William Gair

St. Mark Contracts Ltd. engages in development of building projects. The company was founded on September 15, 2003 and is headquarters in Old Isleworth, the United Kingdom.

Retirement Villages Ltd. offers independent retirement living options across UK. The company is headquartered in Leatherhead, the United Kingdom.

Home Builders Federation Ltd. is an association of homebuilders. The private company is based in London, UK. The British company was founded in 1948.

Bovis, Barratt & Wates is a British company that engages in property development and strategic planning. The private company is based in London, UK.

National House-Building Council is the UK's leading independent provider of warranty and insurance for new homes. The non-profit company provides warranty and insurance for around 70-80% of the new homes built in the UK each year, with around a million on-site inspections carried out annually. The company is based in Knowlhill, UK, and has subsidiaries in the United Kingdom. Established in 1936, the British company has been helping to improve build quality through NHBC Standards. Steven Archibald Wood has been the CEO of the company since 2017.