North American Industry Classification System (NAICS)

113110 - Timber Tract Operations
113310 - Logging
212313 - Crushed and Broken Granite Mining and Quarrying
212319 - Other Crushed and Broken Stone Mining and Quarrying
212321 - Construction Sand and Gravel Mining
221310 - Water Supply and Irrigation
221320 - Sewage Treatment Facilities
236220 - Commercial and Institutional Building Construction
237110 - Water and Sewer Line and Related Structures Construction
237310 - Highway, Street, and Bridge Construction
237990 - Other Heavy and Civil Engineering Construction
238160 - Roofing Contractors
238290 - Other Building Equipment Contractors
238910 - Site Preparation Contractors
238990 - All Other Specialty Contractors
532412 - Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing
561730 - Landscaping Services
561990 - All other Support Services (Diving Services on a contract or fee basis)
562910 - Remediation Services

 

Standard Industrial Classification (SIC)

0851 - Forestry Services
1429 - Crushed and Broken Stone, NEC
1442 - Construction Sand and Gravel
1611 - Highway and Street Construction
1622 - Bridge, Tunnel and Elevated Highway
1623 - Water, Sewer and Utility Lines
1629 - Heavy Construction, NEC
1771 - Concrete Work
1794 - Excavation Work
2411 - Logging 
7353 - Heavy Construction Equipment Rental

 

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