Roberto Luis Maestretti

Barugel, Azulay & Cía SAIC is a holding company engaged in the design, manufacture, and commercialization of construction finishing materials. Its products include ceramic tiles, parquet tiles, bathroom fixtures, and cabinetry. It also retails furniture, such as tables and chairs, and household appliances, such as coffee makers and microwave ovens. Further, it offers consulting, installation, and aftersales services. The company was founded by Ernesto Barugel on January 19, 1933 and is headquartered in Buenos Aires, Argentina.

Supermercados Norte SA operates a chain of supermarkets. It owns and operates 22 hypermarkets, 141 supermarkets and 123 maxidiscount stores under the brand name Norte. The company distributes meat, fruits, vegetables, canned food, dairy products, and beverages. Supermercados Norte was founded in 1964 and is headquartered in Martinez, Argentina.

Petrobras Energia Participaciones SA engages in the exploration, production, and refining of oil and gas, as well as in the generation, transmission, and distribution of electricity. The company also produces petrochemicals, as well as markets and transports hydrocarbons. It conducts its oil and gas exploration and production operations in Argentina, Venezuela, Peru, Bolivia, and Ecuador. The company processes crude oil production in Argentina. Petrobras Energia produces various petrochemical products, including styrene, polystyrene, synthetic rubber, fertilizers, and polypropylene in Argentina and Brazil. The company also generates, transmits, and distributes electricity in Argentina. In addition, it provides oil, gas, and liquefied petroleum gas brokerage services to producing companies.