James Adam Reuben

Arena Leisure Ltd. operated horseracing fixtures. It was a leisure group comprising three inter-related businesses: Racing Division, Catering Division, and At The Races. The company provided conferencing and banqueting facilities. It offered conferencing and banqueting facilities which provided leisure club and an integrated, branded hotel at a third racecourse. The company was founded by Graham Thomas Parr on August 27, 1965 and was headquartered in London, UK.

Part of Reuben Brothers SA, Investors in Private Capital Ltd. is a British company that provides business support services. The company is based in London, UK.

Part of Reuben Brothers SA, NR Acquisitions Topco Ltd. is a British company that operates Chepstow Racecourse, which hosts 32 racing fixtures annually, including the prestigious Welsh Grand National. The company was founded in 2007 and is based in London, UK. The racecourse is available for hire and offers interesting facts about its history and the Chepstow Races. Additionally, the company provides great ticket deals for race day, and the Welsh Grand National, the biggest race day in Wales, takes place at Chepstow Racecourse every December.

Part of Reuben Brothers SA, OA Holdings Ltd. is an accounting firm that provides bookkeeping and accounting services at an affordable rate. The company is based in London, UK. OA International's audit techniques are applicable to non-corporate entities, and their advisory services have spanned over the Asian countries in particular of Singapore, Malaysia, Indonesia, and Thailand, and expanded into Vietnam in view of the growth of the business and the cultural cultivation. Founded in 2007, the British company strives to deliver accurate financial information timely and also provides special audit services to meet their client's specific requirements.

Metro Bank PLC engages in the provision of retail and commercial banking services. Its products include current accounts, mortgages services, savings accounts, deposit accounts, commercial banking, borrowing, and merchant services. The company was founded by Vernon W. Hill II and Anthony William Thomson in July 2010 and is headquartered in London, the United Kingdom.

Reuben Foundation, founded in 2002, is committed to improving healthcare and education globally through charitable giving. The non-profit company is based in London, UK, and has subsidiaries in the United Kingdom. The foundation has made notable donations to various institutions, including The Reuben Foundation Maternity Centre at Chelsea and Westminster Hospital and The Reuben Gallery at the BAFTA home on 195 Piccadilly. The foundation's focus areas include education, health, and community, and it is overseen by a select group of trustees.

Melbury Capital provides investment services. The private company is based in London, UK.

5 Hertford Street Ltd. was founded in 2009 and provides management services for clubs. The private company is based in London, UK.