Company lists · Data refreshed September 2026

Top 25 Power systems maintenance worldwide

Name: Power systems maintenance worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 8,945 companies tracked

RevenueBase identified 8,945 power systems maintenance worldwide as of September 2026 and tracks 167,522 professional contacts across them, including 35,319 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers power systems 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 20, 2026. Country and city lists for power systems 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 20, 2026 86% judged on-target in blind review

8,945Companies

167,522Contacts tracked

35,319Verified emails

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The 25 largest power systems maintenance worldwide

Ranked by team size

Top 25 of 8,945 power systems maintenance worldwide, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to power systems 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Torrent Power	Partial evidence	IndiaHQ checked Sep 20, 2026	5,001-10,000	5,560 contacts →
	Partial evidence “Torrent Power is one of the leading brands in the Indian power sector.” Source: RevenueBase Database · checked Sep 20, 2026
2	Fieldcore	Partial evidence	Atlanta, GA, United StatesHQ checked Sep 20, 2026	10001+	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 20, 2026
3	Socomec Group	Indirect evidence	Benfeld, FranceHQ checked Sep 20, 2026	1,001-5,000	2,705 contacts →
	Indirect evidence “Founded in 1922, SOCOMEC is an independent industrial group with a workforce of 4800 experts spread over 30 subsidiaries in the world.” Source: RevenueBase Database · checked Sep 20, 2026
4	Powell	Strong evidence	Houston, TX, United StatesHQ checked Sep 20, 2026	1,001-5,000	2,561 contacts →
	Strong evidence “Powell is hiring- Powell is dedicated to improving people’s lives by providing reliable power distribution systems in every market we serve.” Source: RevenueBase Database · checked Sep 20, 2026
5	Ausgrid	Indirect evidence	Haymarket, AustraliaHQ checked Sep 20, 2026	1,001-5,000	2,341 contacts →
	Indirect evidence “Ausgrid is Australia's largest distributor of electricity, provided products and services to 1.7 million customers in Sydney, the Hunter and the Central Coast.” Source: RevenueBase Database · checked Sep 20, 2026
6	Areva T&d	Partial evidence	92084 Paris - La Défense, FranceHQ checked Sep 20, 2026	10001+	2,012 contacts →
	Partial evidence “One of the top three global players in the transmission and distribution of energy, AREVA T&D offers solutions to bring electricity from the source onto the power network.” Source: RevenueBase Database · checked Sep 20, 2026
7	Korea Electric Power Corporation Kepco	Partial evidence	South KoreaHQ checked Sep 20, 2026	10001+	1,994 contacts →
	Partial evidence “Korea Electric Power Corporation (“KEPCO”) is a state-owned, integrated electric utility company in the Republic of Korea, whose six generation subsidiaries produce the majority…” Source: RevenueBase Database · checked Sep 20, 2026
8	Engelmig Energia	Indirect evidence	Belo Horizonte, BrazilHQ checked Sep 20, 2026	5,001-10,000	1,818 contacts →
	Indirect evidence “A Engelmig foi fundada em 1985 com o objetivo de prestar serviços de engenharia em redes de distribuição de energia elétrica.” Source: RevenueBase Database · checked Sep 20, 2026
9	Shermco Industries	Partial evidence	Irving, TX, United StatesHQ checked Sep 20, 2026	1,001-5,000	1,221 contacts →
	Partial evidence “Shermco Industries is a provider of safe, reliable testing, repair, professional training, electrical outage planning, maintenance and analysis of rotating apparatus and…” Source: RevenueBase Database · checked Sep 20, 2026
10	Nidec Conversion	Indirect evidence	Cinisello Balsamo, ItalyHQ checked Sep 20, 2026	1,001-5,000	1,180 contacts →
	Indirect evidence “Nidec Conversion is a Business Unit of Nidec Corporation, a global Japanese manufacturer and distributor of electric motors with employees and plants/offices in +40 countries in…” Source: RevenueBase Database · checked Sep 20, 2026
11	Valard Construction	Indirect evidence	Edmonton, AB, CanadaHQ checked Sep 20, 2026	1,001-5,000	1,112 contacts →
	Indirect evidence “Headquartered in Edmonton, Alberta - Valard is Canada’s premier utility contractor, with full-service capabilities for transmission, distribution, substations, foundations…” Source: RevenueBase Database · checked Sep 20, 2026
12	PIC Group, INC	Partial evidence	Atlanta, GA, United StatesHQ checked Sep 20, 2026	201-500	1,107 contacts →
	Partial 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 20, 2026
13	Sudhir Power LTD	Partial evidence	Gurugram, IndiaHQ checked Sep 20, 2026	1,001-5,000	1,036 contacts →
	Partial evidence “Sudhir Power Limited, established in 1973, is a leader in Diesel Gensets, Transformers, PSS, HT & LT panels, and Equipment rental services.” Source: RevenueBase Database · checked Sep 20, 2026
14	Industrial Electric Mfg. IEM	Strong evidence	Fremont, CA, United StatesHQ checked Sep 20, 2026	1,001-5,000	969 contacts →
	Strong evidence “Industrial Electric Mfg.(IEM) is the largest independent full-line manufacturer of electrical distribution equipment and integrated power systems in the U.S.” Source: RevenueBase Database · checked Sep 20, 2026
15	Mitsubishi Electric Power Products, INC	Partial evidence	Warrendale, PA, United StatesHQ checked Sep 20, 2026	1,001-5,000	967 contacts →
	Partial evidence “Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.” Source: RevenueBase Database · checked Sep 20, 2026
16	Dashiell Corporation	Partial evidence	Houston, TX, United StatesHQ checked Sep 20, 2026	1,001-5,000	940 contacts →
	Partial 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 20, 2026
17	DPL Construções	Indirect evidence	Imperatriz, BrazilHQ checked Sep 20, 2026	1,001-5,000	891 contacts →
	Indirect evidence “Nossa História e Onde Estamos Fundada em 2007, a DPL Construções é especializada na prestação de serviços para Concessionárias de Energia Elétrica, atuando estrategicamente na…” Source: RevenueBase Database · checked Sep 20, 2026
18	Remo Engenharia	Indirect evidence	Belo Horizonte, BrazilHQ checked Sep 20, 2026	1,001-5,000	858 contacts →
	Indirect evidence “Fundada em 1974, a Remo Engenharia, uma empresa sólida e com alto nível de especialização é hoje um dos grandes players do Brasil no segmento de energia.” Source: RevenueBase Database · checked Sep 20, 2026
19	Flanders	Indirect evidence	Evansville, IN, United StatesHQ checked Sep 20, 2026	501-1,000	789 contacts →
	Indirect evidence “FLANDERS, Leverage our legacy.” Source: RevenueBase Database · checked Sep 20, 2026
20	ONE Nordic AB	Indirect evidence	Malmö, SwedenHQ checked Sep 20, 2026	1,001-5,000	768 contacts →
	Indirect evidence “ONE Nordic är en av Sveriges ledande leverantörer av tekniska tjänster, entreprenader och underhåll inom energisektorn.” Source: RevenueBase Database · checked Sep 20, 2026
21	PLN Indonesia Power Services	Partial evidence	Jakarta Selatan, IndonesiaHQ checked Sep 20, 2026	5,001-10,000	734 contacts →
	Partial evidence “Berdiri sejak 15 April 1998, PT PLN Indonesia Power Services (PLN IP Services) mulai beroperasi di Jakarta pada 15 Agustus 1998.” Source: RevenueBase Database · checked Sep 20, 2026
22	Tecnogera	Indirect evidence	São Bernardo Do Campo, BrazilHQ checked Sep 20, 2026	501-1,000	721 contacts →
	Indirect evidence “A Tecnogera é uma empresa de infraestrutura e prestação de serviços em energia temporária e atua com locação de Grupos Geradores de energia, Bancos de Cargas, Torres de…” Source: RevenueBase Database · checked Sep 20, 2026
23	Freedom	Partial evidence	Leeds, United KingdomHQ checked Sep 20, 2026	1,001-5,000	664 contacts →
	Partial evidence “Freedom is a leading provider of facilities and power engineering services.” Source: RevenueBase Database · checked Sep 20, 2026
24	Kirloskar Electric Co. LTD	Partial evidence	Bengaluru, IndiaHQ checked Sep 20, 2026	1,001-5,000	621 contacts →
	Partial evidence “Kirloskar Electric Company Limited (KEC) is one of India 's leading manufacturers of electrical and power equipment.” Source: RevenueBase Database · checked Sep 20, 2026
25	Bajel Projects LTD	Partial evidence	Mumbai, IndiaHQ checked Sep 20, 2026	501-1,000	601 contacts →
	Partial evidence “Bajel Projects Limited is a leading company in the business of power infrastructure, with a strong presence in the Power Transmission and Power Distribution sectors.” Source: RevenueBase Database · checked Sep 20, 2026

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: power systems maintenance. 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 power systems maintenance.
Partial evidence: Its own public description names part of power systems maintenance, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name power systems maintenance. 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 8,945 power systems maintenance worldwide

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Power systems maintenance worldwide at a glance

As of Sep 20, 2026

21.1%Verified-email coverage

18.7Average contacts per company

11-50Median size (employees)

0.7%Largest-city concentration · Sao Paulo

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

3,317

11-50

3,579

51-200

1,275

201-500

384

501-1,000

161

1,001-5,000

114

5,001-10,000

10001+

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 power systems 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: Every country. Country and city lists for power systems maintenance are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “power systems 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 power systems 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 power systems 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, 35,319 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 20, 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.

Power systems maintenance by location

29 lists · largest first

Every Power systems 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 power systems 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 power systems maintenance are there worldwide?

RevenueBase identified 8,945 power systems 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?

Torrent Power, headquartered in Worldwide, tops this list with the largest team on record.

Which country has the most power systems maintenance?

The United States leads with 1,319 companies, followed by Italy (877) and Brazil (754). Every power systems maintenance list by country and city is linked on this page.

Which city has the most power systems maintenance?

Sao Paulo leads with 67 headquartered companies, followed by Houston (54) and Roma (53).

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 35,319 verified decision-maker contacts tracked across these 8,945 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 20, 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.