Oilfield services H-1B filings
Oilfield services employers filed 3,593 H-1B labor condition applications in fiscal years 2020 to 2026, across 229 companies. The largest filers are listed below.
| Company | Sector | All filings |
|---|---|---|
| SLB | Oilfield services | 1,195 |
| Halliburton | Oilfield services | 457 |
| NOV Inc. | Oilfield services | 260 |
| Nabors Industries | Oilfield services | 186 |
| TechnipFMC | Oilfield services | 171 |
| Baker Hughes | Oilfield services | 125 |
| Tenaris | Oilfield services | 111 |
| Weatherford International | Oilfield services | 75 |
| ChampionX | Oilfield services | 62 |
| Enerflex | Oilfield services | 45 |
| Liberty Energy | Oilfield services | 42 |
| Helmerich & Payne | Oilfield services | 35 |
| The Global Edge Consultants | Oilfield services | 34 |
| Subsea7 | Oilfield services | 31 |
| Oceaneering International | Oilfield services | 26 |
| Patterson-UTI Energy | Oilfield services | 25 |
| Jacam Catalyst | Oilfield services | 18 |
| Saipem | Oilfield services | 18 |
| Archrock | Oilfield services | 16 |
| ROSEN Group | Oilfield services | 15 |
| 209 other companies | 646 | |
| All 229 companies | 3,593 |
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.