Iberdrola is one of the top five electric utilities in the world by stock market capitalization. Iberdrola is focused on the United Kingdom, the United States, Spain, Brazil, and Mexico and has over 32,000 employees. Its main activities are the production, distribution and supply of electricity and gas. Iberdrola has an installed capacity of 45,000 MW, with 61% emission-free. Iberdrola is a worldwide leader in renewable energy, with over 14,250 MW of wind capacity and 3,400 MW of nuclear.