Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,987 pages of information and 232,838 images on early companies, their products and the people who designed and built them.
Sugg's patents of Vincent Works, Regency Street, Westminster, London, SW
1841 Sugg, Pywell and Co, gas meter manufacturers, were at 19 & 20 Marsham St, London
1860 Death of William Sugg, gas meter manufacturer, of Marsham Street.
1911 Sugg and Co exhibited a gas calorimeter, at the Physical Society's Exhibition
1914 Engineers. Specialities: incandescent gas burners, lamps and lights, gas cooking stoves, gas testing apparatus, iron and brass founding. Employees 430. 
1961 Engineers and manufacturers of lighting, heating, cooking and ventilating apparatus, including "Halcyon" selective air heating system and "Queen Convectair" gas fires. 
Contributor FG on 9th November 2011 writes: I went to work at Suggs of Regency Street when I was 14 in 1935 and stood at a row of lathes fed by belts from a long overhead drive shaft but had to leave after a few months because brass filings used to get into my clothing and then eventualy into my skin causing scratching all day