Clement John Picton was born in Cardiff, Glamorganshire, Wales on 12 July 1889. He trained as an architect at the School of Architecture, University College, London; and privately. He commenced independent practice in Letchworth, Hertfordshire in 1914. In the 1920s he was in partnership with Ernest Richard Knott (1894-1976). A design for a house by them won third prize in The "Daily Mail" Ideal Houses Competition for Architects in 1927.
Picton was a Member of the Society of Architects (MSA) and was admitted an Associate of the Royal Institute of British Architects (ARIBA) in 1925. His address was given as 3 Park Road Chard, Somerset, England in 1911; Gartref, Icknield Way, Letchworth, Hertfordshire in 1914; St. Kilda, The Quadrant, Letchworth, Hertfordshire in 1923; 1, Hillshott, Letchworth, Hertfordshire in 1926; and 28 Willian Way, Letchworth, Hertfordshire, England 1939. He died in January 1956. His death was registered in Hitchin, Hertfordshire, England.
1919: — Alterations, Frome Manor; Wallop's Frome, Hereford; additions, lodge, etc., the Grange, Walton-on-the-Hill; alterations, Dogmersfield Park, Hants; restoration Parrott's Farm, Croxley Green, Hants; restoration, Velhurst, Alfold, Surrey, 1924: — Farm buildings, Ivythorne Manor, Glastonbury; dwelling houses, Knebworth; alterations and additions, West Court, Inkpen, Berks. [Source: Who's Who in Architecture 1926]
Directory of British Architects 1834-1914. Compiled by Antonia Brodie, et al. Volume 2: L-Z. London; New York: British Architectural Library, Royal Institute of British Architects/Continuum, 2001
Who's Who in Architecture 1926. Edited by Frederick Chatterton. London: The Architectural Press, 1926