| Regimental number | 18449 |
| Place of birth | Colac Vic |
| Religion | Baptist |
| Occupation | Home missionary |
| Address | Ryanstown, Dalyston, Victoria |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Father, Porter Helmore, 88 Cross Street, Footscray, Victoria |
| Enlistment date | 29 December 1916 |
| Rank on enlistment | Sapper |
| Unit name | Divisional Signal Company 5, Engineer Reinforcements 13 |
| AWM Embarkation Roll number | 22/15/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A29 Suevic on 21 June 1917 |
| Rank from Nominal Roll | Sapper |
| Unit from Nominal Roll | 5th Divisional Signal Company |
| Fate | Returned to Australia 23 July 1919 |