Professional, Scientific & Technical Services vs Real Estate, Rental & Leasing
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 | Professional, Scientific & Technical Services | Real Estate, Rental & Leasing |
|---|---|---|
| Total filings | 1,972,263▲ | 14,698 |
| National share % | 51.47%▲ | 0.38% |
| Distinct sponsors | 39,035▲ | 1,586 |
| Filings / employer | 51 | 9 |
| Rank | #1▲ | #16 |
| Top sponsor | COGNIZANT TECHNOLOGY SOLUTIONS US CORP | CBRE, INC. |
| Top occupation | Software Developers | Software Developers |
Filings by fiscal year
Year-over-year H-1B demand within each sector.
Professional, Scientific & Technical Services
Real Estate, Rental & Leasing
Top 5 sponsors — Professional, Scientific & Technical Services
- 1COGNIZANT TECHNOLOGY SOLUTIONS US CORP65,207
- 2Google LLC26,107
- 3Ernst & Young U.S. LLP23,247
- 4TATA CONSULTANCY SERVICES LIMITED20,102
- 5INFOSYS LIMITED14,069
Top 5 sponsors — Real Estate, Rental & Leasing
Top 5 occupations — Professional, Scientific & Technical Services
- 115-1252Software Developers841,013
- 215-1299Computer Occupations, All Other215,595
- 315-1211Computer Systems Analysts100,637
- 415-1253Software Quality Assurance Analysts and Testers93,920
- 515-2051Data Scientists84,435
Top 5 occupations — Real Estate, Rental & Leasing
- 115-1252Software Developers3,788
- 215-2051Data Scientists1,407
- 313-2051Financial and Investment Analysts1,146
- 413-2011Accountants and Auditors788
- 515-1299Computer Occupations, All Other774
Top 5 hiring states — Professional, Scientific & Technical Services
Swap an entity
Replace either sector above without losing the comparison. 2-way for now; 3+ comparison coming soon.
Swap A: Professional, Scientific & Technical Services
Swap B: Real Estate, Rental & Leasing
Or browse the full sector index.