Larson & Associates, Inc. NAICS / SIC CODES:

NAICS was developed jointly by the U.S., Canada, and Mexico to provide new comparability in statistics about business activity across North America. 

The North American Industry Classification System (NAICS) is replacing the U.S. Standard Industrial Classification (SIC) system. NAICS will reshape the way we view our changing economy. 

If you wish to find more information about NAICS or SIC please visit:

Listed below is SIC / NAICS codes  and description of current codes that Larson & Associates, INC. employ.

We have also listed the federal supply group codes (FSGC) for Larson & Associates, INC. 


562910 Remediation Services: 

This industry comprises establishments primarily engaged in one or more of the following: (1)
remediation and cleanup of ground water; (2) waste water treatment, and hazardous
material removal. 

562998 All Other Miscellaneous Waste Management Services: 

This U.S. industry comprises establishments primarily engaged in providing waste management
services (except waste collection, waste treatment and disposal, remediation, septic tank pumping and related services, and waste management consulting services). 

562219 Other Non-hazardous Waste Treatment and Disposal: 

This U.S. industry comprises establishments primarily engaged in (1) operating non-hazardous waste treatment and disposal facilities or (2) the combined activity of collecting and/or hauling of non-hazardous waste materials within a local area and operating waste treatment or disposal facilities.



4941-03           Water Supply Systems

4953-04           Waste Disposal

4953-05           Waste Disposal--Hazardous

4959                 Environmental remediation services

                         Oil Spill cleanup services

                         Ground water

                         Site remediation services

5085                 Industrial Supplies

7629-28           Water Softening Equipment & Services

7699-07           Water Pressure Cleaning

7699-34           Tank Cleaning

7699-86           Grease Traps--Cleaning Services

8731-11           Environmental & Ecological Services

Primary SIC Codes:      8731-11 

For more information on Federal Supply Codes please check the following website:

Federal Supply Group Codes:



4330     Centrifugals, Separators, and Pressure and Vacuum Filters

4610     Water Purification Equipment: Demineralizers/Filtration Equipment

F104     Industrial investigation surveys/technical support related to water pollution

F106     Toxic Substance Support

F107     Hazardous substance analysis

F108     Hazardous substance removal, clean-up/disposal services/operational support

F110     Development of environmental impact statements/assessments

F111     Industrial investigations, surveys/technical support for multiple pollutants

F112     Oil spill response including cleanup, removal, disposal/operational support

F999     Other environmental services, studies/analytical support 


Primary FSG Code:              F108  &  4610


Secondary FSG Codes:        4330  


CODE:                  DESCRIPTION:

34430001            Aftercoolers

36290001            Air Dryers

35640001            Air Purification Systems


35690007            Micronic Filter

35690018            Diatomite

35690013            Liquid

35690017            Metal Cloth

35690009            Other


34430030            Cooling Towers




CODE:                DESCRIPTION:

34430034            Absorbers

34430237            Aftercoolers

35640252            Air Purification Systems

36241471            Carbon Products

22953696            Coated & Impregnated Media

87314039            Fluid Processes

                            Services, Base Maintenance

95118254            Waste Management

95118257            Water Treatment Systems

35698885            Filtering Tanks

34438965            Ion Exchange

34438967            Water Refining

                            Cooling Towers

                            Water Conditioning Equipment

35899720            Filters

35899726            Purification Equipment               

1799                    Special Trade Contractors

35                        Industrial machinery and equipment 

3569                    General Industrial Machinery and Equipment, NEC

3589                    Service Industry Machinery, NEC



49                        Electric, Gas, and Sanitary Services

4941                    Water Supply

76                        Miscellaneous Repair Services

7699                    Repair Shops and Related Services, NEC

                            Cesspool & Septic Tank Cleaning

89                        Miscellaneous Services

8999                    Environmental Consultants


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