Simon Winkworth

The Quarr Group Ltd. provides building maintenance, catering, cleaning and construction services. It provides services to the organizations in the food services, cleaning and FM, construction, social housing, education and government sectors, through its businesses subsidiary companies, Mountjoy, Nviro and Pabulum. The company was founded in 1992 and is headquartered in Fleet, the United Kingdom.

Vocational Training Charitable Trust is a non-profit organization, which engages in developing vocational qualifications. It offers hairdressing and barbering, beauty therapy, complementary therapy, sport, active health and fitness, hospitality, business and retail and learning and development. The company was founded by Wallace Sharps in 1962 and is headquartered in Eastleigh, the United Kingdom.

The Quarr Group Holdings Ltd. is based in Portsmouth, UK. The British company operates subsidiaries that provide facilities maintenance, construction, catering, and cleaning services. The Quarr Group Holdings Ltd. is a holding company founded in 2017.

Part of The Quarr Group Ltd., N-Viro Ltd. is a specialist provider of clean, hygienic, and safe environments for the education and local government sectors. The company is based in Portsmouth, UK. N-Viro offers expert advice and specialist cleaning services to deliver requirements above the main scope of routine contractual service. The British company aims to make a difference in people's lives by providing clean, hygienic, and safe environments for building users to thrive in. The CEO of the company is Brian Stuart Warren.