23839 - Other Building Finishing Contractors

When it comes to construction projects, the finishing touches are just as crucial as the foundational work. NAICS code 23839, titled Other Building Finishing Contractors, represents a specialized segment of the construction industry that focuses on these essential finishing activities. If you’re exploring government contracting, business classification, or industry insights, understanding this NAICS code can help you identify market opportunities and comply with federal standards.

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What is NAICS Code 23839?

NAICS code 23839 covers establishments primarily engaged in specialized building finishing activities that don’t fall into more common finishing categories. These contractors provide the critical final stages of a building’s construction — from drywall finishing to insulation installation — bringing interiors to life with expert craftsmanship.

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Sector: Construction

This code falls under the Construction sector, which encompasses a broad range of services related to building and infrastructure development. Within this sector, NAICS 23839 zeroes in on finishing contractors who focus on specialized tasks after the main structure is built.

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Typical Business Activities under NAICS 23839

Businesses and contractors classified under NAICS 23839 often perform activities such as:

• Drywall finishing, including taping, texturing, and coating
• Insulation installation to improve energy efficiency and comfort
• Acoustic ceiling installation for soundproofing and aesthetic appeal
• Other specialized finishing work not elsewhere classified (e.g., plastering, decorative finishes)

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Size Standards for NAICS Code 23839

The United States Small Business Administration (SBA) sets size standards based on the number of employees to determine small business eligibility for federal contracting:

• Employees: Maximum of 16,500 employees

This relatively large size standard reflects the wide scope and substantial workforce that some finishing contractors may employ, making it an accessible category for many businesses.

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Examples of Businesses under NAICS 23839

• Drywall finishing contractors specializing in surface preparation and finishing of drywall surfaces.
• Building insulation contractors installing fiberglass, spray foam, or other insulating materials.
• Acoustical ceiling contractors who install sound-absorbing ceiling systems in commercial and residential buildings.

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NAICS Code 23839 Details Table

NAICS Code	Title	Sector	Description	Size Standard (Employees)	Typical Business Types
23839	Other Building Finishing Contractors	Construction	Establishments primarily engaged in specialized building finishing activities not classified elsewhere, such as drywall finishing and insulation installation.	16,500	Drywall finishers, Insulation contractors, Acoustical ceiling installers

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Frequently Asked Questions (FAQ)

What kinds of construction services are included in NAICS code 23839?

This NAICS code includes specialty finishing services such as drywall finishing, insulation installation, acoustical ceiling installation, plastering, and other finishing work not classified in other categories.

How does NAICS 23839 differ from other building finishing codes?

NAICS 23839 is a catch-all category for specialized finishing contractors whose services don’t fit more common finishing classifications like painting or flooring, making it unique in covering diverse finishing activities.

Why is the size standard for NAICS 23839 so high?

The SBA’s size standard of 16,500 employees reflects the potential scale of finishing contractors who may work on large projects with multiple crews, allowing large and small businesses to qualify based on size.

Can insulation contractors fall under this category?

Yes, insulation contractors who specialize in installing various insulation materials are included under NAICS 23839.

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Conclusion

NAICS code 23839 - Other Building Finishing Contractors plays a pivotal role in the construction sector, covering specialized finishing services that enhance building functionality and aesthetics. Whether you're a contractor looking to classify your business for government contracts or a procurement officer sourcing specialized building finishing services, understanding this NAICS code is essential.

Focusing on drywall finishing, insulation, and acoustical ceilings, businesses under this category deliver the finishing touches that complete construction projects — making NAICS 23839 a key player in the construction industry.

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