Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,518 pages of information and 233,949 images on early companies, their products and the people who designed and built them.
of 311 Oxford Street, London, W, Coachbuilders.
1798 Company established by Sir Peter Laurie
1858 Advertisement. Open and closed carriages. Manufactory: 313 Oxford Street, London.
1866 "PURSUANT to a Decree of the High Court of Chancery, made in a cause Henry Goodwin Marner and others against Elizabeth Selby and others, the creditors of Richard Goodwin Marner, late of No, 313, Oxford-street, in the county of Middlesex, who carried on the business of a Coachbuilder, at No. 313, Oxford-street aforesaid, under the firm or style of Laurie and Marner, in partnership with John Laurie (since deceased), down to the time of his death, and afterwards on his own sole account, and who died in or about the month of March, 1866, ...."
1873 Incorporated as a limited company.
1914 Coach makers and motor body builders. 
1920 Were allowed to use the Royal Warrant as coachmakers (this seems to have been the final year)