Company lists · Data refreshed November 2026

Top 25 Grid maintenance companies worldwide

RevenueBase identified 1,737 company matches for grid maintenance companies worldwide as of November 2026 and tracks 96,436 professional contacts across them, including 31,464 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for grid maintenance companies 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 grid maintenance companies 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
1,737Companies
96,436Contacts tracked
31,464Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest grid maintenance companies worldwide

Ranked by team size
Top 25 of 1,737 company matches for grid maintenance companies 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 matchPuteaux, FranceHQ recorded Nov 6, 202610001+21,961 contacts →

Exact match

“Enedis est le gestionnaire du réseau public de distribution d’électricité sur 95 % du territoire français continental.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchPaso Robles, CA, United StatesHQ recorded Nov 6, 20261,001-5,0002,767 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBayreuth, GermanyHQ recorded Nov 6, 20265,001-10,0002,697 contacts →

Exact match

“TenneT is a leading European grid operator.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHaymarket, AustraliaHQ recorded Nov 6, 20261,001-5,0002,511 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact match92084 Paris - La Défense, FranceHQ recorded Nov 6, 202610001+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 6, 2026 · View company records in RevenueBase
6Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 20265,001-10,0001,929 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 6, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,087 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 6, 2026 · View company records in RevenueBase
8Exact matchImperatriz, BrazilHQ recorded Nov 6, 20261,001-5,000992 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBillings, WA, United StatesHQ recorded Nov 6, 20261,001-5,000987 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 6, 2026 · View company records in RevenueBase
10Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 20261,001-5,000979 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchPatiala, IndiaHQ recorded Nov 6, 202610001+956 contacts →

Exact match

“http://pspcl.in/about-us/”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchFolsom, CA, United StatesHQ recorded Nov 6, 2026501-1,000900 contacts →

Exact match

“The California Independent System Operator (ISO) manages the flow of electricity across the high-voltage, long-distance power lines that make up 80 percent of California's power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMalmö, SwedenHQ recorded Nov 6, 20261,001-5,000817 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 · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMuscat, OmanHQ recorded Nov 6, 20261,001-5,000749 contacts →

Exact match

“شركة نماء لتوزيع الكهرباء - إحدى شركات مجموعة نماء مرخّصة لإدارة شبكة توزيع الكهرباء وتنفيذ الأنشطة ذات الصلة، مثل أعمال توسعة الشبكة والتوصيلات الجديدة، في سلطنة عُمان، باستثناء…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLeeds, United KingdomHQ recorded Nov 6, 20261,001-5,000740 contacts →

Exact match

“Freedom is a leading provider of facilities and power engineering services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWest Palm Beach, FL, United StatesHQ recorded Nov 6, 202610001+706 contacts →

Exact match

“Dycom (NYSE: DY) is on a mission to connect America.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,000686 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchKansas City, MO, United StatesHQ recorded Nov 6, 20261,001-5,000650 contacts →

Exact match

“PAR, a Quanta Services company, offers a full range of construction services for substations, overhead and underground distribution and transmission lines, engineering, design…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchChicago, IL, United StatesHQ recorded Nov 6, 20261,001-5,000634 contacts →

Exact match

“Meade leads the field in design, construction and maintenance of electric, natural gas, and telecommunications delivery systems, both above and below ground and has done so for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,000621 contacts →

Exact match

“Stelmec is leading name in the Indian power industry, dedicated to delivering innovating and sustainable energy solutions to businesses and communities across the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHouston, CA, United StatesHQ recorded Nov 6, 20261,001-5,000590 contacts →

Exact match

“RESA Power is your ONE-STOP for all of your power needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBrescia, ItalyHQ recorded Nov 6, 20261,001-5,000585 contacts →

Exact match

“Unareti è la società unica per i servizi a rete che gestisce in modo integrato e capillare la distribuzione di energia elettrica e gas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBerlin, GermanyHQ recorded Nov 6, 20261,001-5,000570 contacts →

Exact match

“Omexom ist die Marke für Energieinfrastrukturen von VINCI Energies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchFairport, United StatesHQ recorded Nov 6, 2026501-1,000537 contacts →

Exact match

“Qualitrol is a global leader in electrical grid monitoring solutions for businesses that manage, operate, or support the power grid.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact 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

Showing 25 of 1,737 grid maintenance companies worldwide

See the full list, filter by size, metro and specialty, and access 31,464 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Grid maintenance companies worldwide at a glance

As of Nov 6, 2026
32.6%Verified-email coverage
55.5Average contacts per company
11-50Median size (employees)
0.8%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
470
11-50
606
51-200
349
201-500
127
501-1,000
69
1,001-5,000
68
5,001-10,000
13
10001+
14

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 grid maintenance companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “grid maintenance companies” 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 31,464 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.

Grid maintenance companies by location

9 lists · largest first

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

How many grid maintenance companies are there worldwide?

RevenueBase identified 1,737 company matches for grid maintenance companies 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?

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

Which country has the most grid maintenance companies?

The United States leads with 407 companies, followed by Brazil (146) and Italy (101). Every grid maintenance companies list by country and city is linked on this page.

Which city has the most grid maintenance companies?

Sao Paulo leads with 14 company records, followed by Fortaleza (8) and Houston (8).

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 31,464 professional contacts with verified work emails tracked across these 1,737 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.

Ready to reach these companies? Verified emails and direct dials for all 1,737 grid maintenance companies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.