Company lists · Data refreshed October 2026

Top 25 Grid infrastructure contractors worldwide

Name: Grid infrastructure contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 13, 2026 10,467 companies tracked

RevenueBase identified 10,467 company matches for grid infrastructure contractors worldwide as of October 2026 and tracks 379,279 professional contacts across them, including 95,105 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for grid infrastructure 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 13, 2026. Country and city lists for grid infrastructure 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 13, 2026 How this list was built

10,467Companies

379,279Contacts tracked

95,105Verified emails

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The 25 largest grid infrastructure contractors worldwide

Ranked by team size

Top 25 of 10,467 company matches for grid infrastructure contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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	KEC International LTD	Exact match	Mumbai, IndiaHQ recorded Oct 13, 2026	5,001-10,000	10,742 contacts →
	Exact match “KEC International Limited, the flagship company of RPG Enterprises is a diversified global infrastructure Engineering, Procurement & Construction (EPC) major, with a presence in…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2	Firstenergy	Exact match	Akron, OH, United StatesHQ recorded Oct 13, 2026	10001+	6,582 contacts →
	Exact match “We are a forward-thinking electric utility centered on integrity, powered by a diverse team of employees committed to making customers’ lives brighter, the environment better and…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3	Power Grid Corporation Of India Limited	Exact match	Gurgaon, IndiaHQ recorded Oct 13, 2026	5,001-10,000	6,120 contacts →
	Exact match “Power Grid Corporation of India Limited (POWERGRID), is a 'Maharatna' Company operating under Ministry of Power, is engaged in power transmission business.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4	Hubbell Incorporated	Exact match	Shelton, CT, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
5	KENTZ	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 13, 2026	10001+	4,217 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 · Oct 13, 2026 · View company records in RevenueBase
6	Primoris Services Corporation	Exact match	Dallas, TX, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
7	Nextera Energy, INC	Exact match	Juno Beach, FL, United StatesHQ recorded Oct 13, 2026	10001+	3,787 contacts →
	Exact match “NextEra Energy, Inc.(NYSE: NEE) is one of the largest electric power and energy infrastructure companies in North America and is a leading provider of electricity to American…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8	Mastec Communications Group	Exact match	Coral Gables, FL, United StatesHQ recorded Oct 13, 2026	5,001-10,000	3,349 contacts →
	Exact match “MasTec Communications Group (MCG) is a division of MasTec that provides comprehensive services and turnkey solutions for Telecom operators.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9	NKT	Exact match	Copenhagen, DenmarkHQ recorded Oct 13, 2026	5,001-10,000	3,132 contacts →
	Exact match “NKT connects a greener world with high-quality power cable technology and plays a key role as the world moves towards clean energy.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10	Edenor	Exact match	Buenos Aires, ArgentinaHQ recorded Oct 13, 2026	1,001-5,000	2,633 contacts →
	Exact match “Somos la mayor distribuidora de energía eléctrica de la Argentina en términos de cantidad de clientes y electricidad vendida.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11	Ausgrid	Exact match	Haymarket, AustraliaHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
12	Service Stream	Exact match	Docklands, AustraliaHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
13	Tabocas Participações Empreendimentos S A	Exact match	Belo Horizonte, BrazilHQ recorded Oct 13, 2026	10001+	2,327 contacts →
	Exact match “Fundada em abril de em Belo Horizonte (MG), a Tabocas é referência nacional na modalidade EPC Full, dentro dos setores de construção e engenharia civil, com foco de atuação na…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14	Almabani General Contractors	Exact match	Jeddah, Saudi ArabiaHQ recorded Oct 13, 2026	10001+	2,126 contacts →
	Exact match “Almabani General Contractors has a long robust history which began when the founders’ established the company in Jeddah, Saudi Arabia in October 1972.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15	Pike Corporation	Exact match	Mount Airy, NC, United StatesHQ recorded Oct 13, 2026	10001+	2,123 contacts →
	Exact match “The Pike family of companies is a leading provider of utilities solutions to over 300 investor-owned, municipal and cooperative utilities in the United States.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16	Areva T&d	Exact match	92084 Paris - La Défense, FranceHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
17	Omexom	Exact match	Nanterre, FranceHQ recorded Oct 13, 2026	5,001-10,000	2,023 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 · Oct 13, 2026 · View company records in RevenueBase
18	Enercon Services, INC	Exact match	Kennesaw, GA, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,980 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 · Oct 13, 2026 · View company records in RevenueBase
19	Quanta Services, INC	Exact match	Houston, TX, United StatesHQ recorded Oct 13, 2026	10001+	1,901 contacts →
	Exact match “Quanta Services (NYSE: PWR) is the leading specialty contractor with the largest and highly trained skilled workforce in North America, providing fully integrated solutions for…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20	Engelmig Energia	Exact match	Belo Horizonte, BrazilHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
21	Henkels & Mccoy, INC	Exact match	Blue Bell, PA, United StatesHQ recorded Oct 13, 2026	5,001-10,000	1,819 contacts →
	Exact match “Henkels & McCoy, Inc.(H&M) is a leading utility construction firm providing critical infrastructure for the power, oil & gas pipeline, telecommunications, and gas distribution…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22	Westwood Professional Services	Exact match	Plano, TX, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,801 contacts →
	Exact match “At Westwood, our purpose is to create a better world for people through our work.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23	Taqa Transmission	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Oct 13, 2026	1,001-5,000	1,739 contacts →
	Exact match “We own and operate safe, sustainable, economic and reliable transmission networks that connect generation plants to distribution companies and other customers.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24	Helix Electric	Exact match	San Diego, CA, United StatesHQ recorded Oct 13, 2026	1,001-5,000	1,618 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 · Oct 13, 2026 · View company records in RevenueBase
25	NPL Construction CO	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 13, 2026	5,001-10,000	1,376 contacts →
	Exact match “NPL is a nationally recognized leader in energy infrastructure construction, with 50 years of experience.” Recorded in the RevenueBase company graph · Oct 13, 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 “grid infrastructure 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 10,467 grid infrastructure contractors worldwide

See the full list, filter by size, metro and specialty, and access 95,105 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Grid infrastructure contractors worldwide at a glance

As of Oct 13, 2026

25.1%Verified-email coverage

36.2Average contacts per company

11-50Median size (employees)

0.7%Largest-city concentration · Houston

Oct 13, 2026Page data refreshed

Companies by employee count

1-10

2,909

11-50

3,836

51-200

2,162

201-500

789

501-1,000

332

1,001-5,000

303

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 grid infrastructure contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “grid infrastructure 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 95,105 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 13, 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 infrastructure contractors by location

42 lists · largest first

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

How many grid infrastructure contractors are there worldwide?

RevenueBase identified 10,467 company matches for grid infrastructure 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?

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

Which country has the most grid infrastructure contractors?

The United States leads with 2,123 companies, followed by Brazil (720) and India (657). Every grid infrastructure contractors list by country and city is linked on this page.

Which city has the most grid infrastructure contractors?

Houston leads with 69 company records, followed by Sao Paulo (52) and Lima (47).

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 95,105 professional contacts with verified work emails tracked across these 10,467 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 13, 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.