As of January 2026 Taesa (Transmissora Aliança de Energia Elétrica) has a market cap of $2.52 Billion USD. This makes Taesa (Transmissora Aliança de Energia Elétrica) the world's 4338th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.