Marcelo Cunha Ribeiro

Hopi Hari SA engages in the management of theme parks, recreation centers, bowling alleys and other types of public amusement and related activities. Its services include medical outpatient clinic, infrastructure for nursing mothers and access for the disabled and parking area for vehicles. The company was founded on August 14, 1995 and is headquartered in Vinhedo, Brazil.

Caianda Participações SA operates as a holding company. It engages in the investment activities. The company was founded on July 31, 2000 and is headquartered in São Paulo, Brazil.

Telemar Norte Leste SA engages in providing telecommunications services. It operates through the following segments: Fixed Telephony/Data, Mobile Telephony, and Other. The Fixed Telephony/Data segment offers local and long distance voice transmission and data communication services. The Mobile Telephony segment consists of mobile voice, 3G data communication, and additional services, which include messaging services and interactivity. The Other segment covers pay TV services, internet service provider, means of payment, and call center. The company was founded in 1998 and is headquartered in Rio de Janeiro, Brazil.

Gruçaí Participações SA engages in portfolio management and investment activities. The company was founded on April 30, 1996 and is headquartered in Sao Paulo, Brazil.

GP Investimentos Ltda (GP Investimentos) is a Private Equity firm, a subsidiary of GP Investments Ltd. founded in 1993 by Carlos Alberto da Veiga Sicupira and Roberto Moses Thompson Motta. The firm is headquartered in Milan.

Setiba Participações SA operates as a holding company. The company was founded on December 11, 2006 and is headquartered in São Paulo, Brazil.

Magnesita Refratarios SA engages in the provision of refractory solutions, services, and industrial minerals. It operates through the following segments: Refractory Solutions, Minerals, and Services. The Refractory Solutions segment offers bricks, masses, mortars, valves, and pre-molded concrete. The Minerals segment comprises of magnesite sinter and caustic magnesia. The Services segment includes processes ranging from refractory assembly and removal to monitoring the customer's production process and conducting post mortem tests. The company was founded in 1939 and is headquartered in São Paulo, Brazil.

San Antonio Internacional Ltd. provides integrated drilling, services and management to oil and natural gas companies. Its services include cementing, stimulating, coil tubing and snubbing services, and directional drilling solutions, underbalanced drilling, formation testing, fishing tools and production services. The company was founded in 2007 and is headquartered in Rio de Janeiro, Brazil.

Berna Participações SA is engaged in financial investment and shareholding activities. Its interests focus on the technology industry. The company was founded on December 27, 2007 and is headquartered in São Paulo, Brazil.

Basel Participações SA is engaged in financial investment and shareholding activities. The company was founded on December 29, 2007 and is headquartered in São Paulo, Brazil.

Transnordestina Logística SA provides railway transportation services.

CSN Resources SA engages in energy and natural resource services. The company was founded on October 7, 2009 and is headquartered in Luxembourg.

Beleza Participaçoes SA operates as a holding company. The company was founded in 2011 and is headquartered in São Paulo, Brazil.

Nisa Participações SA operates as a holding company. It was founded on June 15, 2011 and is headquartered in São Paulo, Brazil.

Noah Participações SA engages in financial investment and shareholding activities. The company was founded on June 15, 2011 and is headquartered in São Paulo, Brazil.

BRT Holding 1 SA is engaged in financial investment and shareholding activities. Its interests focus on the telecommunications infrastructure industry. The company was founded on December 29, 2007 and is headquartered in São Paulo, Brazil.

CSN Cimentos SA engages in the production of cement and construction materials. It operates through the construction segment. The company was founded on May 14, 2009 and is headquartered in Sao Paulo, Brazil.

Part of American Tower Corp., BR Towers SPE 1 SA is a private company that provides telecommunication services. The company is based in São Paulo, Brazil.

St Marche Ltda. operates a chain of supermarkets. It offers products high and middle class. The company was founded by Bernardo José de Ouro Preto Santos and Victor do Nascimento Leal Junior in 2002 and is headquartered in Sao Paulo, Brazil.

Part of Companhia Siderurgica Nacional, Berkeley Participaçoes e Empreendimentos SA is a Brazilian company that provides electric power generation services. The private company is based in São Paulo, Brazil. Berkeley Participaçoes e Empreendimentos was acquired by Companhia Siderurgica Nacional on May 10, 2021.