EEI Corporation engages in general contracting and construction equipment rental businesses in the Philippines and internationally. The company constructs, installs, and erects power generating facilities; oil refineries; chemical production plants; cement plants; food and beverage manufacturing facilities; semiconductor assembly plants; roads, bridges, railroads, ports, airports, elevated expressways, metro rail transit systems, and other infrastructure; and high rise residential and office towers, and hotel buildings. It also provides labor supply, project management, and supervision services; offers construction and repair services for VCR storage tanks, tank cleaning and degassing services, and tank relocation and dismantling services; constructs gas service stations; fabricates aboveground and underground steel tanks; and undertakes piping, structural, and civil works. In addition, the company owns and operates a 15 megawatt peaking plant, as well as owns investments in renewable energy power projects; develops, manages, and sells houses and real estate properties; trades in industrial equipment and systems, as well as construction materials and equipment; maintains and operates industrial facilities; rents, repairs, and maintains construction equipment; provides manpower, and professional and skilled workers to contractors and companies; offers consultancy and management services; manufactures specialized food products; and operates a steel fabrication plant. The company was incorporated in 1931 and is based in Quezon City, the Philippines.