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.
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.
Top Contractors
Companies with the highest total award value under NAICS 541350, ranked by dollars won.
| Company | Total Awards | Contracts |
|---|---|---|
| VANGUARD INSPECTION SERVICES | $24.9M | 6 |
| WSP USA SERVICES INC. | $22.9M | 6 |
| JLL-RER SOLUTIONS, LLC | $21.2M | 2 |
| OST INC | $15.5M | 1 |
| T2S, LLC | $15.1M | 1 |
| NATIONAL OPINION RESEARCH CENTER | $13.2M | 2 |
| ANALEX CORPORATION | $6.6M | 1 |
| TRIBAL ONE TECHNOLOGY, LLC | $6.2M | 1 |
| KEARNEY & COMPANY, P.C. | $3.8M | 1 |
| DATA COMPUTER CORPORATION OF AMERICA | $3.8M | 1 |
Top Agencies
Federal agencies directing the most contract spending toward NAICS 541350.
Competition
How many companies historically bid on federal awards in NAICS 541350, from bidder counts reported on USAspending.
Median under 3 bidders per reported award. · 12,351 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
85% of 14,521 total awards
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 Family | Competition | Median Bidders | Single-Bid | Bidder Mix | Reported Awards |
|---|---|---|---|---|---|
541350This Code Building Inspection Services | Fewer Bidders | 2 | 42% | 12,35185% of 14,521 | |
54135NAICS Industry | Fewer Bidders | 2 | 42% | 12,35185% of 14,521 | |
5413Industry Group Architectural, Engineering, and Related Services | Fewer Bidders | 2 | 46% | 636,72285% of 745,937 | |
541Subsector | Fewer Bidders | 2 | 49% | 2,915,44885% of 3,412,306 | |
54Sector Professional, Scientific, and Technical Services | Fewer Bidders | 2 | 49% | 2,915,44885% of 3,412,306 |
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.
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