Possible NAICS Codes
562998 – All Other Miscellaneous Waste Management Services
423490 – Other Professional Equipment and Supplies Merchant Wholesalers
541519 – Other Computer Related Services
238220 – Plumbing, Heating, and Air-Conditioning Contractors
541330 – Engineering Services
921190 – Other General Government Support
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
562910 – Remediation Services
562219 – Other Nonhazardous Waste Treatment and Disposal
561421 – Telephone Answering Services