Company lists · Data refreshed November 2026

Top 25 Transmission and distribution engineering firms worldwide

Name: Transmission and distribution engineering firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 15,868 companies tracked

RevenueBase identified 15,868 company matches for transmission and distribution engineering firms worldwide as of November 2026 and tracks 569,106 professional contacts across them, including 152,094 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for transmission and distribution engineering firms 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 transmission and distribution engineering firms 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

15,868Companies

569,106Contacts tracked

152,094Verified emails

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The 25 largest transmission and distribution engineering firms worldwide

Ranked by team size

Top 25 of 15,868 company matches for transmission and distribution engineering firms 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Hitachi Energy	Exact match	Zurich, SwitzerlandHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
2	Atkinsréalis	Exact match	Montreal, QC, CanadaHQ recorded Nov 6, 2026	10001+	25,123 contacts →
	Exact match “We are a world-class engineering services and nuclear organization.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Amec Foster Wheeler	Exact match	Aberdeen, OR, United KingdomHQ recorded Nov 6, 2026	10001+	15,435 contacts →
	Exact match “Wood Group has combined with Amec Foster Wheeler to form a new global leader in the delivery of project, engineering and technical services to energy and industrial markets.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	KEC International LTD	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	5,001-10,000	11,223 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 · Nov 6, 2026 · View company records in RevenueBase
5	Snc-Lavalin	Exact match	Montreal, ON, CanadaHQ recorded Nov 6, 2026	10001+	10,892 contacts →
	Exact match “SNC Lavalin is now AtkinsRéalis.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Atkins	Exact match	Epsom, FL, United KingdomHQ recorded Nov 6, 2026	10001+	9,322 contacts →
	Exact match “Atkins is now AtkinsRéalis.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Nexans	Exact match	Courbevoie, FranceHQ recorded Nov 6, 2026	10001+	6,820 contacts →
	Exact match “For over a century, Nexans has played a crucial role in the electrification of the planet and is committed to electrifying the future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Toshiba	Exact match	Irvine, CA, United StatesHQ recorded Nov 6, 2026	n/a	6,418 contacts →
	Exact match “For 150 years, Toshiba has been engineering solutions that drive progress, empower industries, and create a more resilient future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Kalpataru Projects International Limited	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	5,001-10,000	6,367 contacts →
	Exact match “THE WORLD'S LOCAL EPC PARTNER Kalpataru Projects International Limited (KPIL), part of the Kalpataru Group, is a leading global engineering and construction company with a…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Power Grid Corporation Of India Limited	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	5,001-10,000	6,251 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 · Nov 6, 2026 · View company records in RevenueBase
11	Sargent & Lundy	Exact match	Chicago, NJ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,591 contacts →
	Exact match “Sargent & Lundy is one of the world’s longest-standing full-service architect engineering firms.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Hubbell Incorporated	Exact match	Shelton, CT, United StatesHQ recorded Nov 6, 2026	10001+	4,484 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 · Nov 6, 2026 · View company records in RevenueBase
13	KENTZ	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
14	Landis GYR	Exact match	Cham, SwitzerlandHQ recorded Nov 6, 2026	5,001-10,000	4,287 contacts →
	Exact match “Landis+Gyr is a global energy technology leader delivering intelligent solutions that connect devices, data, and decisions across the grid.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Primoris Services Corporation	Exact match	Dallas, AZ, United StatesHQ recorded Nov 6, 2026	10001+	4,275 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 · Nov 6, 2026 · View company records in RevenueBase
16	Oncor Electric Delivery	Exact match	Dallas, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,856 contacts →
	Exact match “Oncor Electric Delivery Company LLC, headquartered in Dallas, is a regulated electricity distribution and transmission business that uses superior asset management skills to…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Entrust Solutions Group	Exact match	Lisle, IL, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
18	Powell	Exact match	Houston, IL, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
19	S&c Electric Company	Exact match	Chicago, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,639 contacts →
	Exact match “S&C is empowering people to transform the grid.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Tabocas Participações Empreendimentos S A	Exact match	Belo Horizonte, BrazilHQ recorded Nov 6, 2026	10001+	2,443 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 · Nov 6, 2026 · View company records in RevenueBase
21	Service Stream	Exact match	Docklands, AustraliaHQ recorded Nov 6, 2026	1,001-5,000	2,419 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 · Nov 6, 2026 · View company records in RevenueBase
22	Pike Corporation	Exact match	Mount Airy, NC, United StatesHQ recorded Nov 6, 2026	10001+	2,181 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 · Nov 6, 2026 · View company records in RevenueBase
23	Areva T&d	Exact match	92084 Paris - La Défense, FranceHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
24	Omexom	Exact match	Nanterre, FranceHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
25	Enercon Services, INC	Exact match	Kennesaw, PA, United StatesHQ recorded Nov 6, 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 6, 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 “transmission and distribution engineering firms”. 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 15,868 transmission and distribution engineering firms worldwide

See the full list, filter by size, metro and specialty, and access 152,094 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Transmission and distribution engineering firms worldwide at a glance

As of Nov 6, 2026

26.7%Verified-email coverage

35.9Average contacts per company

11-50Median size (employees)

0.9%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

6,158

11-50

5,379

51-200

2,540

201-500

834

501-1,000

339

1,001-5,000

349

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 transmission and distribution engineering firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “transmission and distribution engineering firms” 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 152,094 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.

Transmission and distribution engineering firms by location

82 lists · largest first

Every Transmission and distribution engineering firms 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 “transmission and distribution engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transmission and distribution engineering firms are there worldwide?

RevenueBase identified 15,868 company matches for transmission and distribution engineering firms 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 transmission and distribution engineering firms?

The United States leads with 2,009 companies, followed by Brazil (1,535) and India (1,242). Every transmission and distribution engineering firms list by country and city is linked on this page.

Which city has the most transmission and distribution engineering firms?

Sao Paulo leads with 144 company records, followed by Istanbul (104) and Belo Horizonte (77).

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 152,094 professional contacts with verified work emails tracked across these 15,868 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.

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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.