Richard Mark Jenkins

Prestfelde School Ltd. operates as a preparatory school. The non-profit company is based in Shrewsbury, UK. The British company was founded in 1929 by G. K. Dovey.

Rubery Owen Holdings Ltd operates as automotive component technology company for motor car. The company was founded in 1949 and is headquartered in Brierley Hill, the United Kingdom.

Cel-f Solar Systems Ltd. provides renewable energy and property maintenance services to the commercial and housing sectors. It offers a 360° service from specialist renewable implementations and asset management to general property maintenance. The company was founded by Kevin Knapp and Andrew John Knapp in 1999 and is headquartered in Kent, the United Kingdom.

Rotech Laboratories Ltd. provides research and laboratory testing. Its services include positive material identification, mechanical, product, finish and corrosion testing, metallography, chemical analysis, and development projects. The company was founded in 1918 and is headquartered in Wednesbury, the United Kingdom.

Part of Rubery Owen Holdings Ltd, Rozone Ltd. is a British company that specializes in commercial kitchen cleaning products, including their duct-tech range and a variety of first-rate commercial kitchen cleaning products. The company is based in Wednesbury, UK. The company also offers industrial degreasing and parts cleaning machines under their Rowasher range. With a focus on science-led cleaning, Rozone has been replacing chemical products with safer solvent-based solutions for over 30 years. The company was founded in 1936. The CEO is Kenneth George Clark.

Cambrian Garages Ltd. provides new and used car dealership services. The private company is based in Telford, UK.