Samuel Arthur Speare Yeo was born in Exeter, Devon, England in 1885. He was articled to John Archibald Lucas (1869-1945) in 1899 and remained with him as his assistant. He also attended the Royal Albert Memorial Museum College [now Exeter College] and Universitry College, London. He worked as an assistant to Percy Burnell Tubbs (1868-1933) from 1904. He qualified as an architect in 1907 and subsequently practised in London.
Yeo was elected an Associate of the Royal Institute of British Architects (ARIBA) in 1907. His address was given as 2 Calabria Road, Highbury, London and 68 Aldersgate Street, London in 1907; Bank Chambers, St. John Street, London in 1914 and 1930; St. Andrew's Lodge, Homefield Road, Sudbury, Middlesex in 1930 and 1935; Station Chambers, 56 Turnhill Street, London in 1935 and 1939; and Willow Hill, The Clump, Rickmansworth, Hertfordshire in 1939. He died in Wandsworth, London on 10 August 1966
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
‘Obituary’. Building vol. 211, 19 August 1966 p. 104