Company lists · Data refreshed November 2026

Top 25 Substation design engineering firms worldwide

RevenueBase identified 9,936 company matches for substation design engineering firms worldwide as of November 2026 and tracks 154,901 professional contacts across them, including 38,019 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for substation design 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 substation design 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
9,936Companies
154,901Contacts tracked
38,019Verified emails
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The 25 largest substation design engineering firms worldwide

Ranked by team size
Top 25 of 9,936 company matches for substation design 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchChicago, NJ, United StatesHQ recorded Nov 6, 20261,001-5,0004,591 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
2Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 202610001+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
3Exact matchKennesaw, PA, United StatesHQ recorded Nov 6, 20261,001-5,0002,022 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
4Exact matchCairo, EgyptHQ recorded Nov 6, 20261,001-5,0001,986 contacts →

Exact match

“Since its founding in 1982, Shaker has established itself as one of the leading engineering and design firms across the MENA region, with offices in 8 countries and projects…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact matchJoao Pessoa, BrazilHQ recorded Nov 6, 20261,001-5,0001,471 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 · 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 matchWarrendale, FL, United StatesHQ recorded Nov 6, 20261,001-5,0001,037 contacts →

Exact match

“Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMadison, OH, United StatesHQ recorded Nov 6, 20261,001-5,000904 contacts →

Exact match

“Mesa is a full service engineering, procurement, and construction management firm specializing in providing engineering services to electric utility, heavy industrial, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBaden, NC, SwitzerlandHQ recorded Nov 6, 20261,001-5,000891 contacts →

Exact match

“Delivering power grid Infrastructure that people rely on.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchTehran, IranHQ recorded Nov 6, 20261,001-5,000814 contacts →

Exact match

“Monenco Iran was formed in 1973 as a joint venture between the private sector of Iran and Montreal Engineering Company of Canada.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchChicago, TX, United StatesHQ recorded Nov 6, 2026501-1,000784 contacts →

Exact match

“HBK Engineering, LLC a Quanta Services Company is a fully licensed, professional engineering design firm headquartered in downtown Chicago providing civil, environmental…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSabhan, KuwaitHQ recorded Nov 6, 20261,001-5,000758 contacts →

Exact match

“Established in 1982 by Sayed Hamid Behbehani & Sons, Kuwait.* First Kuwaiti company to be awarded with ISO 9001 back in 1995 by DNV.* Company certified for ISO/TS 29001:2010…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact matchBellevue, CA, United StatesHQ recorded Nov 6, 20261,001-5,000724 contacts →

Exact match

“For over a quarter century, Prime has been successfully engineering, constructing building, and facilities solutions for our clientele.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact 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
17Exact matchIron Mountain, NH, United StatesHQ recorded Nov 6, 20261,001-5,000685 contacts →

Exact match

“M.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSao Paulo, BrazilHQ recorded Nov 6, 20261,001-5,000664 contacts →

Exact match

“Desde 1978 atuando na execução de Instalações Elétricas e Hidráulicas, a Temon conseguiu firmar sua marca nesse mercado com participação em mais de obras por todo Brasil e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact 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
20Exact matchBoston, PA, United StatesHQ recorded Nov 6, 2026201-500583 contacts →

Exact match

“Vanderweil is a mechanical, electrical, plumbing, fire protection, technology, sustainability, commissioning, and power engineering firm dedicated to providing customized and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRichland, MS, United StatesHQ recorded Nov 6, 2026501-1,000578 contacts →

Exact match

“Irby Construction Company, a wholly owned subsidiary of Quanta Services, Inc, excels in the processes required for major transmission, substation and distribution line…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchDhaka, BangladeshHQ recorded Nov 6, 20261,001-5,000565 contacts →

Exact match

“In operation for more than four decades, Energypac Engineering Limited stands as the premier entity in Bangladesh for designing and manufacturing power solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchRound Rock, NM, United StatesHQ recorded Nov 6, 2026201-500564 contacts →

Exact match

“RRC is a top-tier designer of utility-scale wind, solar, energy storage, data center, and oil & gas projects in the US and select international markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPortland, OR, United StatesHQ recorded Nov 6, 20261,001-5,000541 contacts →

Exact match

“Our lives function on a power grid.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCovington, CA, United StatesHQ recorded Nov 6, 2026501-1,000514 contacts →

Exact match

“With an enduring commitment to Engineering Power-ful Solutions, Ampirical offers services with a focus on outstanding quality, value added engineering and successful project…”

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

Showing 25 of 9,936 substation design engineering firms worldwide

See the full list, filter by size, metro and specialty, and access 38,019 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Substation design engineering firms worldwide at a glance

As of Nov 6, 2026
24.5%Verified-email coverage
15.6Average contacts per company
11-50Median size (employees)
1.0%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
4,470
11-50
3,392
51-200
1,398
201-500
350
501-1,000
116
1,001-5,000
91
5,001-10,000
4
10001+
6

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 substation design engineering firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “substation design 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 38,019 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.

Substation design engineering firms by location

47 lists · largest first

Every Substation design 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 “substation design engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many substation design engineering firms are there worldwide?

RevenueBase identified 9,936 company matches for substation design 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?

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

Which country has the most substation design engineering firms?

The United States leads with 1,329 companies, followed by Brazil (1,127) and India (678). Every substation design engineering firms list by country and city is linked on this page.

Which city has the most substation design engineering firms?

Sao Paulo leads with 104 company records, followed by Istanbul (70) and Bogota (56).

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 38,019 professional contacts with verified work emails tracked across these 9,936 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.