NAICS Code 22 Companies ... NAICS Code 221 Companies ... NAICS Code 2211 Companies ... NAICS Code 22112 Companies ... NAICS Code 221121 Companies
Electric Bulk Power Transmission and Control
This U.S. industry comprises establishments primarily engaged in operating electric power transmission systems and/or controlling (i.e., regulating voltages) the transmission of electricity from the generating source to distribution centers or other electric utilities. The transmission system includes lines and transformer stations.
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