SIC 6-Digit Codes for "environmental-consulting"

SIC Marketing Level codes provide more specific industry categories within official 4-digit SIC classifications, supporting more precise industry segmentation, market research, and business targeting. For official SIC classification, use the 4-digit SIC code.

Search this keyword in NAICS 8-Digit codes.

companies

Industry	SIC 6-Digit	U.S. companies
Consulting Services Parent: Management Consulting Services	SIC Marketing Level 8742-64	companies 3,790companies
Engineers-Consulting Parent: Engineering Services	SIC Marketing Level 8711-11	companies 5,075companies
Environmental & Ecological Services Parent: Commercial Physical and Biological Research	SIC Marketing Level 8731-11	companies 7,296companies
Engineers-Environmental Parent: Engineering Services	SIC Marketing Level 8711-20	companies 588companies
Water Pollution Measuring Service Parent: Plumbing, Heating and Air-Conditioning	SIC Marketing Level 1711-54	companies 1companies
Scientists-Consulting Parent: Services, Not Elsewhere Classified	SIC Marketing Level 8999-04	companies 4,929companies
Chemists-Analytical & Consulting Parent: Services, Not Elsewhere Classified	SIC Marketing Level 8999-14	companies 75companies
Landscape Appraising & Consulting Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-83	companies 10companies
Foresters-Consulting Parent: Forestry Services	SIC Marketing Level 0851-02	companies 2,667companies
Banks-Consulting Services Parent: Investment Advice	SIC Marketing Level 6282-08	companies 21companies
Funeral Referral & Consulting Services Parent: Funeral Service and Crematories	SIC Marketing Level 7261-06	companies 48companies
Asbestos-Consulting & Testing Parent: Testing Laboratories	SIC Marketing Level 8734-20	companies 98companies
Rubber Research & Consulting Parent: Commercial Physical and Biological Research	SIC Marketing Level 8731-20	companies
Internet Home Page Dev Consulting Parent: Computer Processing and Data Preparation and Processing Services	SIC Marketing Level 7374-16	companies 1,930companies
Plastics-Research & Consulting Parent: Testing Laboratories	SIC Marketing Level 8734-16	companies 86companies
Financial Management & Consulting Parent: Management Consulting Services	SIC Marketing Level 8742-09	companies 289companies
Television Service-Consulting Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-67	companies
Welding Inspection & Consulting Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-98	companies 31companies
Church Consulting Parent: Religious Organizations	SIC Marketing Level 8661-25	companies 27companies
Water Purification Consulting Services Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-70	companies 255companies
Engineers-Hazardous & Industrial Waste Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-55	companies 7companies
Coal Industry Consultants (Wholesale) Parent: Coal and other Minerals and Ores	SIC Marketing Level 5052-05	companies 4companies
Geographers Parent: Surveying Services	SIC Marketing Level 8713-17	companies 3companies
Engineers-Geological Parent: Engineering Services	SIC Marketing Level 8711-18	companies 33companies
Consultants-Support Services Parent: Management Consulting Services	SIC Marketing Level 8742-41	companies 37companies
Expertise & Technical Analysis Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-62	companies 21companies
Government-Contract Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-33	companies 44companies
Oil Field Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-46	companies 34companies
Natural Resources Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-60	companies 41companies
Herbicide Consultants Parent: Soil Preparation Services	SIC Marketing Level 0711-05	companies 6companies
Oil Pollution Clean-Up Parent: Sanitary Services, Not Elsewhere Classified	SIC Marketing Level 4959-10	companies 2companies
Petroleum Consultants Parent: Business Services, Not Elsewhere Classified	SIC Marketing Level 7389-92	companies 95companies
Shoreline Management Parent: Real Estate Agents and Managers	SIC Marketing Level 6531-36	companies 2companies
Septic Tanks Parent: Plumbing, Heating and Air-Conditioning	SIC Marketing Level 1711-08	companies 1,563companies
Engineers-Management Parent: Engineering Services	SIC Marketing Level 8711-27	companies 22companies
Biology Consultants Parent: Commercial Physical and Biological Research	SIC Marketing Level 8731-27	companies 40companies
Zoning Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-47	companies 26companies
Testing (Toxic Material & Gases) Parent: Testing Laboratories	SIC Marketing Level 8734-39	companies 4companies
Water Well Abandonment Service Parent: Water Well Drilling	SIC Marketing Level 1781-09	companies 3companies
Landscape Foresters Parent: Landscape Counseling and Planning	SIC Marketing Level 0781-06	companies 11companies
Laboratories Water & Waste Water Parent: Testing Laboratories	SIC Marketing Level 8734-57	companies 2companies
Meteorological Consultants Parent: Services, Not Elsewhere Classified	SIC Marketing Level 8999-22	companies 9companies
Sanctuaries-Wild Life Parent: Land, Mineral, Wildlife, and Forest Conservation	SIC Marketing Level 9512-07	companies 289companies
Wildlife Conservation Parent: Hunting, Trapping, Game Propagation	SIC Marketing Level 0971-06	companies 159companies
Meteorologists Parent: Services, Not Elsewhere Classified	SIC Marketing Level 8999-26	companies 3companies
Property Identification Service Parent: Real Estate Agents and Managers	SIC Marketing Level 6531-38	companies 26companies
Pollution Control Parent: Commercial Physical and Biological Research	SIC Marketing Level 8731-14	companies 18companies
Weed Control Service Parent: Crop Planting and Protection	SIC Marketing Level 0721-04	companies 334companies
Compost (Manufacturing) Parent: Fertilizers, Mixing Only	SIC Marketing Level 2875-03	companies 140companies
Sewage Disposal Systems Parent: Sewerage Systems	SIC Marketing Level 4952-01	companies 139companies
Quality Control Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-30	companies 91companies
Lake & Beach Cleaning & Improvement Parent: Sanitary Services, Not Elsewhere Classified	SIC Marketing Level 4959-05	companies 29companies
Bituminous Coal-Underground Mining Parent: Bituminous Coal Underground Mining	SIC Marketing Level 1222-98	companies 2companies
Tank Abandonment Service Parent: Special Trade Contractors, Not Elsewhere Classified	SIC Marketing Level 1799-45	companies 1companies
Hazardous Materials Consultants Parent: Refuse Systems	SIC Marketing Level 4953-21	companies 162companies
Ranger Services Parent: Forestry Services	SIC Marketing Level 0851-08	companies 101companies
Septic Tanks Consultants Parent: Plumbing, Heating and Air-Conditioning	SIC Marketing Level 1711-34	companies 54companies
Oceanographers Parent: Commercial Physical and Biological Research	SIC Marketing Level 8731-07	companies 11companies
Oil Well Surveyors Parent: Oil and Gas Field Services, Not Elsewhere Classified	SIC Marketing Level 1389-09	companies 7companies
Laboratories-Marine Biological Parent: Commercial Physical and Biological Research	SIC Marketing Level 8731-23	companies 6companies
Timber Cruisers Parent: Forestry Services	SIC Marketing Level 0851-04	companies 4companies
Deer Barriers & Repellants (Retail) Parent: Retail Nurseries, Lawn and Garden Supply Stores	SIC Marketing Level 5261-42	companies 4companies
Legislative Analysts & Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-39	companies 22companies
Environmental Surveys Parent: Surveying Services	SIC Marketing Level 8713-15	companies 22companies
Environmental Analysis Services Parent: Services, Not Elsewhere Classified	SIC Marketing Level 8999-54	companies
Environmental Conservation/Ecologcl Org Parent: Social Services, Not Elsewhere Classified	SIC Marketing Level 8399-37	companies 1,697companies
Environmental Test Equipment (Manufacturing) Parent: General Industrial Machinery and Equipment, Not Elsewhere Classified	SIC Marketing Level 3569-24	companies 17companies
Testing Equipment-Environmental Parent: Testing Laboratories	SIC Marketing Level 8734-40	companies 8companies
Air Pollution Measuring Equipment (Wholesale) Parent: Warm Air Heating and Air-Conditioning Equipment and Supplies	SIC Marketing Level 5075-20	companies 5companies
Soil Testing Equipment (Wholesale) Parent: Professional Equipment and Supplies, Not Elsewhere Classified	SIC Marketing Level 5049-23	companies 4companies
Spill Control Equipment & Materials (Manufacturing) Parent: General Industrial Machinery and Equipment, Not Elsewhere Classified	SIC Marketing Level 3569-15	companies 9companies
Geologists Supplies (Wholesale) Parent: Professional Equipment and Supplies, Not Elsewhere Classified	SIC Marketing Level 5049-03	companies 2companies
Geophysical Apparatus (Wholesale) Parent: Professional Equipment and Supplies, Not Elsewhere Classified	SIC Marketing Level 5049-09	companies 13companies
Water Softening Equipment Service & Supplies Parent: Electrical and Electronic Repair Shops, Not Elsewhere Classified	SIC Marketing Level 7629-28	companies 450companies
Geophysicists Parent: Services, Not Elsewhere Classified	SIC Marketing Level 8999-18	companies 48companies
Geochemists Parent: Services, Not Elsewhere Classified	SIC Marketing Level 8999-16	companies 3companies
Geological Laboratories Parent: Commercial Physical and Biological Research	SIC Marketing Level 8731-33	companies 2companies
Contamination Control Equipment & Supplies Parent: Testing Laboratories	SIC Marketing Level 8734-35	companies 9companies
Food Facilities-Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-31	companies 281companies
Air Pollution Control Equipment & Service (Wholesale) Parent: Warm Air Heating and Air-Conditioning Equipment and Supplies	SIC Marketing Level 5075-29	companies 5companies
Farm Management Systems Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-48	companies 17companies
Airport Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-62	companies 10companies
Oil Property Management Parent: Lessors of Real Property, Not Elsewhere Classified	SIC Marketing Level 6519-02	companies 27companies
Energy Conservation Prods Services-Systems (Retail) Parent: Lumber and other Building Materials Dealers	SIC Marketing Level 5211-36	companies 231companies
Oil & Gas Consultant Parent: Oil and Gas Field Exploration Services	SIC Marketing Level 1382-04	companies 101companies
Fishery Consultants Parent: Fish Hatcheries and Preserves	SIC Marketing Level 0921-01	companies 207companies
Government-Contractors Parent: Special Trade Contractors, Not Elsewhere Classified	SIC Marketing Level 1799-65	companies 207companies
Philosophers Parent: Miscellaneous Personal Services, Not Elsewhere Classified	SIC Marketing Level 7299-77	companies 14companies
Calculating Charts & Tables Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-45	companies 2companies
Marine Resource Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-25	companies 6companies
Laboratory Set-Up Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-57	companies 6companies
Aquaculture Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-58	companies 4companies
Engineers-Forest Parent: Forestry Services	SIC Marketing Level 0851-06	companies 3companies
Consultants-Referral Service Parent: Management Consulting Services	SIC Marketing Level 8742-15	companies 131companies
Housing-Survey Consultants Parent: Management Services	SIC Marketing Level 8741-17	companies
Statistical Service Parent: Business Services, Not Elsewhere Classified	SIC Marketing Level 7389-75	companies 48companies
Sawmill Consultants (Manufacturing) Parent: Sawmills and Planing Mills, General	SIC Marketing Level 2421-06	companies 1companies
Construction Reports Parent: Management Services	SIC Marketing Level 8741-06	companies 36companies
Technologists-Professional Parent: Engineering Services	SIC Marketing Level 8711-74	companies 23companies
Research Service Parent: Commercial Economic, Sociological, and Educational Research	SIC Marketing Level 8732-06	companies 3,997companies
Golf Course Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-19	companies 241companies
Archaeologists Parent: Noncommercial Research Organizations	SIC Marketing Level 8733-01	companies 98companies
Engineers-Petroleum Parent: Engineering Services	SIC Marketing Level 8711-31	companies 21companies
Forensic Consultants Parent: Testing Laboratories	SIC Marketing Level 8734-09	companies 396companies
Contractors-Engineering General Parent: Engineering Services	SIC Marketing Level 8711-05	companies 385companies
Bid Reporting Service Parent: Management Services	SIC Marketing Level 8741-10	companies 10companies
Energy Management Systems & Products Parent: Plumbing, Heating and Air-Conditioning	SIC Marketing Level 1711-31	companies 6,157companies
Management Services Parent: Management Services	SIC Marketing Level 8741-30	companies 13,403companies
Management Research Parent: Management Consulting Services	SIC Marketing Level 8742-49	companies 8companies
Consultant Brokers Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-26	companies 133companies
TV Stations & Broadcasting Co Cnslnts Parent: Television Broadcasting Stations	SIC Marketing Level 4833-02	companies 31companies
Dental Practice-Management & Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-43	companies 151companies
Telephone Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-50	companies 18companies
Consultants-Business NEC Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-99	companies 33,689companies
Human Resource Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-22	companies 2,536companies
Fallout Shelters-Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-37	companies
Business Solutions Parent: Accounting, Auditing, and Bookkeeping Services	SIC Marketing Level 8721-20	companies 457companies
Information System Consultants Parent: Computer Related Services, Not Elsewhere Classified	SIC Marketing Level 7379-06	companies 47companies
Personnel Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-03	companies 5,201companies
Electronics-Consultants Parent: Computer Related Services, Not Elsewhere Classified	SIC Marketing Level 7379-02	companies 491companies
Business Services NEC Parent: Business Services, Not Elsewhere Classified	SIC Marketing Level 7389-99	companies 25,135companies
School & College Information Parent: Schools and Educational Services, Not Elsewhere Classified	SIC Marketing Level 8299-03	companies 120companies
Unemployment Insurance Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-69	companies 5companies
Fire Violations-Removed Parent: Special Trade Contractors, Not Elsewhere Classified	SIC Marketing Level 1799-50	companies 1companies
International Trade Services Parent: Investors, Not Elsewhere Classified	SIC Marketing Level 6799-01	companies 501companies
Computer Consultants Parent: Computer Related Services, Not Elsewhere Classified	SIC Marketing Level 7379-05	companies 946companies
Computer Related Services NEC Parent: Computer Related Services, Not Elsewhere Classified	SIC Marketing Level 7379-99	companies 4,582companies
Business Support Service Parent: Civic, Social, and Fraternal Associations	SIC Marketing Level 8641-21	companies 512companies
Foreign Sales Corporation-Management Parent: Management Consulting Services	SIC Marketing Level 8742-67	companies 1companies
Bank Designers & Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-21	companies 16companies
Hospital Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-35	companies 132companies
State Government-Air/Water/Solid Waste Management Parent: Air and Water Resource and Solid Waste Management	SIC Marketing Level 9511-02	companies 252companies
Sewage Treatment Equipment (Manufacturing) Parent: Service Industry Machinery, Not Elsewhere Classified	SIC Marketing Level 3589-08	companies 1companies
Combustion & Heating Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-60	companies 13companies
Plating Consultants (Manufacturing) Parent: Electroplating, Plating, Polishing, Anodizing, and Coloring	SIC Marketing Level 3471-08	companies 4companies
Industrial Waste Removal Parent: Refuse Systems	SIC Marketing Level 4953-25	companies 11companies
Occupational Health & Safety Services Parent: Offices and Clinics of Health Practitioners, Not Elsewhere Classified	SIC Marketing Level 8049-10	companies 277companies
Waste Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-89	companies 62companies
Hearing & Sound Level Testing Parent: Testing Laboratories	SIC Marketing Level 8734-07	companies 22companies
Animal Nutritionist Consultants Parent: Animal Specialty Services, except Veterinary	SIC Marketing Level 0752-16	companies 14companies
Pet Consultants Parent: Animal Specialty Services, except Veterinary	SIC Marketing Level 0752-26	companies 8companies
Hardware Consultants Parent: Computer Related Services, Not Elsewhere Classified	SIC Marketing Level 7379-01	companies 40companies
Motel & Hotel Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-03	companies 91companies
Elevator Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-28	companies 101companies
Business Management Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-01	companies 18,836companies
Insurance Consultants & Advisors Parent: Insurance Agents, Brokers and Service	SIC Marketing Level 6411-04	companies 1,575companies
Motivation Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-33	companies 26companies
Housing Consultants Parent: Real Estate Agents and Managers	SIC Marketing Level 6531-24	companies 79companies
Records-Management Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-34	companies 129companies
Utility Bill Consultants Parent: Management Consulting Services	SIC Marketing Level 8742-55	companies 7companies
Export Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-30	companies 13companies
Assessment Consultants Parent: Real Estate Agents and Managers	SIC Marketing Level 6531-40	companies 113companies
Workmen's Compensation Consultants Parent: Insurance Agents, Brokers and Service	SIC Marketing Level 6411-13	companies 326companies
Real Estate Consultants Parent: Real Estate Agents and Managers	SIC Marketing Level 6531-17	companies 2,416companies
Fashion Consultants Parent: Miscellaneous Personal Services, Not Elsewhere Classified	SIC Marketing Level 7299-05	companies 108companies
Image Consultants-Personal Parent: Miscellaneous Personal Services, Not Elsewhere Classified	SIC Marketing Level 7299-47	companies 77companies
Executive Search Consultants Parent: Employment Agencies	SIC Marketing Level 7361-05	companies 2,488companies
Management Training Parent: Schools and Educational Services, Not Elsewhere Classified	SIC Marketing Level 8299-11	companies
Security Systems Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-13	companies 757companies
Industrial Relations Consultants Parent: Business Consulting Services, Not Elsewhere Classified	SIC Marketing Level 8748-40	companies
Services NEC Parent: Services, Not Elsewhere Classified	SIC Marketing Level 8999-99	companies 43,546companies

Other classifications

Search "environmental-consulting" in Extended NAICS →

Sources & methodology

NAICS definitions: U.S. Census Bureau, 2022

SIC definitions: OSHA SIC Manual

Classification methodology →

SICCODE.com business data

15M+ companies · 20M+ establishments

About our business data →

Need help finding the right data?

Tell us who you want to reach. Our company and contact data supports outreach, CRM enrichment, and AI-assisted prospecting.

Put this data to work

Need environmental-consulting companies to contact?

Email, phone and direct mail lists · Request a free count & sample →

Find companies like your best customers

Lookalike targeting · Share examples →

Customer file missing industry codes?

NAICS and SIC appending · Get codes added →

Code too broad? Refine your targets by company fit.

Website-Reviewed & Enriched Lists · See how it works →

Standard business-list orders start at $50, with flexibility for smaller industry lists.

See what's included in a business list

Standard business list fields

Company & contacts

Company name, contact name and title, phone, website

Address & location

Business and mailing address, location type, latitude/longitude

Industry & firmographics

NAICS and SIC codes and titles, sales, employees, years in business, modeled credit

Field availability varies by company.

Optional business contact emails

Available for eligible U.S. lists, priced separately. Not included in Canadian lists.

Additional data on request

More business attributes, geographic details, digital information, and website research.

View full Business Data Dictionary →

See all products and pricing

SIC 6-Digit Codes for "environmental-consulting"

Other classifications

Sources & methodology

SICCODE.com business data

Industry Intelligence

Industry Classification Hubs

Classification Research Tools

Applied Data Services & Use Cases

Standard business list fields

Optional business contact emails

Additional data available on request