Company lists · Data refreshed October 2026

Top 25 Electrical grid maintenance contractors worldwide

Name: Electrical grid maintenance contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 16,912 companies tracked

RevenueBase identified 16,912 company matches for electrical grid maintenance contractors worldwide as of October 2026 and tracks 277,493 professional contacts across them, including 64,535 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for electrical grid 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 October 12, 2026. Country and city lists for electrical grid 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 Oct 12, 2026 How this list was built

16,912Companies

277,493Contacts tracked

64,535Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest electrical grid maintenance contractors worldwide

Ranked by team size

Top 25 of 16,912 company matches for electrical grid maintenance contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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	Hubbell Incorporated	Exact match	Shelton, CT, United StatesHQ recorded Oct 12, 2026	10001+	4,366 contacts →
	Exact match “Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	Primoris Services Corporation	Exact match	Dallas, TX, United StatesHQ recorded Oct 12, 2026	10001+	4,166 contacts →
	Exact match “Primoris Services Corporation (NYSE: PRIM) is a leading provider of critical infrastructure services to the utility, energy, and renewables markets throughout the United States…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3	Socomec Group	Exact match	Benfeld, FranceHQ recorded Oct 12, 2026	1,001-5,000	2,917 contacts →
	Exact match “Founded in 1922, SOCOMEC is an independent industrial group with a workforce of 4800 experts spread over 30 subsidiaries in the world.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4	Pearce Services	Exact match	Paso Robles, CA, United StatesHQ recorded Oct 12, 2026	1,001-5,000	2,700 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 · Oct 12, 2026 · View company records in RevenueBase
5	Powell	Exact match	Houston, TX, United StatesHQ recorded Oct 12, 2026	1,001-5,000	2,646 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 · Oct 12, 2026 · View company records in RevenueBase
6	Ausgrid	Exact match	Haymarket, AustraliaHQ recorded Oct 12, 2026	1,001-5,000	2,437 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7	Service Stream	Exact match	Docklands, AustraliaHQ recorded Oct 12, 2026	1,001-5,000	2,350 contacts →
	Exact match “Service Stream plays a vital role, working with our clients in keeping communities connected to essential network services across Australia.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8	Areva T&d	Exact match	92084 Paris - La Défense, FranceHQ recorded Oct 12, 2026	10001+	2,102 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 · Oct 12, 2026 · View company records in RevenueBase
9	NAES	Exact match	Issaquah, WA, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,999 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 · Oct 12, 2026 · View company records in RevenueBase
10	Grupo RCS	Exact match	Brasilia, BrazilHQ recorded Oct 12, 2026	5,001-10,000	1,870 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 · Oct 12, 2026 · View company records in RevenueBase
11	Engelmig Energia	Exact match	Belo Horizonte, BrazilHQ recorded Oct 12, 2026	5,001-10,000	1,854 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 · Oct 12, 2026 · View company records in RevenueBase
12	Control Construções Ltda	Exact match	Joao Pessoa, BrazilHQ recorded Oct 12, 2026	1,001-5,000	1,368 contacts →
	Exact match “Fundada em na cidade de João Pessoa, a empresa se tornou especialista nas áreas de construção e prestação de serviços no setor elétrico.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	Shermco Industries	Exact match	Irving, TX, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,263 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 · Oct 12, 2026 · View company records in RevenueBase
14	Conecta Empreendimentos Ltda	Exact match	Santo André, BrazilHQ recorded Oct 12, 2026	1,001-5,000	1,205 contacts →
	Exact match “A Conecta Empreendimentos, com matriz no estado de São Paulo, se destaca pela atuação na prestação de serviços nos diversos segmentos do setor elétrico e com sua atuação na…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	Mears Group, INC	Exact match	Englewood, CO, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,155 contacts →
	Exact match “Mears is an industry-leading energy infrastructure solutions provider offering engineering, construction and maintenance services to the oil and natural gas, electric transmission…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Valard Construction	Exact match	Edmonton, AB, CanadaHQ recorded Oct 12, 2026	1,001-5,000	1,135 contacts →
	Exact match “Headquartered in Edmonton, Alberta - Valard is Canada’s premier utility contractor, with full-service capabilities for transmission, distribution, substations, foundations…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	Dashiell Corporation	Exact match	Houston, TX, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,060 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 · Oct 12, 2026 · View company records in RevenueBase
18	Sudhir Power LTD	Exact match	Gurgaon, IndiaHQ recorded Oct 12, 2026	1,001-5,000	1,036 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 · Oct 12, 2026 · View company records in RevenueBase
19	Mitsubishi Electric Power Products, INC	Exact match	Warrendale, PA, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,014 contacts →
	Exact match “Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	DPL Construções	Exact match	Imperatriz, BrazilHQ recorded Oct 12, 2026	1,001-5,000	938 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	Remo Engenharia	Exact match	Belo Horizonte, BrazilHQ recorded Oct 12, 2026	1,001-5,000	921 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22	Punjab State Power Corporation LTD	Exact match	Patiala, IndiaHQ recorded Oct 12, 2026	10001+	914 contacts →
	Exact match “http://pspcl.in/about-us/” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23	Electrical Consultants, INC	Exact match	Billings, MT, United StatesHQ recorded Oct 12, 2026	1,001-5,000	904 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 · Oct 12, 2026 · View company records in RevenueBase
24	Flanders	Exact match	Evansville, IN, United StatesHQ recorded Oct 12, 2026	501-1,000	828 contacts →
	Exact match “FLANDERS, Leverage our legacy.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25	ONE Nordic AB	Exact match	Malmö, SwedenHQ recorded Oct 12, 2026	1,001-5,000	805 contacts →
	Exact match “ONE Nordic är en av Sveriges ledande leverantörer av tekniska tjänster, entreprenader och underhåll inom energisektorn.” Recorded in the RevenueBase company graph · Oct 12, 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 “electrical grid maintenance contractors”. 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 16,912 electrical grid maintenance contractors worldwide

See the full list, filter by size, metro and specialty, and access 64,535 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical grid maintenance contractors worldwide at a glance

As of Oct 12, 2026

23.3%Verified-email coverage

16.4Average contacts per company

11-50Median size (employees)

0.5%Largest-city concentration · Houston

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

7,434

11-50

6,048

51-200

2,182

201-500

601

501-1,000

217

1,001-5,000

189

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 electrical grid maintenance contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “electrical grid 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 64,535 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 October 12, 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.

Electrical grid maintenance contractors by location

47 lists · largest first

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

How many electrical grid maintenance contractors are there worldwide?

RevenueBase identified 16,912 company matches for electrical grid maintenance contractors worldwide as of October 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?

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

Which country has the most electrical grid maintenance contractors?

The United States leads with 4,076 companies, followed by the United Kingdom (1,440) and Brazil (1,016). Every electrical grid maintenance contractors list by country and city is linked on this page.

Which city has the most electrical grid maintenance contractors?

Houston leads with 90 company records, followed by Sao Paulo (90) and London (84).

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 64,535 professional contacts with verified work emails tracked across these 16,912 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 October 12, 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.