Stuart John Black

T.C.L. Holdings (Parent) Ltd. is a British construction company that constructs residential, commercial, and schools. The private company is based in Derby, UK, and has subsidiaries in the United Kingdom. The company was founded in 2014.

Northern Escalator Installations Holdings Ltd. is an investment holding British company founded in 2017. The private company is based in Keighley, UK.

Part of YFM Equity Partners LLP, SOS Leak Detection & Prevention Ltd. is a specialist company based in Wyboston Lakes, UK, dedicated to providing water leak detection solutions with minimal disruption. The company offers a telescopic roof inspection camera that enables high-quality pictures and videos to be taken at the touch of a button, streaming live images through the camera's own Wi-Fi network. SOS Leak Detection provides a fully national and local plumbing service with a focus on customer satisfaction and pride in their work. The British company's specialist leak detection engineers are qualified to deal with water leaks quickly to limit the effects of water damage and improve the claim cycle. Founded in 2011 by Nicholas Guy Day and Bradley Craig Wilby, the company's CEO is James Victor Nash.