Stanley  was born in Stockwell, Surrey in 1875, son of William de Wilde Cater, an army contractor born in India, and Alexandrina Mary (nee Dwight) born in Pimlico.

Service records

Name - Stanley William CATER.
Address - 41 Oakhill Rd, E. Putney.
Attested - 29 Nov 1915. 
Age - 40 yrs 2 m - born 1875.
Occupation - Insurance Inspector.
Previous service - Queens Westminster - 7 years.
Service - East Surrey Regt. No.1200. 14 Apr 1914 
               4/1st Cambridgeshire Regt, C coy. - transferred 15 Apr 1916
               1/6th Norfolk Regt. No.225493 - transferred 23 Jul 1917
               25th Bn London Regt. No.741387 - transferred 14 Jan 1918.
               att. Home Defence Army Cycle Corp.
Demobilised - 12 Jan 1919

It would appear from the service record and the lack of a medal card that Stanley did not serve overseas.