The Largest Companies in Latin America in 2026

Latin America is home to many large and influential companies important for the global economy. If you are a beginner retail investor in Latin America, understanding the biggest companies by market capitalization is a smart first step.

1. MercadoLibre (Argentina) - $103.15 billion
MercadoLibre (MELI) leads Latin America’s e-commerce and fintech markets, providing online buying platforms and payment services across the region.

2. Petrobras (Brazil) - $96.02 billion
Petrobras (PBR) plays a major role in Brazil’s oil and gas industry, producing and exploring energy resources for South America.

3. Itaú Unibanco (Brazil) - $95.71 billion
Itaú Unibanco (ITUB) is one of the largest banks in Latin America, providing diverse financial services to individuals and businesses.

4. BTG Pactual (Brazil) - $92.86 billion
BTG Pactual (BPAC5) is a leading investment bank and wealth management firm, growing its influence throughout Latin America.

5. Grupo México (Mexico) - $90.07 billion
Grupo México (GMEXICOB) focuses on mining and infrastructure, supporting Mexico’s industrial growth and construction.

6. Nu Holdings (Nubank) (Brazil) - $81.45 billion
Nu Holdings (NU), known as Nubank, revolutionizes digital banking with customer-friendly online financial products.

7. Vale (Brazil) - $69.49 billion
Vale (VALE) is a mining giant specializing in iron ore and nickel, supplying minerals to markets worldwide.

8. América Móvil (Mexico) - $64.09 billion
América Móvil (AMX) is the largest telecommunications company in Latin America, offering mobile and internet connectivity.

9. Walmex (Mexico) - $56.24 billion
Walmex (WALMEX) runs Walmart stores across Mexico and Central America, playing a key role in retail and everyday consumer goods.

10. Banco Santander Brasil (Brazil) - $49.54 billion
Banco Santander Brasil (SAN) is a major banking institution offering a range of financial products and services in Brazil.