CBP data indicates that no other industry had more establishments with fewer than five employees in ZIP code 21012 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 21012 in 2017.
Top 10 Industries with fewer than five employees in ZIP code 21012 (2017)
| Industry | Total Establishments |
|---|---|
| Professional, scientific and technical services businesses | 52 |
| Construction businesses | 43 |
| Health care and social assistance businesses | 25 |
| Real estate, rental and leasing businesses | 19 |
| Finance and insurance businesses | 17 |
| Administrative, support, waste management and remediation services businesses | 17 |
| Wholesale trade businesses | 12 |
| Arts, entertainment and recreation businesses | 11 |
| Retail trade businesses | 10 |
| Accommodation and food services businesses | 10 |
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