First Lieutenant William Neil, 1862, promoted to first lieutenant April 13, 1862; resigned January 30, 1863.
First Lieutenant Thomas W. Nash, promoted to captain, and transferred to company B January 1, 1865.
Second Lieutenant Albert Durkee, 1862, promoted from corporal to second lieutenant April 13, 1862; resigned July 9, 1862.
Second Lieutenant William B. Quirk, joined for duty September 19, 1862; resigned October 17, 1862.
Second Lieutenant Theodore L. Gould, 1862, promoted from first sergeant October 27, 1862; discharged for disability at Georgetown, District of Columbia, no date.
Second Lieutenant George Hayward, killed at Gettysburg, Pennsylvania, July 3, 1863.
First Sergeant Nathan L. Parmeter, promoted to commissary sergeant, transferred to non-commissioned staff, June 16, 1865.
First Sergeant Charles Howard, mustered out with company.
Sergeant Addison E. Tracy, mustered out with company.
Sergeant William Sterling, mustered out with company.
Sergeant Framcis Culver, mustered out with company.
Sergeant Alonzo H. Sterrett, transferred to United States infantry November 22, 1864.
Sergeant William Colburn, promoted to sergeant June 16, 1865; mustered out with company.
Corporal Hiram Dalrymple, mustered out with company.
Corporal Hiram Thornton, paroled prisoner of war.
Corporal Lewis Harper, mustered out with company.
Corporal Charles W. Cary, mustered out with company.
