January 11th 1928 Robert Brett and Sons became a private limited company, Robert Brett & Sons Ltd with a nominal capital of £25,000, divided into 8,000 preference shares and 17,000 ordinary shares. The company was incorporated ‘with the principal object of acquiring and taking over as a going concern and carrying on the business of a Haulage and General Contractor; Quarry Owner; Gravel and Stone Merchant and Timber Merchant as carried on by Mr Robert Brett at Canterbury.’