As of December 2025 Dubai Electricity and Water Authority (DEWA) has a market cap of ยฃ28.48 Billion. This makes Dubai Electricity and Water Authority (DEWA) the world's 610th 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.