Christopher Anthony Hohn

RIT Capital Partners Plc is an investment company, which objective is to deliver long-term capital growth, while preserving shareholders’ capital, and to invest without the constraints of a formal benchmark, but to deliver for shareholders increases in capital value more than the relevant indices over time. The company was founded by Jacob Rothschild in 1961 and is headquartered in London, the United Kingdom.

The Children's Investment Fund Management (UK) LLP also known as TCI Fund Management (TCI), is the Great Britain-based alternative investment management subsidiary of Tci Advisory Services LLP in Great Britain. Established in 2003 by Christopher Hohn, the firm is headquartered in London. TCI is known for their commitment to shareholder activism and for their involvement in charitable work. Part of the firm's management fees and profits is donated each year to CIFF-Children's Investment Fund Foundation, a large UK-based charity founded in 2002 by Jamie and Christopher Cooper-Hohn. CIFF aims to improve the lives of children in developing countries. The foundation's main areas of activity are the impact of the HIV/AIDS epidemic on children, emergency humanitarian aid, access to sanitary water, education and the consequences of climate change. TCI manages a large Cayman-domiciled hedge fund. Their investors are high-net worth individuals and institutions, including U.S. and European pension funds, insurance companies and university endowments.

Perry Capital UK LLP (Perry) is the Great Britain-based alternative investment management subsidiary of Perry Capital Ltd., itself the wholly-owned subsidiary of Perry Corp’s Perry Capital LLC in the US. Established in 2005, the firm is located in London and manages the Perry hedge funds for high-net worth individual and institutional investors.

Apax Partners (UK) Ltd (Apax Partners) is a private equity subsidiary of Apax Partners Holdings Ltd founded in 1977. The firm is headquartered in London, United Kingdom with additional offices in Mumbai, Hong Kong, Munich, New York, Shanghai and Tel Aviv.

Part of PricewaterhouseCoopers International Ltd., Coopers & Lybrand (London) is a British company that provides accounting services. The company is based in Edinburgh, UK.

TCI Fund Management (UK) Ltd. provides security brokerage & fund management services. The company was founded in 2003 and is headquartered in London, the United Kingdom.