Harry Andrew was born on 30 April 1889 and was active as an architect in Hull, England from c.1915 onwards. He was for many years in partnership with Frederick John Horth (1879-1964) as Horth & Andrew
A watercolour drawing of 'Cottage Ferriby' in East Yorkshire, and a photograph of 'West Hill Cottage' in Hessle, East Yorkshire, designed by Horth & Andrew are illustrated in 'The Studio Yearbook of Decorative Art' 1926 (pp.39, 42).
In 1923 Horth & Andrew won an architectural competition to design the public baths in the borough of Greenwich, London. The building was opened in October 1928.
In the mid-1940s Horth & Andrew remodelled the Sailor's Home on Salthouse Lane, Hull. A plan for the reconstruction of the Hebrew Synagogue in Osborne Street in Hull by Horth & Andrew, Architects, Hull, dated 16 October 1954 is in Hull City Archives.
Andrew was elected an Associate of the Royal Institute of British Architects (ARIBA) in 1915 and a Fellow of the Royal Institute of British Architects (FRIBA) in 1926. His address in 1926 and 1939 was given as Custom House Buildings, Whitefriarsgate, Hull. He died in Holderness Yorkshire in October 1973