The existence of other departments at Lumon Industries is hinted at in the information displayed on the wall display of the Security Office, as well as in the computer terminals.^[1]

The department abbreviations include:

1. CE
2. MDR
3. TA
4. W&A
5. D&R
6. EOP
7. CL
8. WN
9. O&D

Except for MDR (Macrodata Refinement), D&R (Disposal and Reclamation), and O&D (Optics and Design), the meanings of the other abbreviations are unknown. This is not including the “goat department.”

• List of severed employees in the Security Office
• List of severed employees in Irving’s footlocker