Company lists · Data refreshed September 2026
Top 25 Substation inspection technology providers worldwide
RevenueBase identified 2,303 substation inspection technology providers worldwide as of September 2026 and tracks 37,281 professional contacts across them, including 11,210 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.
This list covers substation inspection technology providers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 22, 2026. Country and city lists for substation inspection technology providers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest substation inspection technology providers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,887 contacts → | ||||
Partial evidence “MISTRAS Group, Inc.(NYSE: MG) is a global leader in technology-enabled industrial asset integrity solutions, serving critical industries including oil & gas, aerospace & defense…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,113 contacts → | ||||
Indirect evidence “Megger supports the people who keep essential services running.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 3 | 993 contacts → | ||||
Indirect evidence “The Arteche Group, with 75 years of experience in the electric power industry, offers high-tech solutions and equipment, with a complete range of instrument transformers…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 4 | 844 contacts → | ||||
Indirect evidence “OMICRON is an international company that works passionately on ideas for making electric power systems safe and reliable.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 5 | 783 contacts → | ||||
Partial evidence “NDT Global is the leading provider of inline diagnostic solutions, advanced data insights, subsea inspection, and integrity management services that safeguard energy-sector…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 6 | 708 contacts → | ||||
Indirect evidence “Established in 1982 by Sayed Hamid Behbehani & Sons, Kuwait.* First Kuwaiti company to be awarded with ISO 9001 back in 1995 by DNV.* Company certified for ISO/TS 29001:2010…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 7 | 653 contacts → | ||||
Indirect evidence “Electric Power Systems is an independent electrical testing & engineering organization.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 8 | 640 contacts → | ||||
Partial evidence “For global customers in energy and infrastructure, Zeitview builds advanced inspection software that delivers fast, accurate insights, lowers costs, and improves asset performance…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 9 | 619 contacts → | ||||
Indirect evidence “Doble is the world’s most trusted brand in electrical diagnostics.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 10 | 520 contacts → | ||||
Indirect evidence “In operation for more than four decades, Energypac Engineering Limited stands as the premier entity in Bangladesh for designing and manufacturing power solutions.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 11 | 494 contacts → | ||||
Indirect evidence “Qualitrol is a global leader in electrical grid monitoring solutions for businesses that manage, operate, or support the power grid.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 12 | 490 contacts → | ||||
Strong evidence “Headquartered in beautiful Québec, Canada, Eddyfi Technologies provides the highest performance Non-Destructive Testing (NDT) inspection technologies and robotic solutions in the…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 13 | 471 contacts → | ||||
Partial evidence “We are a fast-growing global company offering inspection, industrial, and environmental services to the critical infrastructure sector.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 14 | 394 contacts → | ||||
Indirect evidence “Empresa de Ingeniería y Servicios en el area de la Ingenieria Electrica e Industrial.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 15 | 371 contacts → | ||||
Partial evidence “Since 2001, UTEC has been Saudi Arabia's trusted partner for power transformers, substations, switchgear, and mission-critical electrical solutions.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 16 | 356 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 17 | 333 contacts → | ||||
Indirect evidence “NISSI is specialized in Testing and Commissioning, Relay testing, and SCADA solutions.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 18 | 332 contacts → | ||||
Indirect evidence “We are an engineering and technical services business that won’t let you down.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 19 | 319 contacts → | ||||
Indirect evidence “Atuando em subestações de baixa, média, alta e extra-alta tensão, a IBL realiza obras de 13,8 a 550 kV em: Obras civis, eletromecânicas e elétricas para a construção, ampliação e…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 20 | 288 contacts → | ||||
Indirect evidence “SCOPE Group is an engineering-led company for critical power infrastructure.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 21 | 285 contacts → | ||||
Partial evidence “UE Systems manufactures and offers a wide selection of ultrasound inspection tools ranging from the world-renown Ultraprobe series, the Acoustic Imaging Cameras, accessories and…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 22 | 239 contacts → | ||||
Indirect evidence “Phasor Engineering Inc, a Quanta Services company, provides engineering, design, testing, commissioning, and field technical services for utility, transmission, distribution, and…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 23 | 228 contacts → | ||||
Indirect evidence “In business since 1971, Electrical Reliability Services, Inc.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 24 | 226 contacts → | ||||
Partial evidence “The TechCorr name is synonymous with safe, quality inspection services.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 25 | 225 contacts → | ||||
Indirect evidence “JMV LPS Limited is an indigenous deep-tech company building IoT-based monitoring, sensing, and electrical safety systems for critical infrastructure, designed, engineered, and…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: substation inspection technology providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names substation inspection technology providers.
- Partial evidence
- Its own public description names part of substation inspection technology providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name substation inspection technology providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 2,303 substation inspection technology providers worldwide
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Substation inspection technology providers worldwide at a glance
As of Sep 22, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among substation inspection technology providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for substation inspection technology providers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “substation inspection technology providers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names substation inspection technology providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among substation inspection technology providers, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 11,210 across the full list. 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 22, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Substation inspection technology providers by location
14 lists · largest firstEvery Substation inspection technology providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Substation inspection technology providers based in the United States286
- Substation inspection technology providers based in Brazil236
- Substation inspection technology providers based in India166
- Substation inspection technology providers based in the United Kingdom106
- Substation inspection technology providers based in Canada81
- Substation inspection technology providers based in Germany61
- Substation inspection technology providers based in Australia59
- Substation inspection technology providers based in France59
- Substation inspection technology providers based in Türkiye50
- Substation inspection technology providers based in Chile48
- Substation inspection technology providers based in Spain47
- Substation inspection technology providers based in the Netherlands41
- Substation inspection technology providers based in Switzerland38
- Substation inspection technology providers based in South Africa34
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names substation inspection technology providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many substation inspection technology providers are there worldwide?
RevenueBase identified 2,303 substation inspection technology providers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Mistras Group, headquartered in Princeton Junction, tops this list with the largest team on record.
Which country has the most substation inspection technology providers?
The United States leads with 286 companies, followed by Brazil (236) and India (166). Every substation inspection technology providers list by country and city is linked on this page.
Which city has the most substation inspection technology providers?
Sao Paulo leads with 31 headquartered companies, followed by Lima (18) and Calgary (17).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 11,210 verified decision-maker contacts tracked across these 2,303 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 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 Smart Search, 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.