Roberto Rittes de Oliveira Silva

NII Holdings, Inc. engages in the development and provision of wireless communication services. It offers mobile telephone voice, wireless data, push-to-talk services, business solutions, and voice and data roaming solutions. It operates through the Brazil segment. The company was founded in 1995 and is headquartered in Arlington, VA.

Claro Nxt Telecomunicacoes SA provides mobile communications services. Its services include entertainment contents, TV channels, Internet access, load, roaming, and others. The company was founded on September 17, 1991 and is headquartered in Sao Paulo, Brazil.

H.I.G. Capital LLC operates as s a private equity and alternative assets investment firm. Its portfolio focuses in private equity, growth equity, real estate, debt or credit, lending, and bio health. The company was founded by Sami W. Mnaymneh and Anthony Tamer in 1993 and is headquartered in Miami, FL.

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.

Boa Vista Serviços SA engages in the provision and acquisition of credit information. It offers solutions for credit and business management decisions. The company was founded on March 4, 2010 and is headquartered in Barueri, Brazil.