Company lists · Data refreshed September 2026

Top 25 Electrical design consultants worldwide

Name: Electrical design consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 39,116 companies tracked

RevenueBase identified 39,116 company matches for electrical design consultants worldwide as of September 2026 and tracks 375,089 professional contacts across them, including 94,658 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for electrical design consultants 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 September 19, 2026. Country and city lists for electrical design consultants 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 Sep 19, 2026 How this list was built

39,116Companies

375,089Contacts tracked

94,658Verified emails

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The 25 largest electrical design consultants worldwide

Ranked by team size

Top 25 of 39,116 company matches for electrical design consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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	Sargent & Lundy	Exact match	Chicago, WY, United StatesHQ recorded Sep 19, 2026	1,001-5,000	4,156 contacts →
	Exact match “Sargent & Lundy is one of the world’s longest-standing full-service architect engineering firms.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	IES Holdings	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	5,001-10,000	2,567 contacts →
	Exact match “IES Holdings, Inc.(formerly known as Integrated Electrical Services, Inc.) provides electrical contracting services to commercial, industrial, and residential customers in the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Enercon Services, INC	Exact match	Kennesaw, GA, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,865 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 · Sep 19, 2026 · View company records in RevenueBase
4	Shaker Consultancy Group	Exact match	Cairo, EgyptHQ recorded Sep 19, 2026	1,001-5,000	1,833 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 · Sep 19, 2026 · View company records in RevenueBase
5	Engelmig Energia	Exact match	Belo Horizonte, BrazilHQ recorded Sep 19, 2026	5,001-10,000	1,818 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 · Sep 19, 2026 · View company records in RevenueBase
6	Helix Electric	Exact match	San Diego, CA, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,560 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 · Sep 19, 2026 · View company records in RevenueBase
7	Kirby Group Engineering	Exact match	Limerick, IrelandHQ recorded Sep 19, 2026	1,001-5,000	1,486 contacts →
	Exact match “Founded in 1964, Kirby is a leading Mechanical and Electrical engineering contractor with operations in Ireland, the UK, mainland Europe and South Africa.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	Control Construções Ltda	Exact match	Joao Pessoa, BrazilHQ recorded Sep 19, 2026	1,001-5,000	1,337 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 · Sep 19, 2026 · View company records in RevenueBase
9	Hoare LEA	Exact match	London, United KingdomHQ recorded Sep 19, 2026	501-1,000	1,103 contacts →
	Exact match “We are an award-winning engineering consultancy with a creative team of engineers, designers, and technical specialists.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	Dashiell Corporation	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	1,001-5,000	940 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 · Sep 19, 2026 · View company records in RevenueBase
11	Mesa Associates, INC	Exact match	Madison, AL, United StatesHQ recorded Sep 19, 2026	1,001-5,000	897 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 · Sep 19, 2026 · View company records in RevenueBase
12	Black & White Engineering	Exact match	Newcastle Upon Tyne, United KingdomHQ recorded Sep 19, 2026	1,001-5,000	888 contacts →
	Exact match “Black & White Engineering is a global, award-winning critical buildings and infrastructure engineering consultancy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	MSE Engenharia	Exact match	Londrina, BrazilHQ recorded Sep 19, 2026	201-500	826 contacts →
	Exact match “Com 46 anos de profundo know-how, adquirido através do atendimento aos mais diversos segmentos industriais, a MSE Engenharia é uma empresa que se orgulha de hoje ser completa em…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Flanders	Exact match	Evansville, IN, United StatesHQ recorded Sep 19, 2026	501-1,000	789 contacts →
	Exact match “FLANDERS, Leverage our legacy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Elec-Tech Electrical Contractors	Exact match	Long Beach, CA, United StatesHQ recorded Sep 19, 2026	n/a	782 contacts →
	Exact match “WELCOME TO OUR WEBSITE!” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	Sigma S.A. Chile	Exact match	Santiago, ChileHQ recorded Sep 19, 2026	201-500	757 contacts →
	Exact match “Somos una empresa de excelencia que desarrolla servicios integrales de Estudios Eléctricos, ingeniería, montaje industrial, geomensura, apoyo profesional, inspección técnica y…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	PAE	Exact match	Portland, OR, United StatesHQ recorded Sep 19, 2026	201-500	744 contacts →
	Exact match “PAE provides mechanical and electrical engineering design, technology system design, energy modeling and analysis, and more.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	ME Engineers	Exact match	Golden, CO, United StatesHQ recorded Sep 19, 2026	201-500	696 contacts →
	Exact match “ME Engineers has earned a reputation as a global leader in the design of innovative MEPT systems that bring to life the world's most innovative sports and entertainment venues.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	CME	Exact match	Oeiras, PortugalHQ recorded Sep 19, 2026	1,001-5,000	681 contacts →
	Exact match “Engineering Service Provider / Contractor on Telecom, IT, GIS, Electricity, Renewable Energy, Energy Generation, Hydraulic Facilities, Gas, Pipeline, Industrial installations…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	Smith Andersen	Exact match	Toronto, ON, CanadaHQ recorded Sep 19, 2026	501-1,000	672 contacts →
	Exact match “What does it take to be one of Canada’s most respected integrated engineering firms?” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	Prime Electric	Exact match	Bellevue, WA, United StatesHQ recorded Sep 19, 2026	1,001-5,000	670 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 · Sep 19, 2026 · View company records in RevenueBase
22	Cache Valley Electric	Exact match	Logan, UT, United StatesHQ recorded Sep 19, 2026	1,001-5,000	627 contacts →
	Exact match “As one of the nation’s premier electrical contractors, we don’t just provide high-quality services.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	HOULE	Exact match	Burnaby, BC, CanadaHQ recorded Sep 19, 2026	501-1,000	627 contacts →
	Exact match “At Houle, we are passionate about bringing communities to life.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	M. J. Electric, LLC	Exact match	Iron Mountain, MI, United StatesHQ recorded Sep 19, 2026	1,001-5,000	621 contacts →
	Exact match “M.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Rogers Electric	Exact match	Alpharetta, GA, United StatesHQ recorded Sep 19, 2026	1,001-5,000	619 contacts →
	Exact match “Rogers Electric is the leading national service provider for all of your construction, rollouts, electrical, and lighting needs.” Recorded in the RevenueBase company graph · Sep 19, 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 “electrical design consultants”. 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 39,116 electrical design consultants worldwide

See the full list, filter by size, metro and specialty, and access 94,658 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical design consultants worldwide at a glance

As of Sep 19, 2026

25.2%Verified-email coverage

9.6Average contacts per company

1-10Median size (employees)

0.7%Largest-city concentration · Sao Paulo

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

19,699

11-50

13,507

51-200

4,149

201-500

880

501-1,000

243

1,001-5,000

147

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 electrical design consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “electrical design consultants” 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 94,658 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 September 19, 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.

Electrical design consultants by location

121 lists · largest first

Every Electrical design consultants 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 “electrical design consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrical design consultants are there worldwide?

RevenueBase identified 39,116 company matches for electrical design consultants worldwide as of September 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 electrical design consultants?

The United States leads with 7,295 companies, followed by the United Kingdom (3,174) and Brazil (2,615). Every electrical design consultants list by country and city is linked on this page.

Which city has the most electrical design consultants?

Sao Paulo leads with 280 company records, followed by London (246) and Istanbul (180).

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 94,658 professional contacts with verified work emails tracked across these 39,116 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 September 19, 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.