221121 Electric Bulk Power Transmission and Control
Overview
This U.S. industry comprises establishments primarily engaged in operating electric power transmission systems and/or controlling (i.e., regulating voltage) the transmission of electricity from the generating source to distribution centers or other electric utilities. The transmission system includes lines and transformer stations.
Alternate descriptions
- Electric power control
- Electric power transmission systems
- Transmission of electric power
Businesses
Top carriers
- Federated Rural Electric
- Hartford Fire & Cas Grp
- Texas Mutual Ins Co
- Chubb Ltd Grp
- Emc Ins Co Grp
- Liberty Mut Grp
Cross reference
Industry codes related to NAICS 221121: general liability, SIC, and state or NCCI class codes.
General Liability (GL)
NCCI Class Code
CA Class Code
DE Class Code
MI Class Code
NJ Class Code
NY Class Code
PA Class Code
TX Class Code
Market report
No report available