CBP data indicates that no other industry had more establishments with fewer than five employees in ZIP code 21210 than professional, scientific and technical services businesses.
The following table shows the top 10 industries of total establishments with fewer than five employees in ZIP code 21210 in 2017.
Top 10 Industries with fewer than five employees in ZIP code 21210 (2017)
| Industry | Total Establishments |
|---|---|
| Professional, scientific and technical services businesses | 42 |
| Health care and social assistance businesses | 26 |
| Retail trade businesses | 14 |
| Real estate, rental and leasing businesses | 13 |
| Finance and insurance businesses | 11 |
| Accommodation and food services businesses | 8 |
| Wholesale trade businesses | 7 |
| Information businesses | 5 |
| Construction businesses | 4 |
| Administrative, support, waste management and remediation services businesses | 4 |
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