Company lists · Data refreshed November 2026

Top 25 Specialized inspection contractors worldwide

RevenueBase identified 5,271 company matches for specialized inspection contractors worldwide as of November 2026 and tracks 39,439 professional contacts across them, including 8,895 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for specialized inspection contractors worldwide, 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 November 6, 2026. Country and city lists for specialized inspection contractors follow the table.

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 Nov 6, 2026 How this list was built
5,271Companies
39,439Contacts tracked
8,895Verified emails
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The 25 largest specialized inspection contractors worldwide

Ranked by team size
Top 25 of 5,271 company matches for specialized inspection contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchRichmond, SC, United StatesHQ recorded Nov 6, 20261,001-5,000775 contacts →

Exact match

“For more than 65 years, VSC Fire & Security, has partnered with thousands of customers as a trusted contractor for the inspection and installation of fire sprinkler, fire alarm…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBergen, NorwayHQ recorded Nov 6, 20265,001-10,000656 contacts →

Exact match

“Oceaneering Asset Integrity is one of the largest providers of Integrity and Inspection Services in the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchColumbia, IL, United StatesHQ recorded Nov 6, 20261,001-5,000643 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchGuymon, OK, United StatesHQ recorded Nov 6, 20261,001-5,000557 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,000379 contacts →

Exact match

“We provide Third-Party Inspection, Conventional & Advanced Non-Destructive Testing (NDT) and Heat Treatment Services in Oil & Gas Sector, Flow Lines, Heavy Engineering, Onshore…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchChandler, PA, United StatesHQ recorded Nov 6, 2026201-500375 contacts →

Exact match

“Life Cycle Testing, Inspection, Certification & Engineering Solutions for Mission Critical Facilities Worldwide Commitment to Diversity – FST is dedicated to non-discriminatory…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 2026501-1,000362 contacts →

Exact match

“MEGARME, established in the United Arab Emirates in 1993, is a specialist industrial contractor delivering installation and Inspection, Repair & Maintenance (IRM) solutions across…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026501-1,000274 contacts →

Exact match

“BRACE Integrated Services, a BRACE Industrial Group company, is a nationwide specialty contractor and turn-key supplier of scaffolding, insulation, fireproofing, heat tracing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPerth, United StatesHQ recorded Nov 6, 2026501-1,000268 contacts →

Exact match

“Vertech is an inspection and specialist implementation provider using alternative access to underpin our services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAlkhobar, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000262 contacts →

Exact match

“Established in 2008, Axis Inspection Contracting JSC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOklahoma City, TX, United StatesHQ recorded Nov 6, 2026201-500259 contacts →

Exact match

“Setting the Standard for Premier Inspection Services in the Oil & Gas Industry through our Dedication to Tradition / Talent / Technology / Teamwork TJ Inspection provides the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWashougal, FL, United StatesHQ recorded Nov 6, 202651-200252 contacts →

Exact match

“Ballard Marine Construction (Ballard) is a specialty marine and underwater contractor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchKontich, BelgiumHQ recorded Nov 6, 2026201-500210 contacts →

Exact match

“organisation for security inspections in domains : electricity, gas, water installations, hoist equipment, elevators, reservoirs under pression, fuel reservoirs, energie…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLong Beach, CA, United StatesHQ recorded Nov 6, 2026201-500191 contacts →

Exact match

“Twining has continued to expand and evolve since its inception more than a century ago.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchStrombeek-bever, BelgiumHQ recorded Nov 6, 2026201-500190 contacts →

Exact match

“Accredited as an approved inspection body for electricity, gas, elevators, fire detection, energy, asbestos, lifting and hoisting, environment and pressure, water, sewer, etc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPoint Lisas Industrial Estate, Trinidad and TobagoHQ recorded Nov 6, 2026201-500188 contacts →

Exact match

“Technical Integrated Services (formerly Trinidad Inspection Services) is the backbone of industries powering the Caribbean.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHeath, TX, United StatesHQ recorded Nov 6, 202651-200187 contacts →

Exact match

“GMR has become known as the "Industry Best Practice" for helping facilities document existing conditions, prepare for improvements, and minimize risk.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchVitacura, ChileHQ recorded Nov 6, 202651-200181 contacts →

Exact match

“Inspector técnico de obra de reparación en Huechuraba.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPasadena, TX, United StatesHQ recorded Nov 6, 2026501-1,000179 contacts →

Exact match

“The TechCorr name is synonymous with safe, quality inspection services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchScottsdale, CA, United StatesHQ recorded Nov 6, 2026501-1,000177 contacts →

Exact match

“Founded in AIMS Companies (AIMS) has been providing turnkey inspection and cleaning services to the industrial, power utility, construction and municipal markets for over 25 years…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 2026201-500165 contacts →

Exact match

“Smith-Emery has been providing inspection and materials testing services for public agencies and private companies for the past 113 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchVinhedo, BrazilHQ recorded Nov 6, 202651-200165 contacts →

Exact match

“Oferecemos soluções em inspeção e ensaios não destrutivos convencionais e não convencionais, e serviços metalúrgicos laboratoriais.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchDeer Park, TX, United StatesHQ recorded Nov 6, 20261,001-5,000164 contacts →

Exact match

“QualSpec is a leading industrial inspection firm headquartered in Houston, Texas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLenexa, KS, United StatesHQ recorded Nov 6, 2026201-500160 contacts →

Exact match

“REMEDI8® specializes in helping our customers navigate and maintain the complex world of safety and compliance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchFairview, CO, United StatesHQ recorded Nov 6, 2026201-500156 contacts →

Exact match

“Since 1986, Burgess Construction Consultants, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 5,271 specialized inspection contractors worldwide

See the full list, filter by size, metro and specialty, and access 8,895 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Specialized inspection contractors worldwide at a glance

As of Nov 6, 2026
22.6%Verified-email coverage
7.5Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,431
11-50
1,301
51-200
343
201-500
102
501-1,000
24
1,001-5,000
13
5,001-10,000
2
10001+
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for specialized inspection contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “specialized inspection contractors” 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. 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 8,895 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 November 6, 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.

Specialized inspection contractors by location

23 lists · largest first

Every Specialized inspection contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “specialized inspection contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many specialized inspection contractors are there worldwide?

RevenueBase identified 5,271 company matches for specialized inspection contractors worldwide as of November 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?

VSC Fire & Security, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most specialized inspection contractors?

The United States leads with 1,953 companies, followed by Brazil (371) and Canada (262). Every specialized inspection contractors list by country and city is linked on this page.

Which city has the most specialized inspection contractors?

Houston leads with 59 company records, followed by Sao Paulo (45) and Miami (34).

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 8,895 professional contacts with verified work emails tracked across these 5,271 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 November 6, 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.