Military railways, Col. J. M. Milliken and Mr. S. M. Felton.
Engineer activities at home, Lieut. Col. J. B. Cress and Lieut. Col. R. W. Crawford.
Sound and flash ranging and searchlights, Lieut. Col. J. B. Cress and Maj. W. D. Young.
Toxic gases, Col. M. T. Bogert, Col. W. A. Walker, Lieut. Col. E. M. Chance, and Lieut. Col. William McPherson.
Defensive gas equipment, Col. Bradley Dewey and Lieut. Col. A. L. Besse.
Subsistence, Lieut. Col. J. H. Adams and Capt. S. B. Johnson.
Clothing and equipage, Lieut. Col. F. A. Ellison and Capt. W. H. Porter.
Miscellaneous quartermaster undertakings: Music, Maj. George H. Richards; fuel, oil, and paints, Mr. J. Elliott Hall; brushes, Capt. T. W. S. Phillips; rolling kitchens, Capt. J. G. Williams and Mr. M. A. Dunning; tools and tool chests, Mr. W. F. Fusting and Mr. M. E. Moye; hardware, Lieut. Col. H. P. Hill and Mr. William A. Graham; factory enterprises, Lieut. Col. H. P. Hill; shoe fitting, Col. F. A. Ellison; meat cutting, Dr. W. O. Trone; packing, Capt. R. H. Moody; horses and mules, Maj. A. Cedarwald.
Motor and horse-drawn vehicles: Motor vehicles, Col. Fred Glover; horse-drawn vehicles, Maj. A. Volgeneau.
Medical and dental supplies, Lieut. Col. J. P. Fletcher and Capt. W. G. Guth.