Environmental Systems
Environmental Systems was an agency within 2150s Starfleet. The agency was named on the dedication plaques of the  starships; notable individuals of the agency at the time were listed on the plaque. The agency collaborated with other entities named on the plaques in the planning, building, and testing of starships. (, dedication plaque; , dedication plaque)

Columbia (NX-02) 
These individuals were named as Environmental Systems officers on the dedication plaque of . (, dedication plaque)
 B. Blackman
 C. Kunz
 T. Siegel
 P. Corcoran-Woods
 M. Hoffman
 E. Regan
 J. Thomas
 L. White

de: Environmental Systems
United Earth Starfleet agencies