Water Supply and Irrigation Systems, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction, Data Processing, Hosting, and Related Services

Water Supply and Irrigation Systems, Industrial Building Construction, Commercial and Institutional Building Construction, Highway, Street, and Bridge Construction, Electrical Contractors

Residential Remodelers, Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, Site Preparation Contractors

Pumps, tanks, electronic controls, hoses, meters, nozzles, gauges, valves

Sewage Treatment Facilities, All Other Specialty Trade Contractors, Other Waste Collection, Hazardous Waste Treatment and Disposal, Solid Waste Landfill

Sewage Treatment Facilities, Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, Site Preparation Contractors

Other Waste Collection, Other Nonhazardous Waste Treatment and Disposal

Environmental, water quality, monitoring, modeling, watershed, BST, implementation, flood warning, TMDL, nutrient management, mapping

Other Waste Collection, Solid Waste Combustors and Incinerators, Other Nonhazardous Waste Treatment and Disposal

NORTHERN VIRGINIA HAULING

RICHMOND HAULING

KING GEORGELANDFILL, INC.

BETHEL LANDFILL

Other Nonhazardous Waste Treatment and Disposal

Solid Waste Collection, Hazardous Waste Collection, Other Waste Collection, Hazardous Waste Treatment and Disposal, Other Nonhazardous Waste Treatment and Disposal

Water Supply and Irrigation Systems, Sewage Treatment Facilities, All Other Basic Organic Chemical Manufacturing, Biological Product (except Diagnostic) Manufacturing, Building Inspection Services

Site Preparation Contractors, All Other Specialty Trade Contractors, Engineering Services, Building Inspection Services, Environmental Consulting Services

Metal Service Centers and Other Metal Merchant Wholesalers, Recyclable Material Merchant Wholesalers, Computer and Software Stores, Solid Waste Collection, Other Nonhazardous Waste Treatment and Disposal

Other Computer Related Services, Janitorial Services, Carpet and Upholstery Cleaning Services, Other Nonhazardous Waste Treatment and Disposal

Wood Preservation, Paint and Coating Manufacturing, Janitorial Services, Landscaping Services, Other Services to Buildings and Dwellings

All Other Nonmetallic Mineral Mining, Engineering Services, Environmental Consulting Services, Hazardous Waste Collection, Hazardous Waste Treatment and Disposal

Residential Remodelers, Commercial and Institutional Building Construction, Highway, Street, and Bridge Construction, Framing Contractors, Glass and Glazing Contractors

Water Supply and Irrigation Systems, Sewage Treatment Facilities, All Other Basic Organic Chemical Manufacturing, Biological Product (except Diagnostic) Manufacturing, Building Inspection Services

Other Support Activities for Road Transportation, All Other Support Activities for Transportation, Hazardous Waste Collection, Other Waste Collection, Other Nonhazardous Waste Treatment and Disposal

Support Activities for Animal Production, Support Activities for Forestry, Nitrogenous Fertilizer Manufacturing, Fertilizer (Mixing Only) Manufacturing, Other Construction Material Merchant Wholesalers