Though he was living at 27 Claremont Road, Walthamstow in 1911 census with his largely Italian-born family, including future TV cabinet manufacturer brother Victor. In 1912, Ercolani took up a part-time appointment at High Wycombe Technical School, teaching furniture design to evening classes which were attended by High Wycombe's furniture makers.
Living in 27 Claremont Road, Walthamstow with his Italian-born family in 1911 census, including future TV cabinet manufacturer brother Victor, Ercolani took on a part-time role at High Wycombe Technical School in 1912, teaching furniture design to evening classes attended by local furniture makers.