Company lists · Data refreshed September 2026
Top 25 Substation inspection solutions worldwide
RevenueBase identified 1,197 substation inspection solutions worldwide as of September 2026 and tracks 10,815 professional contacts across them, including 2,261 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.
This list covers substation inspection solutions 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 solutions 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 solutions worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 333 contacts → | ||||
Partial 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. | |||||
| 2 | 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. | |||||
| 3 | 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. | |||||
| 4 | 195 contacts → | ||||
Partial evidence “SDMyers is the industry leader in transformer and substation maintenance and electric power system reliability.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 5 | 192 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 6 | 138 contacts → | ||||
Indirect evidence “Hood Patterson & Dewar (HP & D) is a customer-driven, employee-owned collaborative team of engineers, technicians, and service professionals, offering: • Electrical and mechanical…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 7 | 100 contacts → | ||||
Partial evidence “North American Substation Services is an electrical/electronic manufacturing company based out of 445 Douglas Ave, Altamonte Springs, Florida, United States.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 8 | 92 contacts → | ||||
Indirect evidence “Die DPS gehört zu den führenden Technologiedienstleistern im Bereich der (elektrischen) Betriebssicherheit und dem Arbeitsschutz in der DACH Region.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 9 | 92 contacts → | ||||
Indirect evidence “Construção de subestações Projetos Ensaios elétricos Comissionamento Manutenção Montagem de equipamentos Enchimento de gás SF6 Venda e aluguel de equipamentos Retrofit de…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 10 | 91 contacts → | ||||
Indirect evidence “Specialists in Electrical Power Systems - Testing, Commissioning, Maintenance.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 11 | 89 contacts → | ||||
Indirect evidence “Design & Consulting Engineering Services : 1.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 12 | 88 contacts → | ||||
Indirect evidence “Die DPG ist der innovative Dienstleister für hochwertige elektrische und nichtelektrische Betriebssicherheitsprüfungen.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 13 | 82 contacts → | ||||
Indirect evidence “Our vision is to be the independent service provider of choice.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 14 | 70 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 15 | 63 contacts → | ||||
Partial evidence “Parkstad Inspecties is de aangewezen partij om bij u veiligheidsinspecties op basis van NEN 3840, NEN 3140 en NEN 1010 deel 6 uit te voeren.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 16 | 62 contacts → | ||||
Indirect evidence “CARE Labs: Powering Resilient Electrical Infrastructure Mission: To enable safe, efficient, and compliant electrical systems through data-driven insights, global expertise, and…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 17 | 62 contacts → | ||||
Indirect evidence “Empresa dedicada à realização de serviços de inspeção de equipamentos industriais, especialista em ensaios não destrutivos, inspeções periódicas de segurança e avaliações de…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 18 | 61 contacts → | ||||
Indirect evidence “Die KPS Prüfservice ist bundesweit unter den marktführenden Unternehmen im Bereich elektrische Betriebsmittelprüfungen.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 19 | 58 contacts → | ||||
Indirect evidence “WELCOME Power Engineering Services is an Accredited, Full-Member of the International Electrical Testing Association (NETA), and a Registered Engineering Firm in 46 states.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 20 | 57 contacts → | ||||
Partial evidence “Principle Services is the most reliable inspection, project management, and compliance partner for today’s utility and power infrastructure leaders.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 21 | 57 contacts → | ||||
Partial evidence “ABM Electrical Power Solutions, LLC is an electrical power engineering, testing, and maintenance company based out of 4390 Parliament Pl, Lanham, Maryland, United States.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 22 | 52 contacts → | ||||
Indirect evidence “DIELCO S.A.S ofrece soluciones de energía eléctrica con capacidad técnica y operativa dentro de los estándares normativos, en sistemas de protección y gestión de la energía…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 23 | 51 contacts → | ||||
Partial evidence “BROWNFIELD provides a comprehensive power system engineering design and technical solutions for all types of electrical assets construction.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 24 | 50 contacts → | ||||
Indirect evidence “Industrial/Commercial Electrical & Instrumentation, Maintenance, Construction, Thermography” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 25 | 45 contacts → | ||||
Indirect evidence “ETS is a Panamanian capital engineering company, funded in 1986.” 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 solutions. 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 solutions.
- Partial evidence
- Its own public description names part of substation inspection solutions, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name substation inspection solutions. 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 1,197 substation inspection solutions worldwide
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Substation inspection solutions 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 solutions, 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 solutions are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “substation inspection solutions”. 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 solutions), 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 solutions, 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, 2,261 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 solutions by location
9 lists · largest firstEvery Substation inspection solutions list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Substation inspection solutions based in Brazil161
- Substation inspection solutions based in the United States146
- Substation inspection solutions based in the United Kingdom82
- Substation inspection solutions based in India75
- Substation inspection solutions based in Germany51
- Substation inspection solutions based in Switzerland49
- Substation inspection solutions based in the Netherlands36
- Substation inspection solutions based in Australia35
- Substation inspection solutions based in Canada30
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 solutions, 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 solutions are there worldwide?
RevenueBase identified 1,197 substation inspection solutions 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?
Nissi Engineering Solution Pvt. LTD, headquartered in Ambattur Chennai, tops this list with the largest team on record.
Which country has the most substation inspection solutions?
Brazil leads with 161 companies, followed by the United States (146) and the United Kingdom (82). Every substation inspection solutions list by country and city is linked on this page.
Which city has the most substation inspection solutions?
Sao Paulo leads with 21 headquartered companies, followed by Lima (12) and Bogota (10).
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 2,261 verified decision-maker contacts tracked across these 1,197 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.