Early financial career
Nat began his professional career in the financial sector in the 1990s.
He worked at Lazard Brothers Asset Management in London and subsequently at Gleacher Partners, a New York-based mergers and acquisitions advisory firm.
These positions gave him experience in investment management and corporate finance.
Atticus Capital
One of his most important early positions was at Atticus Capital, an international hedge-fund manager.
He became co-chairman of Atticus Capital and remained associated with the organization until its dissolution in 2009.
During this period, he developed a reputation as an international investor and developed extensive relationships with institutional investors and business leaders.
JNR Limited
Nat subsequently chaired JNR Limited, an investment advisory company focused particularly on:
Emerging markets
Metals
Mining
Natural resources
The Rothschild Archive describes JNR as one of his principal investment businesses.
Bumi / Vallar
Nat became heavily involved in natural resources through Vallar plc, an investment vehicle established to acquire mining assets.
Vallar raised approximately £707 million in its 2010 London IPO and subsequently pursued major Indonesian coal investments. The resulting business became associated with Bumi plc.
Nat served as co-chairman of Bumi plc.
The venture became controversial because of disputes among shareholders and Indonesian business partners, eventually leading to major restructuring.
Vivarte
Nat also served as chairman of Vivarte, a major French retail group associated with brands including Kookai.
Barrick Gold
Between 2010 and 2013, Nat served as a director of Barrick Gold Corporation, one of the world's major gold-mining companies.
Volex
Another major part of his more recent corporate career has been Volex plc, a UK-listed manufacturer of electronic and electrical products.
He joined Volex in 2015 and subsequently became Executive Chairman. Through NR Holdings Ltd, his investment company, he became Volex's largest shareholder.