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Louis Sterne and Co of London, later of Glasgow.
1865 Louis Sterne arrived in the UK
1873 The company exhibited electro-magnetic adaptions to lathes and other iron- and wood-working machines
1874 The business of Thomson and Co of Victoria St, Westminster (manufacturer of railway springs and buffers at Crown Ironworks, Glasgow) and the business and patents of Mr L. Sterne, carried on under the name of L. Sterne and Co, were amalgamated as a limited company, Thomson, Sterne and Co; the whole of the capital was taken by the partners of the firm. Subsequently obtained from America the right to construct refrigerating machinery on the De la Vergne system.
Mr. Sterne introduced many important improvements, especially in cold storage engineering and refrigerating plant.
1882 The name of the firm was changed to L. Sterne and Co., Ltd., and, in addition to refrigeration, the company carried on general engineering work, including grinding machinery and wheels and steel springs, at the Crown Ironworks, Glasgow.
1888 Issued catalogue of Emery Machines and Emery Wheels . Introduced the American de la Vergne ammonia refrigeration system into the UK with first installation at Leadenhall Market Cold Storage Company
1909 Public company.
1947 Release of preference shares to the public market but ordinary shares were not so offered
The Hermetic Unit Division had factories at Hillington near Glasgow.
1961 Manufacturers of refrigerating and ice machines; land and marine installations; ammonia CO2, methyl chloride and freon systems. 
1961 440 workers at the Hillington, Glasgow factory were made redundant
1968 Prestcold Ltd, a subsidiary of British Leyland Motor Corporation, bid for L. Sterne and Co in order to expand the refrigeration business which Leyland regarded as "developing" and sharing mass production techniques