| Major H. Davies | Mobn.--6.4.17 |
| Major F. Norrington | 7.4.17--Armistice. |
XI. A.D.M.S.
| Col. H. O. Trevor | Mobn.--March, '15 |
| Col. B. H. Scott | March, '15--March, '17 |
| Lt.-Col. (T/Col.) H. W. Grattan | March, '17--Oct., '18 |
| Lt.-Col. (T/Col.) H. C. R. Hime, D.S.O. | Oct., '18--Armistice. |
XII. D.A.D.O.S.
| Major H. M. Howard | Oct., '14--26.1.15 |
| Major F. H. P. O'Connor | 27.1.15--18.11.15 |
| Major S. T. Hayley, D.S.O. | 19.11.15--26.12.15 |
| Major S. B. Winch | 27.12.15--28.4.17 |
| Major R. G. P. Hare | 29.4.17--Armistice. |
XIII. A.D.V.S. (later D.A.D.V.S.)
| Major H. M. Lenox-Conyngham | 6.9.14--28.8.15 |
| Major R. Tindle | 29.8.15--2.2.18 |
| Major R. F. Bett | 3.2.18--Armistice. |
XIV. Senior Chaplains (C. of E.)
| Rev. T. P. Moreton | July, '15--Oct., '15 |
| Rev. Nevile Talbot, M.C. | Oct., '15--May, '16 |
| Rev. Maurice Ponsonby, M.C. | May, '16--Nov., '16 |
| Rev. J. D. McCready | Nov., '16--31.12.16 |
| Rev. L. G. Reed, M.C. | 1.1.17--7.7.18 |
| Rev. E. C. Hoskyns, M.C. | 8.7.18--Armistice. |