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NAICS Code· 541350

NAICS 541350: Building Inspection Services

This industry comprises establishments primarily engaged in providing building inspection services. These establishments typically evaluate all aspects of the building structure and component systems and prepare a report on the physical condition of the property, generally for buyers or others involved in real estate transactions. Building inspection bureaus and establishments providing home inspection services are included in this industry. Cross-References. Establishments primarily engaged in--Show more

NAICS 541350 – Building Inspection Services encompasses professional engineering and technical services related to the evaluation, assessment, and compliance verification of structural, mechanical, electrical, and life safety systems in federal facilities. This includes code compliance inspections, structural integrity assessments, fire safety system evaluations, accessibility audits under the ADA, and post-construction or renovation verification.

115
Active Contracts
$180.3M
Total Obligations (12mo)
274
Awarded Contracts (12mo)
157
Contractors Awarded (12mo)
2
Median Bidders per Award
-84.6%
YoY Growth

Industry Spending Overview

Federal obligations, top contractors and agencies, and related industry codes for NAICS 541350.

AI Industry Description

NAICS 541350 – Building Inspection Services encompasses professional engineering and technical services related to the evaluation, assessment, and compliance verification of structural, mechanical, electrical, and life safety systems in federal facilities. This includes code compliance inspections, ...

NAICS 541350 – Building Inspection Services encompasses professional engineering and technical services related to the evaluation, assessment, and compliance verification of structural, mechanical, electrical, and life safety systems in federal facilities. This includes code compliance inspections, structural integrity assessments, fire safety system evaluations, accessibility audits under the ADA, and post-construction or renovation verification. These services are critical to ensuring public safety, regulatory adherence, and long-term asset reliability across federal infrastructure portfolios. In the government contracting landscape, this NAICS supports mission-critical facility management, construction oversight, and risk mitigation initiatives, often integrated into broader capital improvement and maintenance programs. Top contractors in this sector include MGI, INC., THE KLEINFELDER GROUP, INC., ALTITUDE TECHNOLOGIES INC., and ENVIRONMENTAL TESTING AND CONSULTING, INC., representing a mix of mid-sized engineering firms and specialized technical service providers. Many are small businesses or HUBZone-certified entities with deep expertise in building code enforcement, forensic evaluation, and federal facility standards. The competitive landscape is characterized by niche technical capabilities, regional presence, and strong familiarity with federal procurement regulations and inspection protocols. Primary buyers include the Department of Defense, Department of Veterans Affairs, Department of Homeland Security, Department of State, and the General Services Administration. These agencies rely on building inspection services to maintain compliance with federal building codes, ensure operational readiness of military and diplomatic facilities, and uphold safety standards for veteran healthcare and border infrastructure. Demand is driven by aging infrastructure, modernization initiatives, and mandatory inspection cycles tied to federal mandates. The market is moderately competitive with high barriers to entry due to required certifications, technical expertise, and familiarity with federal facility standards. Opportunities exist for firms with specialized credentials in structural engineering, fire protection systems, or ADA compliance, particularly those capable of supporting multi-agency, geographically dispersed inspection programs. Consistent demand stems from recurring inspection cycles and lifecycle management requirements across federal real property portfolios.

Small Business Size Standard

The SBA threshold that decides who can bid NAICS 541350 work as a small business.

$11.5M
Applies to the whole industry code

The SBA cap for this NAICS (13 CFR 121.201). A business at or under it can self-certify as small for work in this code, which is what makes it eligible for a small-business set-aside. The cap is set per NAICS, so the same company can be small in one code and not in another.

13 CFR 121.201, effective January 1, 2026. The SBA revises the table roughly once a year.

Top Contractors

Companies with the highest total award value under NAICS 541350, ranked by dollars won.

Competition

How many companies historically bid on federal awards in NAICS 541350, from bidder counts reported on USAspending.

Fewer Bidders

Median under 3 bidders per reported award. · 12,369 reported awards

Median Bidders

2

Per reported award, all-time

Single-Bid Awards

42%

Share of reported awards with one bidder

10+ Bidder Awards

6%

Share of reported awards with 10+ bidders

Reported Awards

12,369

85% of 14,539 total awards

Bidder Count Distribution by Fiscal Year

Share of reported awards in each bidder-count bracket per federal fiscal year.

How this code compares up the NAICS hierarchy. Parent cohorts pool every code under their prefix, so they are the steadier baseline when a 6-digit sample is thin.

Industry FamilyCompetitionMedian BiddersSingle-BidBidder MixReported Awards
541350This Code
Building Inspection Services
Fewer Bidders242%
12,36985% of 14,539
54135NAICS Industry
Fewer Bidders242%
12,36985% of 14,539
5413Industry Group
Architectural, Engineering, and Related Services
Fewer Bidders246%
637,15885% of 746,601
541Subsector
Fewer Bidders249%
2,918,78285% of 3,416,794
54Sector
Professional, Scientific, and Technical Services
Fewer Bidders249%
2,918,78285% of 3,416,794

Bidder counts reported on past federal awards in this NAICS (USAspending). An open opportunity has no bidders yet, so this is the historical norm for similar work, not a fact about this solicitation. Not all awards report bidder counts, and fewer bidders often means incumbent-held work rather than an easier win. Federal reporting of bidder counts fell from ~96% of awards (FY2016) to ~30% (FY2018 onward); the chart shows shares of reported awards, and washed-out stretches mark years with fewer than 30 of them.

Related NAICS Codes

Industries similar to Building Inspection Services, by shared sector, subsector, and industry group.

Explore contracts across multiple NAICS codes Browse all NAICS Codes

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NAICS 541350 FAQ

Frequently Asked Questions

NAICS code 541350 covers Building Inspection Services. This industry comprises establishments primarily engaged in providing building inspection services. These establishments typically evaluate all aspects of the building structure and component systems and prepare a report on the physical condition of the property, generally for buyers or others involved in real estate transactions. Building inspection bureaus and establishments providing home inspection services are included in this industry. Cross-References. Establishments primarily engaged in--

Recently Posted in Building Inspection Services

NAICS: 541350
New
Federal
Palo Alto VAHCS 3rd Party Elevator Inspection Services
Solicitation # 36C26127Q0069
The Department of Veterans Affairs, through Network Contracting Office 21, is soliciting quotes for third-party elevator inspection and testing services for the VA Palo Alto Health Care System. This is a total set-aside for Service-Disabled Veteran-Owned Small Businesses (SDVOSB), with a requirement that the prime contractor does not subcontract more than 50 percent of the work to non-SDVOSB firms. The contract consists of a base year running from November 1, 2026, to October 30, 2027, with four subsequent one-year option periods. Services will be performed at five locations: the Palo Alto Main Campus, Menlo Park Medical Center, Livermore Medical Center, Mountain View Center, and Sunnyvale. The scope of work requires inspections and testing in accordance with the most current ASME A17.1 standards, specifically Table N-1, covering 6-month, 12-month, 36-month, and 60-month intervals. A critical requirement is that at least one 5-year inspection per elevator must be completed within the first year of the contract. All inspectors must be ASME or NAESA qualified with a minimum of five years of experience. Award will be based on a comparative evaluation of price, technical qualifications, and past performance, with a preference for vendors who exceed minimum requirements. Contractors must adhere to strict reporting guidelines, submitting one hard copy and one electronic searchable report within seven calendar days of completion; failure to follow specific nomenclature for these reports will result in payment denial. Invoices are to be submitted monthly in arrears via the Financial Services Center. Additionally, the contractor must comply with OSHA 10 CFR 1910 and EPA standards, providing a safety plan to the Contracting Officer's Representative within 15 days of award. Quotes must be submitted as a single PDF document by October 14, 2026.
261-NETWORK Contract Office 21 (36C261)

POSTED

1 day ago

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in 2 days
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NAICS: 541350
New
MI 2026-07 Quarterly Building Inspection Services
Solicitation # MI 2026-07
Adams and Associates, Inc., operating on behalf of the U.S. Department of Labor, is soliciting bids for quarterly building inspection services at the Miami Job Corps Center in Florida. The contract covers the inspection of eight buildings totaling approximately 132,230 gross square feet, including dormitories, food service facilities, wellness centers, and educational training and administrative areas. The period of performance runs from November 1, 2026, to October 31, 2027, with inspections required by December 31, March 31, June 30, and September 30. Selected vendors must use standardized Job Corps forms and submit scanned reports and corrective actions within seven days of each inspection. Bids are due by October 23, 2026, and must be submitted on company letterhead, including a cost breakdown per quarterly inspection and a statement that the bid is valid for 90 days. Mandatory requirements for all vendors include an active SAM.gov registration, a valid Unique Entity ID, and all necessary business and employee licenses for the State of Florida. The agreement is subject to Service Contract Act regulations under Wage Determination No. 2005-2248. Insurance requirements include Workers Compensation, Comprehensive General Liability of $1,000,000 per occurrence, and Automobile Liability with limits of $200,000 per person and $500,000 per occurrence for bodily injury. Payment terms are NET 30 days from the date of invoice.
Miami Job Corps Center

POSTED

1 day ago

DEADLINE

in 8 days
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NAICS: 541350
New
SLED
Residential Energy Audit
Solicitation # NSD-RFQu-26-006
The City of Phoenix Neighborhood Services Department is soliciting offers for residential energy audit consulting services under solicitation NSD-RFQu-26-006. The resulting agreement will have a five-year term beginning December 1, 2026, or upon final recording by the City Clerk. The selected contractor will perform standard, emergency, and final energy audits, providing detailed electronic reports that include property photographs and documentation of pre-existing conditions and repairs. Performance timelines are strict, with emergency audits requiring scheduling within 24 hours and completion within three business days, while standard audits must be performed within two weeks of a request. To be considered, offerors must demonstrate at least one year of experience with Manual J, D, and S, as well as appliance and CO2 audits, and must hold the appropriate license from the Registrar of Contractors. Evaluation is based on a pass/fail scoring system across four key areas: statement of qualification, staff capacity and qualifications, contractor licensing, and the pricing proposal. Mandatory submittals include certifications regarding debarment, heat safety compliance, and conflict of interest and transparency forms. Awarded contractors must obtain police department security clearances for staff and adhere to strict confidentiality and data protection standards when submitting reports through the City's secure portal.
Neighborhood Services

POSTED

5 days ago

DEADLINE

in 23 days
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NAICS: 541350
New
International
Building Condition Assessment
Solicitation # 2026-84
The Township of Stirling-Rawdon has issued Request for Quotation 2026-84 for a Building Condition Assessment (BCA) of the Stirling-Rawdon and District Recreation Centre arena. The selected consultant will utilize non-intrusive investigative techniques to gather qualitative and quantitative data on building elements and high-value equipment. Key deliverables include a comprehensive BCA Report featuring facility metrics such as Current Replacement Value, Facility Condition Index, and Insurance Appraisal Value, as well as technical analysis of deficiencies, lifecycle data, and recommended interventions with tentative budgets. All assessments must follow the UNIFORMAT II Classification and comply with the Accessibility for Ontarians with Disabilities Act. The procurement process emphasizes technical methodology over the lowest price, with evaluation factors focusing on asset inventory, location plans, barcode tagging, data management, cost estimating, and sustainability integration. Proposals must be submitted electronically via the designated bidding portal by November 12, 2026, though the project is not anticipated to proceed until 2027. The successful firm must be licensed to practice in Ontario and maintain professional insurance with a minimum A Best rating. Contract administration includes monthly progress invoicing with payment terms of 28 days, and final reports must be delivered in Microsoft Word and Excel formats.
County of Hastings

POSTED

5 days ago

DEADLINE

in 29 days
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NAICS: 541350
New
Federal
Vegetation Control_Embankments, Weed Control Railroad Tracks, USAG Bavaria
Solicitation # W912PB27QA003
The 409th Contracting Command, 928th Contracting Battalion, Regional Contracting Office Bavaria, is soliciting a single-award, non-personnel commercial service contract for vegetation and weed control at USAG Bavaria, specifically covering Tower Barracks Grafenwoehr and Rose Barracks Vilseck, Germany. The scope of work includes vegetation control at railroad embankments and weed control treatment along approximately 20 kilometers of railroad tracks. Key deliverables involve pruning and trimming trees that obstruct track clearance, mulching vegetation up to one meter in height, and applying herbicides for weed control. The contract is a requirements-type, firm-fixed-price agreement consisting of one base year from December 1, 2026, to November 30, 2027, with four subsequent option years for a total potential duration of five years. Award will be determined on a Lowest Price Technically Acceptable (LPTA) basis, where the technical proposal is rated as either acceptable or unacceptable based on its ability to meet minimum requirements. Interested offerors must be registered in the SAM system and provide a CAGE code, as well as complete all required representations and certifications, including DFARS provisions regarding telecommunications and tax relief for Germany. Contractors are required to develop a Quality Control Program and adhere to a 100 percent compliance standard for waste management and disposal. Invoicing must be processed through the Wide Area Workflow (WAWF) via the Procurement Integrated Enterprise Environment. The deadline for quote submission is November 2, 2026.
0409 Aq Hq Contract

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