Company lists · Data refreshed November 2026

Top 25 Power systems integrators worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 19,938 companies tracked

RevenueBase identified 19,938 company matches for power systems integrators worldwide as of November 2026 and tracks 382,509 professional contacts across them, including 106,121 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for power systems integrators 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 5, 2026. Country and city lists for power systems integrators 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 5, 2026 How this list was built

19,938Companies

382,509Contacts tracked

106,121Verified emails

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The 25 largest power systems integrators worldwide

Ranked by team size

Top 25 of 19,938 company matches for power systems integrators worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Hitachi Energy	Exact match	Zurich, SwitzerlandHQ recorded Nov 5, 2026	10001+	33,344 contacts →
	Exact match “Hitachi Energy is a global technology leader in electrification, powering a sustainable energy future with innovative power grid technologies with digital at the core.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Schweitzer Engineering Laboratories SEL	Exact match	Pullman, KY, United StatesHQ recorded Nov 5, 2026	5,001-10,000	6,934 contacts →
	Exact match “SEL is a globally recognized designer and manufacturer of products and solutions that make electric power safer, more reliable, and more economical.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	KENTZ	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 5, 2026	10001+	4,310 contacts →
	Exact match “Following the acquisition of SNC-Lavalin's oil and gas division, Kentz has become a part of Kent.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	M.C. Dean, INC	Exact match	Tysons, VA, United StatesHQ recorded Nov 5, 2026	5,001-10,000	3,496 contacts →
	Exact match “M.C.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Entrust Solutions Group	Exact match	Lisle, IL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,019 contacts →
	Exact match “ENTRUST Solutions Group, an ENR Top 100 company, provides comprehensive and dependable engineering, consulting, and automation services to pipeline companies, gas and electric…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Powell	Exact match	Houston, IL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,666 contacts →
	Exact match “Powell is hiring- Powell is dedicated to improving people’s lives by providing reliable power distribution systems in every market we serve.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Lauritz Knudsen Electrical & Automation	Exact match	Mumbai, IndiaHQ recorded Nov 5, 2026	10001+	2,482 contacts →
	Exact match “Lauritz Knudsen Electrical and Automation is a pioneering electrical and automation brand with a rich legacy of over 70 years in India.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Areva T&d	Exact match	92084 Paris - La Défense, FranceHQ recorded Nov 5, 2026	10001+	2,148 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Omexom	Exact match	Nanterre, FranceHQ recorded Nov 5, 2026	5,001-10,000	2,108 contacts →
	Exact match “With today's global energy sector undergoing constant change, Omexom works with its clients in delivering on the promises of the energy transition.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Enercon Services, INC	Exact match	Kennesaw, PA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,022 contacts →
	Exact match “ENERCON is a multi-discipline engineering and environmental engineering support services firm focused on delivering safe and efficient solutions for the power, data center and…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Engelmig Energia	Exact match	Belo Horizonte, BrazilHQ recorded Nov 5, 2026	5,001-10,000	1,929 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 5, 2026 · View company records in RevenueBase
12	Helix Electric	Exact match	San Diego, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,666 contacts →
	Exact match “Helix Electric is an award-winning electrical contractor specializing in design-build and highly complex electrical projects throughout the United States.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Shermco Industries	Exact match	Irving, OK, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,324 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 5, 2026 · View company records in RevenueBase
14	Industrial Electric Mfg. IEM	Exact match	Fremont, BC, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,317 contacts →
	Exact match “Industrial Electric Mfg.(IEM) is the largest independent full-line manufacturer of electrical distribution equipment and integrated power systems in the U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Lucy Electric	Exact match	Thame, United KingdomHQ recorded Nov 5, 2026	1,001-5,000	1,305 contacts →
	Exact match “Lucy Electric is a leader in secondary power distribution solutions with over 100 years’ industry experience.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Rovisys	Exact match	Aurora, OH, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,293 contacts →
	Exact match “As one of the world's largest independent systems integrators, RoviSys delivers comprehensive automation, digital transformation, manufacturing execution (MES), Industrial AI…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Nidec Conversion	Exact match	Cinisello Balsamo, ItalyHQ recorded Nov 5, 2026	1,001-5,000	1,257 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Square D By Schneider Electric	Exact match	United StatesHQ recorded Nov 5, 2026	10001+	1,167 contacts →
	Exact match “Square D Company manufactures and markets electrical power distribution and control systems and services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Hubbell Power Systems	Exact match	Columbia, SC, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,129 contacts →
	Exact match “Hubbell Power Systems (HPS) designs and manufactures a wide variety of electric power transmission, distribution, substation, underground, OEM, and communications products used by…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Ormazabal	Exact match	Derio, SpainHQ recorded Nov 5, 2026	1,001-5,000	1,124 contacts →
	Exact match “We are experts in customized and high-tech electrical solutions for your challenges At Ormazabal we design and manufacture solutions aimed at digitalizing the electrical grid to…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Arteche	Exact match	Mungia, SpainHQ recorded Nov 5, 2026	1,001-5,000	1,119 contacts →
	Exact match “The Arteche Group, with 75 years of experience in the electric power industry, offers high-tech solutions and equipment, with a complete range of instrument transformers…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Dashiell Corporation	Exact match	Houston, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,087 contacts →
	Exact match “Dashiell is a leading national provider of technical services to the electric utility, power generation, industrial, renewable and energy industries.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Sudhir Power LTD	Exact match	Gurgaon, IndiaHQ recorded Nov 5, 2026	1,001-5,000	1,077 contacts →
	Exact match “Sudhir Power Limited, established in 1973, is a leader in Diesel Gensets, Transformers, PSS, HT & LT panels, and Equipment rental services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Mitsubishi Electric Power Products, INC	Exact match	Warrendale, FL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,037 contacts →
	Exact match “Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Electrical Consultants, INC	Exact match	Billings, WA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	987 contacts →
	Exact match “Electrical Consultants, Inc.(ECI) is an employee-owned, national provider of high voltage transmission, substation, and distribution solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “power systems integrators”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 19,938 power systems integrators worldwide

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Power systems integrators worldwide at a glance

As of Nov 5, 2026

27.7%Verified-email coverage

19.2Average contacts per company

11-50Median size (employees)

0.7%Largest-city concentration · Sao Paulo

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

7,782

11-50

7,798

51-200

2,890

201-500

698

501-1,000

225

1,001-5,000

173

5,001-10,000

10001+

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 systems integrators are linked below.
What qualifies: Company records worldwide whose business descriptions match “power systems integrators” 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 106,121 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 5, 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 systems integrators by location

85 lists · largest first

Every Power systems integrators 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 systems integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many power systems integrators are there worldwide?

RevenueBase identified 19,938 company matches for power systems integrators 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?

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

Which country has the most power systems integrators?

The United States leads with 2,865 companies, followed by Italy (1,564) and Brazil (1,386). Every power systems integrators list by country and city is linked on this page.

Which city has the most power systems integrators?

Sao Paulo leads with 141 company records, followed by Istanbul (104) and Houston (99).

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 106,121 professional contacts with verified work emails tracked across these 19,938 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 5, 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.