CBP data indicates that no other industry had more establishments with fewer than five employees in ZIP code 21128 than construction businesses.
The following table shows industries of total establishments with fewer than five employees in ZIP code 21128 in 2017.
Industries with fewer than five employees in ZIP code 21128 (2017)
| Industry | Total Establishments |
|---|---|
| Construction businesses | 33 |
| Professional, scientific and technical services businesses | 25 |
| Retail trade businesses | 10 |
| Administrative, support, waste management and remediation services businesses | 10 |
| Real estate, rental and leasing businesses | 8 |
| Transportation and warehousing businesses | 5 |
| Wholesale trade businesses | 4 |
| Health care and social assistance businesses | 4 |
| Finance and insurance businesses | 3 |
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