NAICS Code 541620 - Environmental Consulting Services

NAICS Code 541620 Description

This industry comprises establishments primarily engaged in providing advice and assistance to businesses and other organizations on environmental issues, such as the control of environmental contamination from pollutants, toxic substances, and hazardous materials. These establishments identify problems (e.g., inspect buildings for hazardous materials), measure and evaluate risks, and recommend solutions. They employ a multidisciplined staff of scientists, engineers, and other technicians with expertise in areas, such as air and water quality, asbestos contamination, remediation, and environmental law. Establishments providing sanitation or site remediation consulting services are included in this industry.

More Details

NAICS Code 541620 - Environmental Consulting Services is a final level code of the “Professional, Scientific, and Technical Services” Sector. There are 343 companies verified as active in this industry in the USA with an estimated employment of 88,391 people.

Industry Sector

Professional, Scientific, and Technical Services

Total Companies


Verified Companies


Est. Employment


Annual Payroll


Total Revenue


SBA Size Standard

Annual Revenue Limit of $16,500,000

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Hierarchy Navigation for NAICS Code 541620

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Industry Examples of NAICS 541620

Common types of examples within NAICS Code 541620 - Environmental Consulting Services are:

  • Ecological restoration consulting services
  • Environmental consulting services
  • Environmental reclamation planning services
  • Sanitation consulting services
  • Site remediation consulting services
  • Wetland restoration planning services


For some business types, there may be a similar industry to NAICS Code 541620 - Environmental Consulting Services that is a better classification match. Establishments primarily engaged in:

Companies compiles comprehensive business data and executive contact leads for businesses within NAICS Code 541620 - Environmental Consulting Services. Some of the leading and most notable companies are listed below. To order a list of companies within NAICS Code 541620 - Environmental Consulting Services for marketing (postal mailing, telemarketing, emailing) or analytics-use, click on the link below to “Buy Business List”. Our data analysts are standing by to assist in your list setup and target marketing.

Industry Executives

Would you like to email executives in NAICS Code 541620 - Environmental Consulting Services? Below are some of the common job titles available to be targeted.

  • Business Development
  • Chairman
  • C-Level
  • Director
  • Engineering
  • Executive Director
  • Facilities
  • Finance
  • Human Resource
  • IT
  • Manager
  • Marketing
  • Manufacturing
  • Operations
  • Owner
  • Partner
  • President
  • Principal
  • Purchasing
  • Sales
  • Vice President

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Questions & Answers

  • What is the SBA NAICS 541620 revenue limit?

    Businesses with an annual revenue under $16,500,000 are considered small businesses by SBA.

  • How many active businesses operate in NAICS Code 541620?

    There are 343 verified business locations operating primarily in this industry.

  • What was the total revenue for NAICS Code 541620?

    In 2017 the total revenue for Environmental Consulting Services was $15,865,219,000

  • What was the annual payroll for NAICS Code 541620?

    In 2017 the annual payroll for Environmental Consulting Services was $5,773,391,000

  • How many people work in NAICS Code 541620?

    The number of reported paid employees is 88,391.