Nelson Oliveira

Darby Overseas Investments Ltd is a private equity firm founded in 1994 by Nicholas F Brady. The firm is headquartered in Washington, DC.

Helios Towers Ltd. owned and operated telecommunications towers and passive infrastructure. It offered comprehensive tower-related operational services, including site selection, site preparation, maintenance, security and power management. The company was founded in December 2009 and was headquartered in London, the United Kingdom.

Debevoise & Plimpton LLP provides legal services. It serves in the areas of restructurings and bankruptcy litigations, antitrust, corporate governance and environment, taxation, mergers and acquisitions, derivatives, structured finance and capital markets, aviation practice, consumer finance, banking and insurance transactions, data security, investment management, healthcare compliance and employment litigation. The company was founded in 1931 and is headquartered in New York, NY.