Possible NAICS Codes
237990 – Other Heavy and Civil Engineering Construction
238990 – All Other Specialty Trade Contractors
237110 – Water and Sewer Line and Related Structures Construction
221310 – Water Supply and Irrigation Systems
238110 – Poured Concrete Foundation and Structure Contractors
238910 – Site Preparation Contractors
488310 – Port and Harbor Operations
236220 – Commercial and Institutional Building Construction
562910 – Remediation Services
562219 – Other Nonhazardous Waste Treatment and Disposal