Armando Galhardo Nunes Guerra

Braskem Qpar SA operates as a holding company with interests in the petrochemical industry. The company was founded on June 11, 2008 and is headquartered in Rio de Janeiro, Brazil.

MASB Desenvolvimento Imobiliário SA is a Brazilian company that was founded in 2007 and is based in Belo Horizonte, Brazil. The private company has subsidiaries in Brazil. MASB Desenvolvimento Imobiliário SA provides property building and real estate services.

Estre Ambiental SA provides waste management and treatment services. It services include collection and transport, cleaning, appreciation, treatment, laboratory analysis and integrated management. The firm also provides in-situ remediation services for contaminated soils, oil and gas drilling, recovery and supplies drilling rigs. The company was founded in 1999 by Wilson Quintella Filho and is headquartered in São Paulo, Brazil.

Tele Norte Leste Participações SA offers a range of integrated telecommunication services, whicih include fixed-line and mobile telecommunication services, data transmission services, including broadband access services, ISP services and other services for residential customers, small, medium and large companies, and governmental agencies. The company operates in the following segments: Fixed-Line Services, Mobile Services and Other. The Fixed-Line Services segment includes its local fixed-line services, including public telephones, long-distance services, fixed-line data transmission services, and interconnections to its fixed-line network. The Mobile Services segment includes voice, mobile data communications and other value-added services, and interconnections to its mobile network. The Other segment includes its television services, ISP services, Internet portal, mobile phone payment system and call center. Tele Norte Leste Participações was founded on May 22, 1998 and is headquartered in Rio de Janeiro, Brazil.

Elba Equipamentos e Serviços SA provides internal logistics and stock management services to industrial plants. Its solutions include trucks, light and heavy cranes, loaders, operations management, and waste services. The company was founded in 1960 and is headquartered in Belo Horizonte, Brazil

Cia Siderurgica Paulista manufactures and distributes flat steel products. Its products include slabs, hot & cold-rolled sheets and coils, heavy plates, and round blanks. The company supplies products to the automotive, shipbuilding, agriculture, and home appliances as well as industrial machinery manufacturing sectors. Companhia Siderurgica Paulista was founded on November 23, 1953 by Martinho Prado Uchôa and Plínio de Queiroz and is headquartered in São Paulo, Brazil.

Brasil Ferrovias SA operates as a holding company with interest in the railway transportation sector. It is comprised of Ferronorte, Ferroban, and Novoeste. The company was founded on February 11, 1998 and is headquartered in São Paulo, Brazil.