Company lists · Data refreshed September 2026

Top 25 Infrastructure inspection companies based in the United States

RevenueBase identified 2,506 company matches for infrastructure inspection companies associated with the United States as of September 2026 and tracks 93,748 professional contacts across them, including 37,603 with verified work emails. Houston is the largest hub.

This list covers company matches for infrastructure inspection companies associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
2,506Companies
93,748Contacts tracked
37,603Verified emails
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The 25 largest infrastructure inspection companies based in the United States

Ranked by team size
Top 25 of 2,506 company matches for infrastructure inspection companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchKansas City, MO, United StatesHQ recorded Sep 20, 20265,001-10,0007,469 contacts →

Exact match

“For over a century, HNTB has shaped the built environment with distinctive expertise across a full spectrum of infrastructure solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchTomball, TX, United StatesHQ recorded Sep 20, 20265,001-10,0003,734 contacts →

Exact match

“Acuren (NYSE: TIC) is a leading provider of critical asset integrity services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchPrinceton Junction, NJ, United StatesHQ recorded Sep 20, 20265,001-10,0002,887 contacts →

Exact match

“MISTRAS Group, Inc.(NYSE: MG) is a global leader in technology-enabled industrial asset integrity solutions, serving critical industries including oil & gas, aerospace & defense…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchSan Diego, CA, United StatesHQ recorded Sep 20, 20261,001-5,0002,344 contacts →

Exact match

“At Kleinfelder, we have been connecting great people to the best work since 1961.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchAtlanta, GA, United StatesHQ recorded Sep 20, 20265,001-10,0002,026 contacts →

Exact match

“We are field technicians, professional engineers, wood scientists, and steel corrosion experts, leveraging more than 90 years of expertise to identify and solve structural issues…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchReston, VA, United StatesHQ recorded Sep 20, 20261,001-5,0001,666 contacts →

Exact match

“Headquartered in Reston, Virginia, Bowman is a national engineering services firm delivering infrastructure solutions to customers who own, develop and maintain the built…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchOrlando, FL, United StatesHQ recorded Sep 20, 20261,001-5,0001,595 contacts →

Exact match

“UES provides professional engineering, environmental, testing and inspection services to clients across the United States.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchDenver, CO, United StatesHQ recorded Sep 20, 20261,001-5,0001,529 contacts →

Exact match

“Atlas Technical Consultants (Atlas) provides professional testing, inspection, engineering, environmental and consulting services nationwide.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchEnglewood, CO, United StatesHQ recorded Sep 20, 20261,001-5,0001,143 contacts →

Exact match

“Mears is an industry-leading energy infrastructure solutions provider offering engineering, construction and maintenance services to the oil and natural gas, electric transmission…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Sep 20, 202610001+1,008 contacts →

Exact match

“For more than 85 years, Tuboscope™ has provided the industry with tubular expertise and an integrated suite of value-added solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchMarietta, GA, United StatesHQ recorded Sep 20, 20261,001-5,000890 contacts →

Exact match

“Applied Technical Services assists commercial and industrial clients by providing inspection, testing, consulting engineering, and calibration services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Sep 20, 2026n/a789 contacts →

Exact match

“Energo Engineering is a KBR Company that provides the full package of structural integrity management (SIM) and advanced structural engineering services for offshore floating and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchTulsa, OK, United StatesHQ recorded Sep 20, 20261,001-5,000785 contacts →

Exact match

“Matrix Service Company (Nasdaq: MTRX) is a leading specialty engineering and construction company whose commitment to safety, quality, and integrity has earned its subsidiaries a…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchArlington Heights, IL, United StatesHQ recorded Sep 20, 20261,001-5,000778 contacts →

Exact match

“Intertek, a leading provider of quality solutions to industries around the world, has completed the acquisition of Professional Service Industries, Inc.(PSI), a leading…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchTulsa, OK, United StatesHQ recorded Sep 20, 20261,001-5,000770 contacts →

Exact match

“Core capabilities include: Inspection Services (Chief, CWI, NACE/AMPP, Utility, Environmental, Safety, Poly, etc), Non-Destructive Examination (Ultrasonic Testing (UT), Phased…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchMaumee, OH, United StatesHQ recorded Sep 20, 2026501-1,000736 contacts →

Exact match

“Creating possibility for our team members and clients by Intelligently Visualizing the Built World is who we are.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 20, 20261,001-5,000716 contacts →

Exact match

“Dragados USA is now FlatironDragados.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchRaleigh, NC, United StatesHQ recorded Sep 20, 20261,001-5,000707 contacts →

Exact match

“Tower Engineer Professionals was founded in 1997 by two tower-climbing engineers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchColumbia, MD, United StatesHQ recorded Sep 20, 20261,001-5,000658 contacts →

Exact match

“STRUCTURAL TECHNOLOGIES develops, markets, and integrates proprietary products with specialty engineering services to improve, protect, and enhance infrastructure.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchSanta Monica, CA, United StatesHQ recorded Sep 20, 2026501-1,000640 contacts →

Exact match

“For global customers in energy and infrastructure, Zeitview builds advanced inspection software that delivers fast, accurate insights, lowers costs, and improves asset performance…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchColumbia, MD, United StatesHQ recorded Sep 20, 20261,001-5,000611 contacts →

Exact match

“STRUCTURAL integrates technology-driven solutions into its industry-leading specialty contracting services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchSan Antonio, TX, United StatesHQ recorded Sep 20, 2026501-1,000582 contacts →

Exact match

“Founded in 1968, Raba Kistner Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchEast Elmhurst, NY, United StatesHQ recorded Sep 20, 20261,001-5,000544 contacts →

Exact match

“OHLA USA is a leader in the construction industry, backed by a 100-year legacy of delivering complex civil infrastructure projects worldwide.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Sep 20, 2026501-1,000530 contacts →

Exact match

“With more than 139 years of experience, H&H is a trusted, full-service infrastructure engineering firm delivering complex, forward-looking solutions that advance our clients’…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchGuymon, OK, United StatesHQ recorded Sep 20, 20261,001-5,000524 contacts →

Exact match

“We’ve been a leader in the inspection and construction industry for over 25 years.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 2,506 infrastructure inspection companies based in the United States

See the full list, filter by size, metro and specialty, and access 37,603 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure inspection companies based in the United States at a glance

As of Sep 20, 2026
40.1%Verified-email coverage
37.4Average contacts per company
11-50Median size (employees)
5.4%Largest-city concentration · Houston
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
1,033
11-50
792
51-200
425
201-500
137
501-1,000
40
1,001-5,000
56
5,001-10,000
11
10001+
5

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,506 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “infrastructure inspection companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 37,603 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “infrastructure inspection companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure inspection companies are there based in the United States?

RevenueBase identified 2,506 company matches for infrastructure inspection companies associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

HNTB tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most infrastructure inspection companies?

Houston leads with 136 company records, followed by New York (56) and Miami (43).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 37,603 professional contacts with verified work emails tracked across these 2,506 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.