Company lists · Data refreshed November 2026

Top 25 Transmission and distribution engineering companies worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 20,487 companies tracked

RevenueBase identified 20,487 company matches for transmission and distribution engineering companies worldwide as of November 2026 and tracks 848,441 professional contacts across them, including 226,246 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 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 transmission and distribution engineering 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

20,487Companies

848,441Contacts tracked

226,246Verified emails

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The 25 largest transmission and distribution engineering companies worldwide

Ranked by team size

Top 25 of 20,487 company matches for transmission and distribution engineering 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.
#	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	Enedis	Exact match	Puteaux, FranceHQ recorded Nov 6, 2026	10001+	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
4	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
5	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
6	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
7	Grupo Energisa	Exact match	Cataguases, BrazilHQ recorded Nov 6, 2026	10001+	9,910 contacts →
	Exact match “O Grupo Energisa tem na distribuição de energia elétrica a principal base de seu negócio.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Tata Power	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	10001+	9,891 contacts →
	Exact match “Tata Power is one of India’s largest integrated power companies and together with its subsidiaries and jointly controlled entities, has an installed/managed capacity of 14,294 MW.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	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
10	Tata Consulting Engineers	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	5,001-10,000	8,994 contacts →
	Exact match “Tata Consulting Engineers Limited (TCE) is the largest Indian private sector engineering and project consultancy and an emerging global leader in integrated engineering solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Réseau DE Transport D'électricité	Exact match	La Defense Cedex, FranceHQ recorded Nov 6, 2026	10001+	7,740 contacts →
	Exact match “Chaque jour, nous faisons du réseau électrique le moteur d’une France décarbonée en transportant l’électricité à chaque seconde et en veillant en permanence à son équilibre…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	KENT	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	10001+	7,615 contacts →
	Exact match “We design, build and maintain the assets that power the world for today and make it future-ready for tomorrow.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Firstenergy	Exact match	Akron, OH, United StatesHQ recorded Nov 6, 2026	10001+	7,064 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 · Nov 6, 2026 · View company records in RevenueBase
14	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
15	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
16	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
17	Mortenson	Exact match	Minneapolis, CO, United StatesHQ recorded Nov 6, 2026	5,001-10,000	6,069 contacts →
	Exact match “Mortenson is a U.S-based, top-10 builder, developer and provider of energy and engineering services committed to helping organizations move their strategies forward.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Kenya Power	Exact match	Nairobi, KenyaHQ recorded Nov 6, 2026	10001+	4,867 contacts →
	Exact match “Kenya Power transmits, distributes, and retails electricity to over ten million customers throughout Kenya.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	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
20	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
21	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
22	Msedcl	Exact match	IndiaHQ recorded Nov 6, 2026	10001+	3,973 contacts →
	Exact match “Maharashtra State Electricity Distribution Company Limited (MSEDCL) came into existence on June 6, 2005 after unbundling the erstwhile Maharashtra State Electricity Board into…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	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
24	Proing	Exact match	Yumbo, ColombiaHQ recorded Nov 6, 2026	1,001-5,000	3,760 contacts →
	Exact match “Basados en nuestros talentos y buena actitud, desarrollamos la ingeniería para brindar un mejor presente y futuro.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	IEC	Exact match	Haifa, IsraelHQ recorded Nov 6, 2026	10001+	3,351 contacts →
	Exact match “The Israel Electric Corporation (IEC) is a public, government company, 99.85% of its shares are government-owned and traded on the Tel-Aviv and Singapore stock exchange.” 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 companies”. 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 20,487 transmission and distribution engineering companies worldwide

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Transmission and distribution engineering companies worldwide at a glance

As of Nov 6, 2026

26.7%Verified-email coverage

41.4Average 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

7,570

11-50

6,984

51-200

3,420

201-500

1,149

501-1,000

473

1,001-5,000

480

5,001-10,000

10001+

106

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 companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “transmission and distribution engineering 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 226,246 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 companies by location

107 lists · largest first

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

How many transmission and distribution engineering companies are there worldwide?

RevenueBase identified 20,487 company matches for transmission and distribution engineering 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?

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 companies?

The United States leads with 2,322 companies, followed by Brazil (1,928) and India (1,630). Every transmission and distribution engineering companies list by country and city is linked on this page.

Which city has the most transmission and distribution engineering companies?

Sao Paulo leads with 174 company records, followed by Istanbul (133) and Belo Horizonte (94).

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 226,246 professional contacts with verified work emails tracked across these 20,487 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.