Company lists · Data refreshed November 2026

Top 25 Power generation maintenance services worldwide

RevenueBase identified 5,123 company matches for power generation maintenance services worldwide as of November 2026 and tracks 93,739 professional contacts across them, including 16,394 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for power generation maintenance services 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 power generation maintenance services 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
5,123Companies
93,739Contacts tracked
16,394Verified emails
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The 25 largest power generation maintenance services worldwide

Ranked by team size
Top 25 of 5,123 company matches for power generation maintenance services 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 matchIssaquah, DE, United StatesHQ recorded Nov 6, 20261,001-5,0002,037 contacts →

Exact match

“NAES is the power generation industry’s largest independent services provider, with more than 40 years of experience managing risk and turning it into profits.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchFontvieille, MonacoHQ recorded Nov 6, 20265,001-10,0002,035 contacts →

Exact match

“Dietsmann is the leading independent specialist in Operation & Maintenance services for continuous-production plant in the oil & gas and power industries with over 40 years of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBrasilia, BrazilHQ recorded Nov 6, 20265,001-10,0001,973 contacts →

Exact match

“A RCS é uma empresa de Engenharia especializada em oferecer serviços técnicos de missão crítica com alta tecnologia aplicada, para clientes que necessitam manter suas atividades…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBogotá, ColombiaHQ recorded Nov 6, 20261,001-5,0001,757 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMelrose Park, IL, United StatesHQ recorded Nov 6, 2026n/a1,518 contacts →

Exact match

“We are a full service turnkey provider for the power generation industry and those industries generating their own power as a means to an end.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchCuritiba, BrazilHQ recorded Nov 6, 20261,001-5,0001,209 contacts →

Exact match

“Empresa de Montagem e Manutenção Industrial”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAtlanta, United StatesHQ recorded Nov 6, 2026201-5001,154 contacts →

Exact match

“PIC Group, Inc, established in 1988 and headquartered in Atlanta, GA, is a global provider of service solutions to the power generation industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchStockholm, SwedenHQ recorded Nov 6, 20261,001-5,000980 contacts →

Exact match

“We are Quant – your maintenance partner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,000900 contacts →

Exact match

“Powerica is a leading manufacturer of Cummins Diesel and Gas Generators in India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchJakarta Selatan, IndonesiaHQ recorded Nov 6, 20265,001-10,000851 contacts →

Exact match

“Berdiri sejak 15 April 1998, PT PLN Indonesia Power Services (PLN IP Services) mulai beroperasi di Jakarta pada 15 Agustus 1998.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchContagem, BrazilHQ recorded Nov 6, 20261,001-5,000820 contacts →

Exact match

“Fundada em Belo Horizonte nos anos 70, atualmente instalada em amplas dependências na cidade de Contagem, a TERRABEL dispõe de uma equipe de engenheiros, técnicos, mecânicos…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDeer Park, TX, United StatesHQ recorded Nov 6, 20265,001-10,000739 contacts →

Exact match

“HPC Industrial, a Clean Harbors business, is the leading provider of specialty maintenance services and technology solutions to the critical energy infrastructure in the United…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact matchUp, IndiaHQ recorded Nov 6, 2026501-1,000607 contacts →

Exact match

“Our Vision: To provide world class solutions for the renovation and modernization of power plants & other related businesses areas whilst improving our clients environmental…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPorto, PortugalHQ recorded Nov 6, 2026501-1,000571 contacts →

Exact match

“Advanced diagnosis of faults of the whole type of electrical systems Commissioning of wind turbines Troubleshooting during the different lifetime periods of wind turbines…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMussafah, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,000557 contacts →

Exact match

“Altrad Cape / Hertel entered the UAE industrial market in 1976 / 2007 respectively.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCourbevoie, FranceHQ recorded Nov 6, 2026501-1,000544 contacts →

Exact match

“Sur les centrales nucléaires du groupe EDF, nous intervenons sur tous les types de bâtiments, à la fois de production et tertiaires.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchChennai, IndiaHQ recorded Nov 6, 2026501-1,000533 contacts →

Exact match

“Toshiba JSW Power Systems Private Limited (Toshiba JSW) is a joint venture between Japan's Toshiba Group and India's JSW Group.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchDanvers, MA, United StatesHQ recorded Nov 6, 2026501-1,000528 contacts →

Exact match

“Finding a single capable partner to support both large- and small-scale power generation needs can be challenging.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchJakarta, IndonesiaHQ recorded Nov 6, 2026501-1,000511 contacts →

Exact match

“PT Sumberdaya Sewatama ("Sewatama) is one of the integrated, most complete, and trusted power service providers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchFlorianópolis, BrazilHQ recorded Nov 6, 2026201-500499 contacts →

Exact match

“A COTESA é especialista na Engenharia de Operação & Manutenção de ativos elétricos de Geração e Transmissão de energia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMadrid, SpainHQ recorded Nov 6, 2026501-1,000478 contacts →

Exact match

“Empresa de referencia del Grupo Cobra especializada en diseño, ingeniería, instalaciones y montajes mecánicos y eléctricos y mantenimiento industrial.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20265,001-10,000465 contacts →

Exact match

“With decades of refinery, petrochemical, fertilizer and power plant experience, CAM Industrial Solutions has become the standard in heavy industrial maintenance, turnaround and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMontévrain, FranceHQ recorded Nov 6, 2026501-1,000462 contacts →

Exact match

“Spécialiste de la maintenance industrielle depuis plus de vingt ans, Fives intervient dans le cadre de contrats à obligation de résultats pour assurer la maintenance préventive…”

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

Showing 25 of 5,123 power generation maintenance services worldwide

See the full list, filter by size, metro and specialty, and access 16,394 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Power generation maintenance services worldwide at a glance

As of Nov 6, 2026
17.5%Verified-email coverage
18.3Average contacts per company
11-50Median size (employees)
1.4%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,057
11-50
1,911
51-200
736
201-500
205
501-1,000
72
1,001-5,000
56
5,001-10,000
14
10001+
6

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 power generation maintenance services are linked below.
What qualifies
Company records worldwide whose business descriptions match “power generation maintenance services” 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 16,394 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.

Power generation maintenance services by location

25 lists · largest first

Every Power generation maintenance services 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 “power generation maintenance services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many power generation maintenance services are there worldwide?

RevenueBase identified 5,123 company matches for power generation maintenance services 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?

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

Which country has the most power generation maintenance services?

Brazil leads with 668 companies, followed by the United States (657) and India (378). Every power generation maintenance services list by country and city is linked on this page.

Which city has the most power generation maintenance services?

Sao Paulo leads with 70 company records, followed by Lima (39) and Istanbul (35).

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 16,394 professional contacts with verified work emails tracked across these 5,123 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.