NAICS Code Description


56221 - Waste Treatment and Disposal

Top Businesses by Annual Sales for 56221 – Click for Complete Profiles:

Waste Management Holdings IncChambers Development Company
Clean Harbors IncUS Ecology Holdings Inc
Stericycle IncHulcher Services Inc
Energysolutions IncURT Holdings Inc
Fluor Federal Solutions LLCBrambles Usa Inc

This industry comprises establishments primarily engaged in (1) operating waste treatment or disposal facilities (except sewer systems or sewage treatment facilities) or (2) the combined activity of collecting and/or hauling of waste materials within a local area and operating waste treatment or disposal facilities. Waste combustors or incinerators (including those that may produce byproducts, such as electricity), solid waste landfills, and compost dumps are included in this industry.

Cross-References. Establishments primarily engaged in--

  • Collecting, treating, and disposing waste through sewer systems or sewage treatment facilities--are classified in Industry 22132, Sewage Treatment Facilities; and
  • Manufacturing compost--are classified in Industry 32531, Fertilizer Manufacturing.

NAICS Codes that fall under 56221 - Waste Treatment and Disposal