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Classification codes for a civil engineering consulting firm

Engineering services. Below are the closest matches in NAICS, ISIC, SIC, NACE, SOC, and other major classification systems. Click any code for its full definition, subcategories, and crosswalks across every system.

NAICS 2022· North America
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SIC 1987· USA/UK
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No strong match in SIC 1987.
NACE Rev 2· European Union (27 countries)
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ANZSIC 2006· Australia, New Zealand
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SOC 2018· United States
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No strong match in SOC 2018.
ISCO-08· Global
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HS 2022· Global
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No strong match in HS 2022.
CPC v2.1· Global
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Frequently asked questions

What NAICS 2022 code applies to a civil engineering consulting firm?
The closest NAICS 2022 match for a civil engineering consulting firm is 541690 Other Scientific and Technical Consulting Services. Other candidates include 541611 Administrative Management and General Management Consulting Services and 541618 Other Management Consulting Services.
What ISIC Rev 4 code applies to a civil engineering consulting firm?
The closest ISIC Rev 4 match for a civil engineering consulting firm is 620 Computer programming, consultancy and related activities. Other candidates include 6202 Computer consultancy and computer facilities management activities and 692 Accounting, bookkeeping and auditing activities; tax consultancy.
What NACE Rev 2 code applies to a civil engineering consulting firm?
The closest NACE Rev 2 match for a civil engineering consulting firm is 70.22 Management consultancy activities. Other candidates include 71.11 Architectural and engineering activities and related technical consultancy and 71.12 Architectural and engineering activities and related technical consultancy.
What ANZSIC 2006 code applies to a civil engineering consulting firm?
The closest ANZSIC 2006 match for a civil engineering consulting firm is 6923 Engineering Design and Engineering Consulting Services. Other candidates include 6962 Management Advice and Related Consulting Services and 696 Management and Related Consulting Services.
What NIC 2008 code applies to a civil engineering consulting firm?
The closest NIC 2008 match for a civil engineering consulting firm is 2811 Manufacture of engines and turbines, except aircraft, vehicle and cycle engines. Other candidates include 28110 Manufacture of engines and turbines, except aircraft, vehicle and cycle engines and 33121 Repair and maintenance of engines and turbines excluding aircraft, vehicle and cycle engines.
What ISCO-08 code applies to a civil engineering consulting firm?
The closest ISCO-08 match for a civil engineering consulting firm is 4221 Travel Consultants and Clerks. Other candidates include 2511 Systems Analysts and 1212 Human Resource Managers.
What CPC v2.1 code applies to a civil engineering consulting firm?
The closest CPC v2.1 match for a civil engineering consulting firm is 83116 Supply chain and other management consulting services. Other candidates include 83931 Environmental consulting services and 71591 Financial consultancy services.
How accurate are these classifications?
These are the top full-text matches from each system's official code titles and descriptions. For filings that require a legally precise classification (taxes, regulatory registrations, customs), confirm with the relevant authority or a qualified professional. Use the classifier for faster iteration and the code detail pages for definitions.

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