Company lists · Data refreshed September 2026
Top 25 Electrical testing and commissioning firms worldwide
RevenueBase identified 20,340 company matches for electrical testing and commissioning firms worldwide as of September 2026 and tracks 171,052 professional contacts across them, including 37,371 with verified work emails. The United Kingdom is the largest market and London the largest hub.
This list covers company matches for electrical testing and commissioning 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 September 19, 2026. Country and city lists for electrical testing and commissioning 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.
The 25 largest electrical testing and commissioning firms worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 | |||||
| 2 | 1,275 contacts → | ||||
Exact match “Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 1,257 contacts → | ||||
Exact match “Dornan Engineering concentrates on a market where quality is appreciated.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 1,221 contacts → | ||||
Exact match “Shermco Industries is a provider of safe, reliable testing, repair, professional training, electrical outage planning, maintenance and analysis of rotating apparatus and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 1,036 contacts → | ||||
Exact match “Sudhir Power Limited, established in 1973, is a leader in Diesel Gensets, Transformers, PSS, HT & LT panels, and Equipment rental services.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 844 contacts → | ||||
Exact match “OMICRON is an international company that works passionately on ideas for making electric power systems safe and reliable.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 789 contacts → | ||||
Exact match “FLANDERS, Leverage our legacy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 782 contacts → | ||||
Exact match “WELCOME TO OUR WEBSITE!” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 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 | |||||
| 10 | 708 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 653 contacts → | ||||
Exact match “Electric Power Systems is an independent electrical testing & engineering organization.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 619 contacts → | ||||
Exact match “Doble is the world’s most trusted brand in electrical diagnostics.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 597 contacts → | ||||
Exact match “Since 1923, Alterman has provided electrical construction on many of San Antonio and Austin's most impressive landmarks and contemporary structures.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 587 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 574 contacts → | ||||
Exact match “KEMA Labs, a CESI SpA Division, is the world leader for the independent Testing, Inspection and Certification activities in the power industry.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 560 contacts → | ||||
Exact match “Founded in 1990, CSI has become a leader in highly technical and innovative electrical design and construction.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 551 contacts → | ||||
Exact match “EST - Empresa Serviços Técnicos, S.A.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 546 contacts → | ||||
Exact match “EL:CON is a solid, nationwide electrical installation company – both in regards to competences and economy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 524 contacts → | ||||
Exact match “Hunt Electric is a national electrical design, build, and maintenance firm based in Eagan, MN.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 521 contacts → | ||||
Exact match “Saber Power Services, a portfolio company of Greenbelt Capital Partners, is a fully integrated electrical power system services firm providing end-to-end solutions across utility…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 511 contacts → | ||||
Exact match “RESA Power is your ONE-STOP for all of your power needs.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 508 contacts → | ||||
Exact match “Since 1975, GTEL has been providing services regarding assembly, installation and maintenance in the electrical, mechanical, utilities and fire protection areas.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 498 contacts → | ||||
Exact match “At Pieper Electric, Inc,"Our People Are Our Power" isn't just a phrase; it's our way of life.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 482 contacts → | ||||
Exact match “STS Group, is dedicated to being the leading and most cost-efficient provider of electrical engineering, instrumentation, design and commissioning services across Ireland, UK…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 471 contacts → | ||||
Exact match “A STN EMPREENDIMENTOS E CONSTRUÇÕES atua há mais de 30 anos nas áreas de engenharia elétrica, de eletromecânica e de engenharia civil em todo território nacional.” 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 testing and commissioning 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 20,340 electrical testing and commissioning firms worldwide
See the full list, filter by size, metro and specialty, and access 37,371 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Electrical testing and commissioning firms worldwide at a glance
As of Sep 19, 2026Companies by employee count
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 testing and commissioning firms are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “electrical testing and commissioning 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 37,371 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 testing and commissioning firms by location
50 lists · largest firstEvery Electrical testing and commissioning firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Electrical testing and commissioning firms based in the United Kingdom3,157
- Electrical testing and commissioning firms based in the United States3,157
- Electrical testing and commissioning firms based in Brazil1,297
- Electrical testing and commissioning firms based in Australia1,032
- Electrical testing and commissioning firms based in India1,011
- Electrical testing and commissioning firms based in Italy832
- Electrical testing and commissioning firms based in France741
- Electrical testing and commissioning firms based in Canada639
- Electrical testing and commissioning firms based in Germany588
- Electrical testing and commissioning firms based in Türkiye355
- Electrical testing and commissioning firms based in Spain347
- Electrical testing and commissioning firms based in the Netherlands323
- Electrical testing and commissioning firms based in Mexico261
- Electrical testing and commissioning firms based in Switzerland253
- Electrical testing and commissioning firms based in South Africa239
- Electrical testing and commissioning firms based in Chile209
- Electrical testing and commissioning firms based in the United Arab Emirates181
- Electrical testing and commissioning firms based in Sweden178
- Electrical testing and commissioning firms based in Colombia163
- Electrical testing and commissioning firms based in New Zealand148
- Electrical testing and commissioning firms based in Argentina147
- Electrical testing and commissioning firms based in Poland142
- Electrical testing and commissioning firms based in Belgium141
- Electrical testing and commissioning firms based in Norway138
- Electrical testing and commissioning firms based in Saudi Arabia131
- Electrical testing and commissioning firms based in Ireland124
- Electrical testing and commissioning firms based in Denmark110
- Electrical testing and commissioning firms based in Malaysia104
- Electrical testing and commissioning firms based in Indonesia82
- Electrical testing and commissioning firms based in Egypt66
- Electrical testing and commissioning firms based in Portugal59
- Electrical testing and commissioning firms based in Czechia58
- Electrical testing and commissioning firms based in Finland52
- Electrical testing and commissioning firms based in Singapore47
- Electrical testing and commissioning firms based in Austria44
- Electrical testing and commissioning firms based in Romania40
- Electrical testing and commissioning firms based in Qatar34
- Electrical testing and commissioning firms based in Croatia25
Cities
- Electrical testing and commissioning firms based in London, United Kingdom190
- Electrical testing and commissioning firms based in Sao Paulo, Brazil143
- Electrical testing and commissioning firms based in Houston, United States78
- Electrical testing and commissioning firms based in Perth, Australia61
- Electrical testing and commissioning firms based in Melbourne, Australia56
- Electrical testing and commissioning firms based in Manchester, United Kingdom48
- Electrical testing and commissioning firms based in Sydney, Australia47
- Electrical testing and commissioning firms based in Brisbane, Australia46
- Electrical testing and commissioning firms based in New York, United States36
- Electrical testing and commissioning firms based in Bristol, United Kingdom33
- Electrical testing and commissioning firms based in Sheffield, United Kingdom28
- Electrical testing and commissioning firms based in Leicester, United Kingdom27
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 testing and commissioning firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many electrical testing and commissioning firms are there worldwide?
RevenueBase identified 20,340 company matches for electrical testing and commissioning firms 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?
Engelmig Energia tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most electrical testing and commissioning firms?
The United Kingdom leads with 3,157 companies, followed by the United States (3,157) and Brazil (1,297). Every electrical testing and commissioning firms list by country and city is linked on this page.
Which city has the most electrical testing and commissioning firms?
London leads with 194 company records, followed by Sao Paulo (143) and Houston (78).
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 37,371 professional contacts with verified work emails tracked across these 20,340 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.
Ready to reach these companies? Verified emails and direct dials for all 20,340 electrical testing and commissioning firms worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 electrical testing and commissioning firms worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 20,340 matching company records for electrical testing and commissioning firms worldwide, with 171,052 tracked contacts and 37,371 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 electrical testing and commissioning firms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Engelmig Energiaengelmig.com.brHQ: Belo Horizonte, BrazilReported employees: 5,001-10,000 | Belo Horizonte, Brazil | 5,001-10,000 | Exact match | 1,818 contacts → |
“A Engelmig foi fundada em 1985 com o objetivo de prestar serviços de engenharia em redes de distribuição de energia elétrica.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Kinectricskinectrics.comHQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 1,275 contacts → |
“Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Dornandornangroup.comHQ: Cork, IrelandReported employees: 501-1,000 | Cork, Ireland | 501-1,000 | Exact match | 1,257 contacts → |
“Dornan Engineering concentrates on a market where quality is appreciated.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Shermco Industriesshermco.comHQ: Irving, TX, United StatesReported employees: 1,001-5,000 | Irving, TX, United States | 1,001-5,000 | Exact match | 1,221 contacts → |
“Shermco Industries is a provider of safe, reliable testing, repair, professional training, electrical outage planning, maintenance and analysis of rotating apparatus and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Sudhir Power LTDsudhirpower.com HQ: Gurugram, IndiaReported employees: 1,001-5,000 | Gurugram, India | 1,001-5,000 | Exact match | 1,036 contacts → |
“Sudhir Power Limited, established in 1973, is a leader in Diesel Gensets, Transformers, PSS, HT & LT panels, and Equipment rental services.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Omicron Electronicsomicronenergy.comHQ: Klaus, AustriaReported employees: 1,001-5,000 | Klaus, Austria | 1,001-5,000 | Exact match | 844 contacts → |
“OMICRON is an international company that works passionately on ideas for making electric power systems safe and reliable.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Flandersflandersinc.comHQ: Evansville, IN, United StatesReported employees: 501-1,000 | Evansville, IN, United States | 501-1,000 | Exact match | 789 contacts → |
“FLANDERS, Leverage our legacy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Elec-Tech Electrical Contractorselectechca.com HQ: Long Beach, CA, United StatesReported employees: Not recorded | Long Beach, CA, United States | Not recorded | Exact match | 782 contacts → |
“WELCOME TO OUR WEBSITE!” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Sigma S.A. Chilesigmasa.clHQ: Santiago, ChileReported employees: 201-500 | Santiago, Chile | 201-500 | Exact match | 757 contacts → |
“Somos una empresa de excelencia que desarrolla servicios integrales de Estudios Eléctricos, ingeniería, montaje industrial, geomensura, apoyo profesional, inspección técnica y…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  AL Ahleia Switchgear Co. Ksccahleiasg.comHQ: Sabhan, KuwaitReported employees: 1,001-5,000 | Sabhan, Kuwait | 1,001-5,000 | Exact match | 708 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Electric Power Systemsvoltyx.comHQ: Maryland Heights, MO, United StatesReported employees: 501-1,000 | Maryland Heights, MO, United States | 501-1,000 | Exact match | 653 contacts → |
“Electric Power Systems is an independent electrical testing & engineering organization.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Doble Engineeringdoble.comHQ: Marlborough, MA, United StatesReported employees: 501-1,000 | Marlborough, MA, United States | 501-1,000 | Exact match | 619 contacts → |
“Doble is the world’s most trusted brand in electrical diagnostics.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Alterman, INCgoalterman.comHQ: Live Oak, TX, United StatesReported employees: 501-1,000 | Live Oak, TX, United States | 501-1,000 | Exact match | 597 contacts → |
“Since 1923, Alterman has provided electrical construction on many of San Antonio and Austin's most impressive landmarks and contemporary structures.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Temon Técnica DE Montagens E Construçõestemon.com.brHQ: Sao Paulo, BrazilReported employees: 1,001-5,000 | Sao Paulo, Brazil | 1,001-5,000 | Exact match | 587 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Kema Labscesi.itHQ: Milan, ItalyReported employees: 1,001-5,000 | Milan, Italy | 1,001-5,000 | Exact match | 574 contacts → |
“KEMA Labs, a CESI SpA Division, is the world leader for the independent Testing, Inspection and Certification activities in the power industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  CSI Electrical Contractors, INCcsielectric.comHQ: Santa Fe Springs, CA, United StatesReported employees: 1,001-5,000 | Santa Fe Springs, CA, United States | 1,001-5,000 | Exact match | 560 contacts → |
“Founded in 1990, CSI has become a leader in highly technical and innovative electrical design and construction.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Est, S.Aest.ptHQ: Leiria, PortugalReported employees: 51-200 | Leiria, Portugal | 51-200 | Exact match | 551 contacts → |
“EST - Empresa Serviços Técnicos, S.A.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Nrgi Elconelcon.dkHQ: Brabrand, DenmarkReported employees: 1,001-5,000 | Brabrand, Denmark | 1,001-5,000 | Exact match | 546 contacts → |
“EL:CON is a solid, nationwide electrical installation company – both in regards to competences and economy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Hunt Electrichuntelec.comHQ: Eagan, MN, United StatesReported employees: 1,001-5,000 | Eagan, MN, United States | 1,001-5,000 | Exact match | 524 contacts → |
“Hunt Electric is a national electrical design, build, and maintenance firm based in Eagan, MN.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Saber Powersaberpower.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 521 contacts → |
“Saber Power Services, a portfolio company of Greenbelt Capital Partners, is a fully integrated electrical power system services firm providing end-to-end solutions across utility…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Resa Powerresapower.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 511 contacts → |
“RESA Power is your ONE-STOP for all of your power needs.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  GTELgtelsa.com.brHQ: Sao Paulo, BrazilReported employees: 1,001-5,000 | Sao Paulo, Brazil | 1,001-5,000 | Exact match | 508 contacts → |
“Since 1975, GTEL has been providing services regarding assembly, installation and maintenance in the electrical, mechanical, utilities and fire protection areas.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Pieper Electric, INCpieperpower.com HQ: New Berlin, WI, United StatesReported employees: 501-1,000 | New Berlin, WI, United States | 501-1,000 | Exact match | 498 contacts → |
“At Pieper Electric, Inc,"Our People Are Our Power" isn't just a phrase; it's our way of life.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Specialist Technical Services STS Groupstsgroup.ieHQ: Old Kilmeaden Road, IrelandReported employees: 1,001-5,000 | Old Kilmeaden Road, Ireland | 1,001-5,000 | Exact match | 482 contacts → |
“STS Group, is dedicated to being the leading and most cost-efficient provider of electrical engineering, instrumentation, design and commissioning services across Ireland, UK…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  STN Empreendimentos E Construçõesstnconstrutora.com.brHQ: Areal, BrazilReported employees: 501-1,000 | Areal, Brazil | 501-1,000 | Exact match | 471 contacts → |
“A STN EMPREENDIMENTOS E CONSTRUÇÕES atua há mais de 30 anos nas áreas de engenharia elétrica, de eletromecânica e de engenharia civil em todo território nacional.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 20,340 company matches
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Electrical testing and commissioning firms: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
20,066 records in the displayed employee bands.
274 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 20,340 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Electrical testing and commissioning firms by location
50 lists · largest firstEvery Electrical testing and commissioning firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Electrical testing and commissioning firms based in the United Kingdom3,157
- Electrical testing and commissioning firms based in the United States3,157
- Electrical testing and commissioning firms based in Brazil1,297
- Electrical testing and commissioning firms based in Australia1,032
- Electrical testing and commissioning firms based in India1,011
- Electrical testing and commissioning firms based in Italy832
- Electrical testing and commissioning firms based in France741
- Electrical testing and commissioning firms based in Canada639
- Electrical testing and commissioning firms based in Germany588
- Electrical testing and commissioning firms based in Türkiye355
- Electrical testing and commissioning firms based in Spain347
- Electrical testing and commissioning firms based in the Netherlands323
- Electrical testing and commissioning firms based in Mexico261
- Electrical testing and commissioning firms based in Switzerland253
- Electrical testing and commissioning firms based in South Africa239
- Electrical testing and commissioning firms based in Chile209
- Electrical testing and commissioning firms based in the United Arab Emirates181
- Electrical testing and commissioning firms based in Sweden178
- Electrical testing and commissioning firms based in Colombia163
- Electrical testing and commissioning firms based in New Zealand148
- Electrical testing and commissioning firms based in Argentina147
- Electrical testing and commissioning firms based in Poland142
- Electrical testing and commissioning firms based in Belgium141
- Electrical testing and commissioning firms based in Norway138
- Electrical testing and commissioning firms based in Saudi Arabia131
- Electrical testing and commissioning firms based in Ireland124
- Electrical testing and commissioning firms based in Denmark110
- Electrical testing and commissioning firms based in Malaysia104
- Electrical testing and commissioning firms based in Indonesia82
- Electrical testing and commissioning firms based in Egypt66
- Electrical testing and commissioning firms based in Portugal59
- Electrical testing and commissioning firms based in Czechia58
- Electrical testing and commissioning firms based in Finland52
- Electrical testing and commissioning firms based in Singapore47
- Electrical testing and commissioning firms based in Austria44
- Electrical testing and commissioning firms based in Romania40
- Electrical testing and commissioning firms based in Qatar34
- Electrical testing and commissioning firms based in Croatia25
Cities
- Electrical testing and commissioning firms based in London, United Kingdom190
- Electrical testing and commissioning firms based in Sao Paulo, Brazil143
- Electrical testing and commissioning firms based in Houston, United States78
- Electrical testing and commissioning firms based in Perth, Australia61
- Electrical testing and commissioning firms based in Melbourne, Australia56
- Electrical testing and commissioning firms based in Manchester, United Kingdom48
- Electrical testing and commissioning firms based in Sydney, Australia47
- Electrical testing and commissioning firms based in Brisbane, Australia46
- Electrical testing and commissioning firms based in New York, United States36
- Electrical testing and commissioning firms based in Bristol, United Kingdom33
- Electrical testing and commissioning firms based in Sheffield, United Kingdom28
- Electrical testing and commissioning firms based in Leicester, United Kingdom27
Questions about this company list
What does Exact match mean for electrical testing and commissioning firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many electrical testing and commissioning firms did RevenueBase find worldwide?
The saved snapshot records 20,340 matching company records, 171,052 tracked contacts and 37,371 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 electrical testing and commissioning firms worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/electrical-testing-and-commissioning-firms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 electrical testing and commissioning firms worldwide
RevenueBase records 20,340 matching company records for electrical testing and commissioning firms worldwide, with 171,052 tracked contacts and 37,371 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 electrical testing and commissioning firms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Engelmig Energiaengelmig.com.br HQ: Belo Horizonte, BrazilReported employees: 5,001-10,000 | Belo Horizonte, Brazil | 5,001-10,000 | Exact match | 1,818 contacts → |
“A Engelmig foi fundada em 1985 com o objetivo de prestar serviços de engenharia em redes de distribuição de energia elétrica.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Kinectricskinectrics.com HQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 1,275 contacts → |
“Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Dornandornangroup.com HQ: Cork, IrelandReported employees: 501-1,000 | Cork, Ireland | 501-1,000 | Exact match | 1,257 contacts → |
“Dornan Engineering concentrates on a market where quality is appreciated.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Shermco Industriesshermco.com HQ: Irving, TX, United StatesReported employees: 1,001-5,000 | Irving, TX, United States | 1,001-5,000 | Exact match | 1,221 contacts → |
“Shermco Industries is a provider of safe, reliable testing, repair, professional training, electrical outage planning, maintenance and analysis of rotating apparatus and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Sudhir Power LTDsudhirpower.com HQ: Gurugram, IndiaReported employees: 1,001-5,000 | Gurugram, India | 1,001-5,000 | Exact match | 1,036 contacts → |
“Sudhir Power Limited, established in 1973, is a leader in Diesel Gensets, Transformers, PSS, HT & LT panels, and Equipment rental services.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Omicron Electronicsomicronenergy.com HQ: Klaus, AustriaReported employees: 1,001-5,000 | Klaus, Austria | 1,001-5,000 | Exact match | 844 contacts → |
“OMICRON is an international company that works passionately on ideas for making electric power systems safe and reliable.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Flandersflandersinc.com HQ: Evansville, IN, United StatesReported employees: 501-1,000 | Evansville, IN, United States | 501-1,000 | Exact match | 789 contacts → |
“FLANDERS, Leverage our legacy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Elec-Tech Electrical Contractorselectechca.com HQ: Long Beach, CA, United StatesReported employees: Not recorded | Long Beach, CA, United States | Not recorded | Exact match | 782 contacts → |
“WELCOME TO OUR WEBSITE!” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Sigma S.A. Chilesigmasa.cl HQ: Santiago, ChileReported employees: 201-500 | Santiago, Chile | 201-500 | Exact match | 757 contacts → |
“Somos una empresa de excelencia que desarrolla servicios integrales de Estudios Eléctricos, ingeniería, montaje industrial, geomensura, apoyo profesional, inspección técnica y…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | AL Ahleia Switchgear Co. Ksccahleiasg.com HQ: Sabhan, KuwaitReported employees: 1,001-5,000 | Sabhan, Kuwait | 1,001-5,000 | Exact match | 708 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Electric Power Systemsvoltyx.com HQ: Maryland Heights, MO, United StatesReported employees: 501-1,000 | Maryland Heights, MO, United States | 501-1,000 | Exact match | 653 contacts → |
“Electric Power Systems is an independent electrical testing & engineering organization.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Doble Engineeringdoble.com HQ: Marlborough, MA, United StatesReported employees: 501-1,000 | Marlborough, MA, United States | 501-1,000 | Exact match | 619 contacts → |
“Doble is the world’s most trusted brand in electrical diagnostics.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Alterman, INCgoalterman.com HQ: Live Oak, TX, United StatesReported employees: 501-1,000 | Live Oak, TX, United States | 501-1,000 | Exact match | 597 contacts → |
“Since 1923, Alterman has provided electrical construction on many of San Antonio and Austin's most impressive landmarks and contemporary structures.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Temon Técnica DE Montagens E Construçõestemon.com.br HQ: Sao Paulo, BrazilReported employees: 1,001-5,000 | Sao Paulo, Brazil | 1,001-5,000 | Exact match | 587 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Kema Labscesi.it HQ: Milan, ItalyReported employees: 1,001-5,000 | Milan, Italy | 1,001-5,000 | Exact match | 574 contacts → |
“KEMA Labs, a CESI SpA Division, is the world leader for the independent Testing, Inspection and Certification activities in the power industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | CSI Electrical Contractors, INCcsielectric.com HQ: Santa Fe Springs, CA, United StatesReported employees: 1,001-5,000 | Santa Fe Springs, CA, United States | 1,001-5,000 | Exact match | 560 contacts → |
“Founded in 1990, CSI has become a leader in highly technical and innovative electrical design and construction.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Est, S.Aest.pt HQ: Leiria, PortugalReported employees: 51-200 | Leiria, Portugal | 51-200 | Exact match | 551 contacts → |
“EST - Empresa Serviços Técnicos, S.A.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Nrgi Elconelcon.dk HQ: Brabrand, DenmarkReported employees: 1,001-5,000 | Brabrand, Denmark | 1,001-5,000 | Exact match | 546 contacts → |
“EL:CON is a solid, nationwide electrical installation company – both in regards to competences and economy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Hunt Electrichuntelec.com HQ: Eagan, MN, United StatesReported employees: 1,001-5,000 | Eagan, MN, United States | 1,001-5,000 | Exact match | 524 contacts → |
“Hunt Electric is a national electrical design, build, and maintenance firm based in Eagan, MN.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Saber Powersaberpower.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 521 contacts → |
“Saber Power Services, a portfolio company of Greenbelt Capital Partners, is a fully integrated electrical power system services firm providing end-to-end solutions across utility…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Resa Powerresapower.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 511 contacts → |
“RESA Power is your ONE-STOP for all of your power needs.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | GTELgtelsa.com.br HQ: Sao Paulo, BrazilReported employees: 1,001-5,000 | Sao Paulo, Brazil | 1,001-5,000 | Exact match | 508 contacts → |
“Since 1975, GTEL has been providing services regarding assembly, installation and maintenance in the electrical, mechanical, utilities and fire protection areas.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Pieper Electric, INCpieperpower.com HQ: New Berlin, WI, United StatesReported employees: 501-1,000 | New Berlin, WI, United States | 501-1,000 | Exact match | 498 contacts → |
“At Pieper Electric, Inc,"Our People Are Our Power" isn't just a phrase; it's our way of life.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Specialist Technical Services STS Groupstsgroup.ie HQ: Old Kilmeaden Road, IrelandReported employees: 1,001-5,000 | Old Kilmeaden Road, Ireland | 1,001-5,000 | Exact match | 482 contacts → |
“STS Group, is dedicated to being the leading and most cost-efficient provider of electrical engineering, instrumentation, design and commissioning services across Ireland, UK…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | STN Empreendimentos E Construçõesstnconstrutora.com.br HQ: Areal, BrazilReported employees: 501-1,000 | Areal, Brazil | 501-1,000 | Exact match | 471 contacts → |
“A STN EMPREENDIMENTOS E CONSTRUÇÕES atua há mais de 30 anos nas áreas de engenharia elétrica, de eletromecânica e de engenharia civil em todo território nacional.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 20,340 company matches
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Electrical testing and commissioning firms: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
20,066 records in the displayed employee bands.
274 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 20,340 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Electrical testing and commissioning firms by location
50 lists · largest firstEvery Electrical testing and commissioning firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Electrical testing and commissioning firms based in the United Kingdom3,157
- Electrical testing and commissioning firms based in the United States3,157
- Electrical testing and commissioning firms based in Brazil1,297
- Electrical testing and commissioning firms based in Australia1,032
- Electrical testing and commissioning firms based in India1,011
- Electrical testing and commissioning firms based in Italy832
- Electrical testing and commissioning firms based in France741
- Electrical testing and commissioning firms based in Canada639
- Electrical testing and commissioning firms based in Germany588
- Electrical testing and commissioning firms based in Türkiye355
- Electrical testing and commissioning firms based in Spain347
- Electrical testing and commissioning firms based in the Netherlands323
- Electrical testing and commissioning firms based in Mexico261
- Electrical testing and commissioning firms based in Switzerland253
- Electrical testing and commissioning firms based in South Africa239
- Electrical testing and commissioning firms based in Chile209
- Electrical testing and commissioning firms based in the United Arab Emirates181
- Electrical testing and commissioning firms based in Sweden178
- Electrical testing and commissioning firms based in Colombia163
- Electrical testing and commissioning firms based in New Zealand148
- Electrical testing and commissioning firms based in Argentina147
- Electrical testing and commissioning firms based in Poland142
- Electrical testing and commissioning firms based in Belgium141
- Electrical testing and commissioning firms based in Norway138
- Electrical testing and commissioning firms based in Saudi Arabia131
- Electrical testing and commissioning firms based in Ireland124
- Electrical testing and commissioning firms based in Denmark110
- Electrical testing and commissioning firms based in Malaysia104
- Electrical testing and commissioning firms based in Indonesia82
- Electrical testing and commissioning firms based in Egypt66
- Electrical testing and commissioning firms based in Portugal59
- Electrical testing and commissioning firms based in Czechia58
- Electrical testing and commissioning firms based in Finland52
- Electrical testing and commissioning firms based in Singapore47
- Electrical testing and commissioning firms based in Austria44
- Electrical testing and commissioning firms based in Romania40
- Electrical testing and commissioning firms based in Qatar34
- Electrical testing and commissioning firms based in Croatia25
Cities
- Electrical testing and commissioning firms based in London, United Kingdom190
- Electrical testing and commissioning firms based in Sao Paulo, Brazil143
- Electrical testing and commissioning firms based in Houston, United States78
- Electrical testing and commissioning firms based in Perth, Australia61
- Electrical testing and commissioning firms based in Melbourne, Australia56
- Electrical testing and commissioning firms based in Manchester, United Kingdom48
- Electrical testing and commissioning firms based in Sydney, Australia47
- Electrical testing and commissioning firms based in Brisbane, Australia46
- Electrical testing and commissioning firms based in New York, United States36
- Electrical testing and commissioning firms based in Bristol, United Kingdom33
- Electrical testing and commissioning firms based in Sheffield, United Kingdom28
- Electrical testing and commissioning firms based in Leicester, United Kingdom27
Questions about this company list
What does Exact match mean for electrical testing and commissioning firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many electrical testing and commissioning firms did RevenueBase find worldwide?
The saved snapshot records 20,340 matching company records, 171,052 tracked contacts and 37,371 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 electrical testing and commissioning firms worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/electrical-testing-and-commissioning-firms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗