Richard Alexander McGregor Ramsay

National Nuclear Laboratory Ltd. provides research and technology services for nuclear fuel cycle. The firm offers measurement and analysis, safety management, environmental services, waste and residue processing, post irradiation examination, and waste management technology. The company was founded in 2008 and is headquartered in Warrington, the United Kingdom.

Castle Trust Capital PLC provides mortgage and investment services. It offers investors access to UK house price returns and also mortgages that will share the profit or loss with homeowners. The company was founded by Sean Oldfield in October 2012 and is headquartered in London, the United Kingdom.

Momentum Multi-Asset Value Trust Plc operates as a closed-end investment fund. It seeks to deliver a combination of income and capital growth while maintaining low levels of volatility. The company was founded in 1996 and is headquartered in London, the United Kingdom.

Part of Optio Group Ltd., Northcourt Ltd. provides nuclear property insurance services. The private company is based in Saint Julian's, Malta. The CEO of the Maltese company is Alan Patrick Rickett. Northcourt was acquired by Optio Group Ltd. on April 29, 2021.

JLEN Environmental Assets Group Ltd. engages in the investment in environmental infrastructure to generate investment returns. Its portfolio includes onshore wind, PV solar, waste and wastewater processing plants and anaerobic digestion plants, in the UK and France. The company was founded on December 12, 2013 and is headquartered Saint Peter Port , the United Kingdom.

Part of CTC Holdings (Cayman) Ltd., Castle Trust Capital Management Ltd. is a financial services company based in Basingstoke, UK. Castle Trust offers tailor-made development finance solutions for experienced developers seeking to maximize their returns through the efficient use of capital. The British company is authorized and regulated by the Financial Conduct Authority and is a participant in the Financial Services Compensation Scheme (FSCS). The private company was founded in 2012. Martin Paul Bischoff has been the CEO of the company since 2018.

Castle Trust Capital Nominees Ltd. acts as a nominee, trust, and depository. The private company is based in London, UK.

GPS Malta Ltd. provides real estate services. The private company is based in St. Julians, Malta.

The Shareholder Executive provides shareholding advisory services to the government. The private company is based in London, UK. The British company was founded by Richard D. Gillingwater.

Columbia Threadneedle AM (Holdings) Plc provides investment management services. The company was founded in 1868 and is headquartered in Edinburgh, the United Kingdom.

Part of Castle Trust Capital PLC, Castle Trust Finance Ltd. is a British company that provides investment advisory services. The private company is based in London, UK.

Castle Trust Direct Plc engages in provision of mortgage lending and investment services. The company was founded on May 19, 2014 and is headquartered in London, the United Kingdom.

Part of Castle Trust Capital PLC, Castle Trust POS Ltd. is an investment holding British company. The private company is based in London, UK and was founded in 2016.

Part of Castle Trust Capital PLC, Castle Trust Treasury Ltd. is a British company that provides investment services. The private company is based in London, UK and was founded in 2016.