Ronnie vaz Moreira

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.

InterCement Participações SA operates as a holding company with interest in manufacturing and selling cement and cement products. The company is headquartered in São Paulo, Brazil.

Constellation Oil Services Holding SA provides oil and gas contract drilling, floating production storage and offloading services. The firm carries out operations through sole segment, Oil and Gas Drilling Services. Its drilling services include ultra-deep water and deep water drilling rigs operations. The company also deals with oil production, storage and exportation. The company was founded in April 1980 and is headquartered in Luxembourg.

Globo Comunicações e Participações SA operates as a media group in Brazil and controls the broadcast television network and the pay-TV programmer in Brazil, as well as a diversified group of publishing, Internet content and music label companies. The company was founded by Irineu Marinho in 1925 and is headquartered in Rio de Janeiro, Brazil.