Company lists · Data refreshed November 2026

Top 25 Substation maintenance contractors worldwide

RevenueBase identified 4,164 company matches for substation maintenance contractors worldwide as of November 2026 and tracks 54,635 professional contacts across them, including 10,353 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for substation maintenance 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 substation maintenance 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
4,164Companies
54,635Contacts tracked
10,353Verified emails
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The 25 largest substation maintenance contractors worldwide

Ranked by team size
Top 25 of 4,164 company matches for substation maintenance 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 matchPaso Robles, CA, United StatesHQ recorded Nov 6, 20261,001-5,0002,767 contacts →

Exact match

“PEARCE from CBRE is the largest national independent provider of outsourced repair, maintenance, and engineering services to critical infrastructure in the renewable energy, power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 20265,001-10,0001,929 contacts →

Exact match

“A Engelmig foi fundada em 1985 com o objetivo de prestar serviços de engenharia em redes de distribuição de energia elétrica.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchIrving, OK, United StatesHQ recorded Nov 6, 20261,001-5,0001,324 contacts →

Exact match

“Shermco Industries is a provider of safe, reliable testing, repair, professional training, electrical outage planning, maintenance and analysis of rotating apparatus and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSabhan, KuwaitHQ recorded Nov 6, 20261,001-5,000758 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSarzedo, BrazilHQ recorded Nov 6, 2026501-1,000718 contacts →

Exact match

“The DATA Engenharia is installed in a green area of m2, with m2 of constructed area, in the municipality of Sarzedo (industrial region in the vicinity of Belo Horizonte / MG).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSao Paulo, BrazilHQ recorded Nov 6, 20261,001-5,000664 contacts →

Exact match

“Desde 1978 atuando na execução de Instalações Elétricas e Hidráulicas, a Temon conseguiu firmar sua marca nesse mercado com participação em mais de obras por todo Brasil e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchKansas City, MO, United StatesHQ recorded Nov 6, 20261,001-5,000650 contacts →

Exact match

“PAR, a Quanta Services company, offers a full range of construction services for substations, overhead and underground distribution and transmission lines, engineering, design…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNagpur, IndiaHQ recorded Nov 6, 202651-200592 contacts →

Exact match

“Tata Consultancy Service(TCS) Plumbing / Remodeling / Repair / Maintenance of residential electrical wiring maintenance services, electrical panel maintenance & lighting…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHouston, CA, United StatesHQ recorded Nov 6, 20261,001-5,000590 contacts →

Exact match

“RESA Power is your ONE-STOP for all of your power needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchRugby, United KingdomHQ recorded Nov 6, 2026501-1,000456 contacts →

Exact match

“Quartzelec is a leading independent electrical engineering group delivering solutions and services in both UK and global markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSerra, BrazilHQ recorded Nov 6, 2026501-1,000443 contacts →

Exact match

“CONTRATOS DE MANUTENÇÃO A Tereme oferece a seus clientes soluções de manutenção global ou parcial dos equipamentos e instalações elétricas de uma planta industrial.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMontevideo, UruguayHQ recorded Nov 6, 2026501-1,000431 contacts →

Exact match

“Empresa de Ingeniería y Servicios en el area de la Ingenieria Electrica e Industrial.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRoanoke, MD, United StatesHQ recorded Nov 6, 20261,001-5,000390 contacts →

Exact match

“New River Electrical Corporation (NRE) is one of the nation's leading employee-owned providers of electrical infrastructure construction and maintenance services, helping…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchChennai, IndiaHQ recorded Nov 6, 2026201-500359 contacts →

Exact match

“NISSI is specialized in Testing and Commissioning, Relay testing, and SCADA solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLittle Falls, MD, United StatesHQ recorded Nov 6, 20261,001-5,000348 contacts →

Exact match

“RMS Energy leads the industry by energizing the future through reliable power solutions, offering comprehensive installation and maintenance services on 480V to 765kV electrical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBauru, BrazilHQ recorded Nov 6, 2026501-1,000348 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAparecida De Goiânia, BrazilHQ recorded Nov 6, 20261,001-5,000332 contacts →

Exact match

“Com mais de 45 anos de know-how no setor elétrico, a DOLP Engenharia iniciou suas atividades em novembro de 2012, no Estado de Goiás, consolidando-se como referência em engenharia…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 2026201-500291 contacts →

Exact match

“Phasor Engineering Inc, a Quanta Services company, provides engineering, design, testing, commissioning, and field technical services for utility, transmission, distribution, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGoiânia, BrazilHQ recorded Nov 6, 20261,001-5,000285 contacts →

Exact match

“Fundada em 1992, a CEL ENERGIA é uma empresa brasileira especializada em soluções de engenharia elétrica, infraestrutura e construção, reconhecida pela excelência técnica…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMandaluyong City, PhilippinesHQ recorded Nov 6, 2026201-500274 contacts →

Exact match

“First Multi-Tech Industrial and Development Corporation (FMIDC) is a provider of power solutions and preventive maintenance to different industries, predominantly telecoms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchChristchurch, New ZealandHQ recorded Nov 6, 2026201-500247 contacts →

Exact match

“Connetics provides a full range of contracting services in the maintenance and construction of electricity distribution networks including overhead line services, underground…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchManaus, BrazilHQ recorded Nov 6, 2026201-500230 contacts →

Exact match

“A Indústria de Transformadores Amazonas Ltda, ITAM, é uma empresa do segmento de energia elétrica, especializada na produção de transformadores de diversas classes e potências…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBragança Paulista, BrazilHQ recorded Nov 6, 2026201-500229 contacts →

Exact match

“We have been in the market for over 20 years serving the main industrial and commercial markets, gaining prominent positions in the segments of Engineering, Commissioning of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchTallmadge, OH, United StatesHQ recorded Nov 6, 2026201-500219 contacts →

Exact match

“SDMyers is the industry leader in transformer and substation maintenance and electric power system reliability.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCarrollton, GA, United StatesHQ recorded Nov 6, 2026201-500205 contacts →

Exact match

Recorded description not available.

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

Showing 25 of 4,164 substation maintenance contractors worldwide

See the full list, filter by size, metro and specialty, and access 10,353 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Substation maintenance contractors worldwide at a glance

As of Nov 6, 2026
18.9%Verified-email coverage
13.1Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,731
11-50
1,626
51-200
520
201-500
128
501-1,000
48
1,001-5,000
28
5,001-10,000
3
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 substation maintenance contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “substation maintenance 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 10,353 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.

Substation maintenance contractors by location

15 lists · largest first

Every Substation maintenance 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 “substation maintenance contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many substation maintenance contractors are there worldwide?

RevenueBase identified 4,164 company matches for substation maintenance 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?

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

Which country has the most substation maintenance contractors?

The United States leads with 619 companies, followed by Brazil (527) and India (277). Every substation maintenance contractors list by country and city is linked on this page.

Which city has the most substation maintenance contractors?

Sao Paulo leads with 54 company records, followed by Lima (39) and London (21).

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 10,353 professional contacts with verified work emails tracked across these 4,164 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.