Mining, Quarrying, Oil & Gas vs Professional, Scientific & Technical Services
NAICS-sector comparison built from the H1B Report corpus. Filing volume, distinct sponsor count, sponsor concentration and dominant occupations.
Key metrics
Filings / employer is a concentration hint — higher means a few sponsors do most of the filing.
| Metric | Mining, Quarrying, Oil & Gas | Professional, Scientific & Technical Services |
|---|---|---|
| Total filings | 26,913 | 5,462,333▲ |
| National share % | 0.28% | 57.14%▲ |
| Distinct sponsors | 898 | 63,101▲ |
| Filings / employer | 30 | 87 |
| Rank | #19 | #1▲ |
| Top sponsor | Schlumberger Technology Corporation | INFOSYS LIMITED |
| Top occupation | Software Developers | Software Developers |
Filings by fiscal year
Year-over-year H-1B demand within each sector.
Mining, Quarrying, Oil & Gas
| Period | Value |
|---|---|
| FY2010 | 1,744 |
| FY2011 | 1,824 |
| FY2012 | 2,209 |
| FY2013 | 2,055 |
| FY2014 | 2,282 |
| FY2015 | 2,200 |
| FY2016 | 1,774 |
| FY2017 | 1,675 |
| FY2018 | 1,615 |
| FY2019 | 1,584 |
| FY2020 | 1,301 |
| FY2021 | 1,376 |
| FY2022 | 993 |
| FY2023 | 1,087 |
| FY2024 | 1,066 |
| FY2025 | 1,158 |
| FY2026 | 970 |
Professional, Scientific & Technical Services
| Period | Value |
|---|---|
| FY2010 | 162,393 |
| FY2011 | 184,930 |
| FY2012 | 237,548 |
| FY2013 | 270,996 |
| FY2014 | 334,578 |
| FY2015 | 420,866 |
| FY2016 | 442,248 |
| FY2017 | 408,878 |
| FY2018 | 415,563 |
| FY2019 | 418,841 |
| FY2020 | 341,992 |
| FY2021 | 433,810 |
| FY2022 | 318,868 |
| FY2023 | 324,927 |
| FY2024 | 279,362 |
| FY2025 | 273,304 |
| FY2026 | 193,229 |
Top 5 sponsors — Mining, Quarrying, Oil & Gas
Top 5 sponsors — Professional, Scientific & Technical Services
- 1INFOSYS LIMITED205,262
- 2COGNIZANT TECHNOLOGY SOLUTIONS US CORP128,852
- 3TATA CONSULTANCY SERVICES LIMITED128,379
- 4Deloitte Consulting LLP80,810
- 5WIPRO LIMITED72,392
Top 5 occupations — Mining, Quarrying, Oil & Gas
- 115-1252Software Developers3,074
- 219-2042Geoscientists, Except Hydrologists and Geographers2,093
- 317-2171Petroleum Engineers2,056
- 417-2141Mechanical Engineers1,507
- 517-2051Civil Engineers1,367
Top 5 occupations — Professional, Scientific & Technical Services
- 115-1252Software Developers1,831,913
- 215-1211Computer Systems Analysts750,642
- 315-1299Computer Occupations, All Other523,213
- 415-1251Computer Programmers292,133
- 515-1253Software Quality Assurance Analysts and Testers277,027
Swap an entity
Replace either sector above without losing the comparison. 2-way for now; 3+ comparison coming soon.
Swap A: Mining, Quarrying, Oil & Gas
Swap B: Professional, Scientific & Technical Services
Or browse the full sector index.