap (USD): $9.42 B
Country: Brazil
Sector: Brazilian Communication Services
Industry: Brazilian Telecom Services

3. Telecomunicacoes Brasileiras S.A. - TELEBRAS

Company Profile: Telecomunicacoes Brasileiras S.A. - TELEBRAS
Market Cap (USD): $204.2 M
Country: Brazil
Sector: Brazilian Communication Services
Industry: Brazilian Telecom Services

4. Oi SA

Company Profile: Oi SA
Market Cap (USD): $10.0 M
Country: Brazil
Sector: Brazilian Communication Services
Industry: Brazilian Telecom Services

5. Desktop - Sigmanet Comunicação Multimídia SA

Company Profile: Desktop - Sigmanet Comunicação Multimídia SA
Country: Brazil
Sector: Brazilian Communication Services
Industry: Brazilian Telecom Services

6. Unifique Telecomunicações SA

Company Profile: Unifique Telecomunicações SA
Country: Brazil
Sector: Brazilian Communication Services
Industry: Brazilian Telecom Services

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