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NAICS 237990, industry

NAICS 237990: Other heavy and civil engineering construction

NAICS 237990 is the industry code for other heavy and civil engineering construction. Use it on loan applications, tax forms and registrations. Explore financing for construction and start your application when you are ready.

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What 237990 covers

Businesses classified here build heavy civil projects not covered elsewhere, such as dams, docks, marine structures, tunnels, outdoor recreation facilities and dredging.

Included in this code

  • Dam and levee construction
  • Marine and dock construction
  • Dredging
  • Tunnel construction
  • Golf course and athletic field construction
  • Jetty and breakwater construction

Not this code

Businesses that use 237990

Marine construction contractorDredging companySports field builder

Financing for this trade

Heavy civil contractors use equipment loans and leases for excavators, dozers and trucks, working capital lines sized to backlog and invoice factoring on public and prime contractor receivables. Lenders look at bonding capacity, work in progress schedules, retainage and backlog.

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Is 237990 the right code for a marine, dam or other heavy civil contractor?

Yes, if your business builds dams, docks, marine works, tunnels or other heavy civil projects. The code for highways and bridges is 237310. Pick the code that matches the activity earning most of your revenue, and use that same code on your tax return, loan applications and SBA forms so lenders see one consistent picture.

What is the SBA size standard for 237990?

The SBA size standard for 237990 is $45 million in average annual receipts. A business at or under that figure, counting affiliates, is small for SBA loans such as 7(a) and 504 and for federal contracting set asides. Receipts are averaged over the five most recently completed fiscal years.

What financing do heavy civil contractors use?

Heavy civil contractors use equipment loans and leases for excavators, dozers and trucks, working capital lines sized to backlog and invoice factoring on public and prime contractor receivables. Lenders look at bonding capacity, work in progress schedules, retainage and backlog. Lenders that already fund this trade move faster because they know how to read its cash cycle.

What does NAICS 237990 cover?

Other heavy and civil engineering construction. Industry level code in NAICS 2022, under 23 Construction, 237 Heavy and civil engineering construction, 2379 Other heavy and civil engineering construction, 23799 Other heavy and civil engineering construction.

What financing do NAICS 237990 businesses use?

Equipment financing, working capital, SBA loans and invoice factoring are the products placed most for construction businesses. Start an application and the AI matches the deal to lenders that fund this code.

Where do I put NAICS 237990?

On the SBA loan application, on federal Schedule C or Form 1120, on SAM.gov and state registrations, and on most lender applications. A business can report more than one code; use this one if it describes what produces most of your revenue.