Power and utilities H-1B filings
Power and utilities employers filed 8,195 H-1B labor condition applications in fiscal years 2020 to 2026, across 638 companies. The largest filers are listed below.
| Company | Sector | All filings |
|---|---|---|
| Hitachi Energy | Power and utilities | 305 |
| National Grid USA Service Company, Inc. | Power and utilities | 236 |
| Exelon Business Services Company | Power and utilities | 222 |
| Ecolab USA Inc. | Power and utilities | 204 |
| Florida Power & Light Company | Power and utilities | 191 |
| New York Independent System Operator | Power and utilities | 188 |
| PG&E | Power and utilities | 182 |
| Electric Power Research Institute, Inc. | Power and utilities | 179 |
| American Electric Power | Power and utilities | 157 |
| ENTERGY SERVICES, INC. | Power and utilities | 157 |
| Fluence Energy LLC | Power and utilities | 153 |
| Portland General Electric Company | Power and utilities | 143 |
| California Independent System Operator Corporation | Power and utilities | 140 |
| AES Clean Energy Services LLC | Power and utilities | 137 |
| Constellation Energy Generation LLC | Power and utilities | 132 |
| Electric Reliability Council of Texas, Inc. | Power and utilities | 132 |
| Commonwealth Edison, an Exelon Company | Power and utilities | 111 |
| Calpine Corporation | Power and utilities | 98 |
| LandisGyr Technology, Inc. | Power and utilities | 95 |
| Holtec International | Power and utilities | 93 |
| 618 other companies | 4,940 | |
| All 638 companies | 8,195 |
Part of
Filings, not hires or approved visas, from U.S. Department of Labor disclosure data; fiscal years run October to September. It shows what these employers have done, not a commitment to sponsor any role or person. Data as of 2026-06-30.