At its height, Giers' studio employed over two dozen artists, assistants, and other workers."Colonel Lee Crandall," Nashville Union and American, 2 August 1873, p. 4. Artists and photographers who worked at Giers studio at various times included T. M. Schleier, Andrew Bulot, and Charles A. Paret. Paret, who joined the studio in the mid-1860s, colored many of the photos produced by the studio. Colonel Lee Crandall (1832–1926), a former officer in the Confederate Army, managed the studio when Giers was away on trips.
