Reuben Brothers is a privately held company wholly owned by David and Simon Reuben. Based in Switzerland, Reuben Brothers has various departments in countries including the United Kingdom. Its main activities are in real estate, private equity, and venture capitalism. Reuben Brothers have been involved in a number of major business transactions.
Aldersgate Investments Limited is part of the Reuben Brothers holdings and is the principal investment vehicle for both private equity and real estate transactions. Its management is based in Geneva.
The Reuben Foundation was set up in 2002 to channel the charitable contributions of the Reuben family. It was endowed with $100 million and provided an investment income which allowed the foundation to undertake some major philanthropic work including opening the Reuben Foundation Cancer Center at the Great Ormond Street Hospital in London, which created the third largest cancer center for children in the world.