ALFA comprises five business groups: Alpek (petrochemicals), Nemak (high-tech aluminum auto components), Sigma (refrigerated food), Alestra (information technologies and telecommunications), and Newpek (natural gas and hydrocarbons). ALFA is the world’s leading manufacturer of aluminum engine heads and blocks, and one of the world’s largest producers of PTA and PET. In addition, it leads the Mexican market in petrochemicals such as polypropylene, EPS and caprolactam. It is leader in the North American processed meats market, as well as in value-added telecom services for the enterprise segment in Mexico. In 2011, ALFA reported revenues of Ps. 182,763 million (U.S. $14.7 billion), and EBITDA of Ps. 21,166 million (U.S. $1.7 billion). Currently, ALFA has manufacturing operations in 17 countries and employs 57,000 people. ALFA’s shares are quoted on the Mexican Stock Exchange and on Latibex, the market for Latin American shares of the Madrid Stock Exchange.