Fabio Hori Yonamine

Part of CMP Participaçoes Ltda., OAS Investimentos SA operates as an investment firm. The CEO of the Brazilian company is José Adelmário Pinheiro Filho.

Part of CMP Participaçoes Ltda., OAS Infraestrutura SA operates as an engineering and Brazilian civil construction company. The company is based in Guarulhos, Brazil. The company was founded in 2010. The CEO is Josedir Barreto dos Santos.

GlobeNet Cabos Submarinos America, Inc. provides telecommunications services. The firm offers wavelength, carrier Ethernet, international private line (IPL), direct Internet access (DIA), Internet Protocol (IP) transit, and international Internet exchange (GNIIX). The company was founded on January 23, 2003 and is headquartered in Fort Lauderdale, FL.

Internet Group do Brasil SA is a company based in São Paulo, Brazil that offers stockholders the opportunity to buy new shares or debentures for a fixed price. The Brazilian company also provides internet services through Oi Fibra, with speeds of up to 1 Giga. The company was founded in 1999 by Sonia Dulá. Internet Group do Brasil was acquired by Ongoing Strategy Investments SGPS SA from Oi SA on April 15, 2012.

OAS Empreendimentos SA engages in the acquisition, management, development, and promotion of real estate properties. Its asset portfolio consists of office buildings, residential condominiums, and commercial spaces located across the country. It offers solutions for mortgage and financing, title transfers, and legal documentation. It also provides engineering and construction services. The company was founded on June 14, 2004 and is headquartered in São Paulo, Brazil.