Company lists · Data refreshed September 2026

Top 25 Utility scale energy maintenance worldwide

RevenueBase identified 1,451 utility scale energy maintenance worldwide as of September 2026 and tracks 53,922 professional contacts across them, including 10,450 with verified work emails and 0 with mobile numbers. Brazil is the largest market and Sao Paulo the largest hub.

This list covers utility scale energy maintenance 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 19, 2026. Country and city lists for utility scale energy maintenance 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
1,451Companies
53,922Contacts tracked
10,450Verified emails
0Mobile numbers
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The 25 largest utility scale energy maintenance worldwide

Ranked by team size
Top 25 of 1,451 utility scale energy maintenance worldwide, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to utility scale energy maintenance: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceAtlanta, GA, United StatesHQ checked Sep 19, 202610001+3,700 contacts →

Partial evidence

“GE Vernova is a planned, purpose-built global energy company that includes Power, Wind, and Electrification businesses and is supported by its accelerator businesses of Advanced…”

Source: RevenueBase Database · checked Sep 19, 2026
2Strong evidencePaso Robles, CA, United StatesHQ checked Sep 19, 20261,001-5,0002,620 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceIssaquah, WA, United StatesHQ checked Sep 19, 20261,001-5,0001,956 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceMacaé, BrazilHQ checked Sep 19, 20261,001-5,0001,898 contacts →

Indirect evidence

“No mercado há mais de duas décadas, a Axia é uma empresa nacional com atuação em operação e manutenção industrial.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceBrasilia, BrazilHQ checked Sep 19, 20265,001-10,0001,810 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 19, 2026
6Partial evidenceThe Woodlands, TX, United StatesHQ checked Sep 19, 202610001+1,400 contacts →

Partial evidence

“As a leading construction and maintenance provider, Bilfinger aims to enhance the efficiency of assets and lower operational costs.”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 19, 2026201-5001,107 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
8Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 20261,001-5,000940 contacts →

Strong evidence

“Dashiell is a leading national provider of technical services to the electric utility, power generation, industrial, renewable and energy industries.”

Source: RevenueBase Database · checked Sep 19, 2026
9Strong evidenceDeer Park, TX, United StatesHQ checked Sep 19, 20265,001-10,000718 contacts →

Strong evidence

“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…”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceZamudio, SpainHQ checked Sep 19, 2026501-1,000702 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceUp, IndiaHQ checked Sep 19, 2026501-1,000632 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceChandler, AZ, United StatesHQ checked Sep 19, 2026501-1,000631 contacts →

Indirect evidence

“NovaSource Power Services (“NovaSource”), a portfolio company of Clairvest Group Inc.(“Clairvest”, TSX: CVG) and OMERS Private Equity, the private equity arm of OMERS, is the…”

Source: RevenueBase Database · checked Sep 19, 2026
13Indirect evidenceGalliano, LA, United StatesHQ checked Sep 19, 20261,001-5,000612 contacts →

Indirect evidence

“Established in 1948 in Grand Isle, LA, GIS began as a modest company serving the commercial fishing industry.”

Source: RevenueBase Database · checked Sep 19, 2026
14Partial evidenceDoral, FL, United StatesHQ checked Sep 19, 20261,001-5,000567 contacts →

Partial evidence

“SoEnergy is a global provider of "energy as a service", ensuring customized solutions for a diverse array of organizations and industries worldwide, such as mining, oil & gas…”

Source: RevenueBase Database · checked Sep 19, 2026
15Strong evidenceOakville, CanadaHQ checked Sep 19, 20261,001-5,000522 contacts →

Strong evidence

“Spark Power is a leading independent provider of end-to-end electrical services, operations and maintenance services, and energy sustainability solutions to the industrial…”

Source: RevenueBase Database · checked Sep 19, 2026
16Indirect evidenceCourbevoie, FranceHQ checked Sep 19, 2026501-1,000485 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
17Partial evidenceDanvers, MA, United StatesHQ checked Sep 19, 2026501-1,000476 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
18Partial evidenceRio De Janeiro, BrazilHQ checked Sep 19, 202651-200453 contacts →

Partial evidence

“Iqony Solutions do Brasil is wholly owned subsidiary of Iqony Solutions GmbH, a well-known provider of professional and expert energy services worldwide.”

Source: RevenueBase Database · checked Sep 19, 2026
19Partial evidenceHull, United KingdomHQ checked Sep 19, 2026501-1,000440 contacts →

Partial evidence

“GEV Wind Power is the global leading wind turbine maintenance & repair specialist.”

Source: RevenueBase Database · checked Sep 19, 2026
20Partial evidenceHouston, TX, United StatesHQ checked Sep 19, 20265,001-10,000434 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
21Partial evidenceCarrollton, TX, United StatesHQ checked Sep 19, 20261,001-5,000426 contacts →

Partial evidence

“Concentric is the first national industrial power services organization delivering forklift and critical power as well as maintenance solutions that ensure uninterrupted…”

Source: RevenueBase Database · checked Sep 19, 2026
22Partial evidenceMontévrain, FranceHQ checked Sep 19, 2026501-1,000416 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 19, 2026
23Indirect evidenceSerra, BrazilHQ checked Sep 19, 2026501-1,000391 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
24Indirect evidenceBengaluru, IndiaHQ checked Sep 19, 202610001+363 contacts →

Indirect evidence

“Amps Facilities Management Services is one of the leading 24/7 Integrated Facility Management company in India.”

Source: RevenueBase Database · checked Sep 19, 2026
25Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 20261,001-5,000353 contacts →

Strong evidence

“Partner Industrial is a preferred and trusted provider of specialty maintenance services to the downstream energy, power generation, and industrial markets.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 1,451 utility scale energy maintenance worldwide

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Utility scale energy maintenance worldwide at a glance

As of Sep 19, 2026
19.4%Verified-email coverage
37.2Average contacts per company
11-50Median size (employees)
1.8%Largest-city concentration · Sao Paulo
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
500
11-50
585
51-200
209
201-500
72
501-1,000
35
1,001-5,000
27
5,001-10,000
8
10001+
4

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 utility scale energy maintenance, 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
13 countries, largest first: Brazil, the United States, Italy, Spain, India, France, the United Kingdom, Türkiye, Germany, Australia and 3 more. Country and city lists for utility scale energy maintenance are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “utility scale energy maintenance”. 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 utility scale energy maintenance), 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 utility scale energy maintenance, 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, 10,450 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 19, 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.

Utility scale energy maintenance by location

13 lists · largest first

Every Utility scale energy maintenance list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 utility scale energy maintenance, 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 utility scale energy maintenance are there worldwide?

RevenueBase identified 1,451 utility scale energy maintenance 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?

Fieldcore, headquartered in Atlanta, tops this list with the largest team on record.

Which country has the most utility scale energy maintenance?

Brazil leads with 257 companies, followed by the United States (235) and Italy (172). Every utility scale energy maintenance list by country and city is linked on this page.

Which city has the most utility scale energy maintenance?

Sao Paulo leads with 26 headquartered companies, followed by Houston (15) and Istanbul (15).

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 10,450 verified decision-maker contacts tracked across these 1,451 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 19, 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.