Company lists · Data refreshed October 2026
Top 25 Low voltage electrical contractors based in London, United Kingdom
RevenueBase identified 150 company matches for low voltage electrical contractors associated with London, United Kingdom as of October 2026 and tracks 1,858 professional contacts across them, including 203 with verified work emails. Across the United Kingdom, London is the largest hub for this category.
This list covers company matches for low voltage electrical contractors associated with London, United Kingdom, 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 October 17, 2026.
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 low voltage electrical contractors based in London, United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,256 contacts → | ||||
Exact match “Originally set up in 1933 by Joseph Brand as an electrical contracting and repair business in Margaret Street W1, the company today still operates today with the same guiding…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 2 | 87 contacts → | ||||
Exact match “Grant Walker Engineering specialise in the complete installation of Electrical and Mechanical systems across all work sectors including quality office developments, commercial and…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 3 | 20 contacts → | ||||
Exact match “The Dennis Johns Service Group is a forward thinking group of companies providing, Electrical, CCTV and Access Control, installation and maintenance contracting services.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 4 | 15 contacts → | ||||
Exact match “Fibre Optic Installation LTD or FOIL as we're also known as, is communications company that deals with a multitude of different trades all under the telecommunications industry.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 5 | 14 contacts → | ||||
Exact match “At COLE Group, we specialize in delivering outstanding electrical solutions for both new build and refurbishment projects.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 6 | 11 contacts → | ||||
Exact match “Concepto AV is an electrical-led technology company delivering high-quality electrical installations across residential and commercial projects in London.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 7 | 9 contacts → | ||||
Exact match “NM Cabling are a leading data cabling installer assisting IT, Technology, Value Added Re-sellers and Telephone Systems Companies in the London, South and surrounding areas with a…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 8 | 9 contacts → | ||||
Exact match “An independent electrical services company providing bespoke and high-quality CCTV, Security, Access control and Automation technology systems to private and corporate clients in…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 9 | 9 contacts → | ||||
Exact match “JSJ Smart Homes was formed as a specialised contractor in the field of domestic installations, covering all aspects of electrical installs, such as home automation and data…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 10 | 7 contacts → | ||||
Exact match “Astoria Fire and Security carry out installations and provide maintenance services in the Electrical, Fire Alarm and CCTV industry to commercial, industrial and domestic…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 11 | 6 contacts → | ||||
Exact match “Bextec Electrical are a London based company operating in the commercial and residential sectors of the electrical industry.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 12 | 5 contacts → | ||||
Exact match “PropertyRun Contracts Ltd are approved electrical contractors, that provide a full range of services all over London.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 13 | 4 contacts → | ||||
Exact match “Vezo Energy delivers professional electrical, construction and facilities services for offices, leisure facilities, hospitals, property managers, commercial properties and luxury…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 14 | 4 contacts → | ||||
Exact match “Pretty Wired is a service driven company with many years of experience in fault finding and fixing, a range of simple to complex electrical issues.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “MPE Electrical Contractors are a London /Kent based company specialising in all aspects of electrical installation within the residential, commercial and industrial sectors.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 16 | 3 contacts → | ||||
Exact match “EIGHTCUBE, based in London, is a fast-growing and ambitious electrical design and build business delivering high quality projects for both domestic and commercial properties and…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “Morelands is an accredited electrical company with an extensive range of clients across the Public and Private Sector.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match “At CMS ELECTRICAL LTD we pride ourselves in our excellent service and always putting the customer first.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “Capital Power & Data Ltd are an electrical & data installation company based in Essex.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Quantum Electrical Services offers fast track, no nonsense electrical solutions to Londoners since 2015.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “Transforming Infrastructure Through Technology & Expertise since 2004 Your Strategic Performance Partner for Plumbing, Heating & Electrical Services Comprehensive London Service…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “London Based electrical contractor” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Prime Electrical Services Group is dedicated to delivering high-quality services for residential and commercial electrical installations in and around London.” Recorded in the RevenueBase company graph · Oct 17, 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 “low voltage electrical contractors”. 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 150 low voltage electrical contractors based in London, United Kingdom
See the full list, filter by size, metro and specialty, and access 203 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Low voltage electrical contractors based in London, United Kingdom at a glance
As of Oct 17, 2026Companies by employee count
Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 150 companies.
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.
- What qualifies
- Company records associated with London, United Kingdom whose business descriptions match “low voltage electrical contractors” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 203 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 October 17, 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.
Low voltage electrical contractors by metro in the United Kingdom
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 “low voltage electrical contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many low voltage electrical contractors are there based in London, United Kingdom?
RevenueBase identified 150 company matches for low voltage electrical contractors associated with London, United Kingdom as of October 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?
J Brand LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United Kingdom has the most low voltage electrical contractors?
London leads the United Kingdom with 150 company records, followed by Bristol (30) and Birmingham (29).
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 203 professional contacts with verified work emails tracked across these 150 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 October 17, 2026.
Ready to reach these companies? Verified emails and direct dials for all 150 low voltage electrical contractors based in London, United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Low voltage electrical contractors by geography
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- Low voltage electrical contractors based in Madrid, Spain
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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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Low voltage electrical contractors based in Brisbane, Australia
- Low voltage electrical contractors based in Melbourne, Australia
- Low voltage electrical contractors based in Sydney, Australia
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Company intelligence · public preview
Top 25 low voltage electrical contractors based in London, United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 150 matching company records for low voltage electrical contractors based in London, United Kingdom, with 1,858 tracked contacts and 203 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: October 17, 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 low voltage electrical contractors based in London, United Kingdom
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 | J Brand LTDjbrand.co.uk HQ: London, United KingdomReported employees: Not recorded | London, United Kingdom | Not recorded | Exact match | 1,256 contacts → |
“Originally set up in 1933 by Joseph Brand as an electrical contracting and repair business in Margaret Street W1, the company today still operates today with the same guiding…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Grant Walker Engineeringg-w-e.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 87 contacts → |
“Grant Walker Engineering specialise in the complete installation of Electrical and Mechanical systems across all work sectors including quality office developments, commercial and…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Dennis Johns Service Groupdennisjohns.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 20 contacts → |
“The Dennis Johns Service Group is a forward thinking group of companies providing, Electrical, CCTV and Access Control, installation and maintenance contracting services.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Fibre Optic Installation LTDfoilgroup.co.ukHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 15 contacts → |
“Fibre Optic Installation LTD or FOIL as we're also known as, is communications company that deals with a multitude of different trades all under the telecommunications industry.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Cole Groupcolegroup.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 14 contacts → |
“At COLE Group, we specialize in delivering outstanding electrical solutions for both new build and refurbishment projects.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Concepto Solutions LTDconceptosolutions.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 11 contacts → |
“Concepto AV is an electrical-led technology company delivering high-quality electrical installations across residential and commercial projects in London.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  NM Cabling Solutionsnmcabling.co.ukHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 9 contacts → |
“NM Cabling are a leading data cabling installer assisting IT, Technology, Value Added Re-sellers and Telephone Systems Companies in the London, South and surrounding areas with a…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  NES Security Limitednessecurity.co.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 9 contacts → |
“An independent electrical services company providing bespoke and high-quality CCTV, Security, Access control and Automation technology systems to private and corporate clients in…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | JSJ Smart Homesjsjelec.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 9 contacts → |
“JSJ Smart Homes was formed as a specialised contractor in the field of domestic installations, covering all aspects of electrical installs, such as home automation and data…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Astoria Fire And Securityastoriafiresec.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 7 contacts → |
“Astoria Fire and Security carry out installations and provide maintenance services in the Electrical, Fire Alarm and CCTV industry to commercial, industrial and domestic…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Bextec Electrical Services LTDbextecelectrical.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 6 contacts → |
“Bextec Electrical are a London based company operating in the commercial and residential sectors of the electrical industry.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Propertyrun Electrical Contractorspropertyrun.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 5 contacts → |
“PropertyRun Contracts Ltd are approved electrical contractors, that provide a full range of services all over London.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Vezo Energyvezoenergy.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 4 contacts → |
“Vezo Energy delivers professional electrical, construction and facilities services for offices, leisure facilities, hospitals, property managers, commercial properties and luxury…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Pretty Wiredprettywired.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Pretty Wired is a service driven company with many years of experience in fault finding and fixing, a range of simple to complex electrical issues.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | MPE Electrical Contractors LTDmpegroup.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 3 contacts → |
“MPE Electrical Contractors are a London /Kent based company specialising in all aspects of electrical installation within the residential, commercial and industrial sectors.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Eightcube Solutionseightcube.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 3 contacts → |
“EIGHTCUBE, based in London, is a fast-growing and ambitious electrical design and build business delivering high quality projects for both domestic and commercial properties and…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Morelands Electrical LTDmorelandselectrical.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 3 contacts → |
“Morelands is an accredited electrical company with an extensive range of clients across the Public and Private Sector.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | CMS Electrical LTDcmselectrical.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 3 contacts → |
“At CMS ELECTRICAL LTD we pride ourselves in our excellent service and always putting the customer first.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Capital Power And Data LTDcapitalpowerdata.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 2 contacts → |
“Capital Power & Data Ltd are an electrical & data installation company based in Essex.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Lockesleyslockesleys.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Regency Electrical Limitedregencyelectric.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Quantum Electricians & Plumbersquantum-electrical.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 2 contacts → |
“Quantum Electrical Services offers fast track, no nonsense electrical solutions to Londoners since 2015.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Zoom24 7zoom247.co.uk HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 1 contacts → |
“Transforming Infrastructure Through Technology & Expertise since 2004 Your Strategic Performance Partner for Plumbing, Heating & Electrical Services Comprehensive London Service…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | BRS Electrical London LTDbrselectrical.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 1 contacts → |
“London Based electrical contractor” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Prime Electrical Services Groupprimeelectrical-sg.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Prime Electrical Services Group is dedicated to delivering high-quality services for residential and commercial electrical installations in and around London.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 150 company matches
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Low voltage electrical contractors: dataset insights
October 17, 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
146 records in the displayed employee bands.
4 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 United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 150 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: October 17, 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 ↗
Low voltage electrical contractors by metro in the United Kingdom
Questions about this company list
What does Exact match mean for low voltage electrical contractors?
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 low voltage electrical contractors did RevenueBase find based in London, United Kingdom?
The saved snapshot records 150 matching company records, 1,858 tracked contacts and 203 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: October 17, 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
Low voltage electrical contractors by geography
- Low voltage electrical contractors based in Brisbane, Australia
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- Low voltage electrical contractors based in Sydney, Australia
- Low voltage electrical contractors based in Sao Paulo, Brazil
- Low voltage electrical contractors based in Calgary, Canada
- Low voltage electrical contractors based in Edmonton, Canada
- Low voltage electrical contractors based in Mississauga, Canada
- Low voltage electrical contractors based in Toronto, Canada
- Low voltage electrical contractors based in Auckland, New Zealand
- Low voltage electrical contractors based in Oslo, Norway
- Low voltage electrical contractors based in Madrid, Spain
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Cite this list
RevenueBase Data Team. Top 25 low voltage electrical contractors based in London, United Kingdom. Snapshot: October 17, 2026. https://revenuebase.ai/companies/low-voltage-electrical-contractors/united-kingdom/london.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Low voltage electrical contractors based in Brisbane, Australia
- Low voltage electrical contractors based in Melbourne, Australia
- Low voltage electrical contractors based in Sydney, Australia
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Company intelligence · public preview
Top 25 low voltage electrical contractors based in London, United Kingdom
RevenueBase records 150 matching company records for low voltage electrical contractors based in London, United Kingdom, with 1,858 tracked contacts and 203 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: October 17, 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 low voltage electrical contractors based in London, United Kingdom
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 | J Brand LTDjbrand.co.uk HQ: London, United KingdomReported employees: Not recorded | London, United Kingdom | Not recorded | Exact match | 1,256 contacts → |
“Originally set up in 1933 by Joseph Brand as an electrical contracting and repair business in Margaret Street W1, the company today still operates today with the same guiding…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Grant Walker Engineeringg-w-e.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 87 contacts → |
“Grant Walker Engineering specialise in the complete installation of Electrical and Mechanical systems across all work sectors including quality office developments, commercial and…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Dennis Johns Service Groupdennisjohns.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 20 contacts → |
“The Dennis Johns Service Group is a forward thinking group of companies providing, Electrical, CCTV and Access Control, installation and maintenance contracting services.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Fibre Optic Installation LTDfoilgroup.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 15 contacts → |
“Fibre Optic Installation LTD or FOIL as we're also known as, is communications company that deals with a multitude of different trades all under the telecommunications industry.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Cole Groupcolegroup.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 14 contacts → |
“At COLE Group, we specialize in delivering outstanding electrical solutions for both new build and refurbishment projects.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Concepto Solutions LTDconceptosolutions.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 11 contacts → |
“Concepto AV is an electrical-led technology company delivering high-quality electrical installations across residential and commercial projects in London.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | NM Cabling Solutionsnmcabling.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 9 contacts → |
“NM Cabling are a leading data cabling installer assisting IT, Technology, Value Added Re-sellers and Telephone Systems Companies in the London, South and surrounding areas with a…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | NES Security Limitednessecurity.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 9 contacts → |
“An independent electrical services company providing bespoke and high-quality CCTV, Security, Access control and Automation technology systems to private and corporate clients in…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | JSJ Smart Homesjsjelec.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 9 contacts → |
“JSJ Smart Homes was formed as a specialised contractor in the field of domestic installations, covering all aspects of electrical installs, such as home automation and data…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Astoria Fire And Securityastoriafiresec.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 7 contacts → |
“Astoria Fire and Security carry out installations and provide maintenance services in the Electrical, Fire Alarm and CCTV industry to commercial, industrial and domestic…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Bextec Electrical Services LTDbextecelectrical.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 6 contacts → |
“Bextec Electrical are a London based company operating in the commercial and residential sectors of the electrical industry.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Propertyrun Electrical Contractorspropertyrun.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 5 contacts → |
“PropertyRun Contracts Ltd are approved electrical contractors, that provide a full range of services all over London.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Vezo Energyvezoenergy.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 4 contacts → |
“Vezo Energy delivers professional electrical, construction and facilities services for offices, leisure facilities, hospitals, property managers, commercial properties and luxury…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Pretty Wiredprettywired.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Pretty Wired is a service driven company with many years of experience in fault finding and fixing, a range of simple to complex electrical issues.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | MPE Electrical Contractors LTDmpegroup.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 3 contacts → |
“MPE Electrical Contractors are a London /Kent based company specialising in all aspects of electrical installation within the residential, commercial and industrial sectors.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Eightcube Solutionseightcube.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 3 contacts → |
“EIGHTCUBE, based in London, is a fast-growing and ambitious electrical design and build business delivering high quality projects for both domestic and commercial properties and…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Morelands Electrical LTDmorelandselectrical.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 3 contacts → |
“Morelands is an accredited electrical company with an extensive range of clients across the Public and Private Sector.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | CMS Electrical LTDcmselectrical.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 3 contacts → |
“At CMS ELECTRICAL LTD we pride ourselves in our excellent service and always putting the customer first.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Capital Power And Data LTDcapitalpowerdata.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 2 contacts → |
“Capital Power & Data Ltd are an electrical & data installation company based in Essex.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Lockesleyslockesleys.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Regency Electrical Limitedregencyelectric.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Quantum Electricians & Plumbersquantum-electrical.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 2 contacts → |
“Quantum Electrical Services offers fast track, no nonsense electrical solutions to Londoners since 2015.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Zoom24 7zoom247.co.uk HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 1 contacts → |
“Transforming Infrastructure Through Technology & Expertise since 2004 Your Strategic Performance Partner for Plumbing, Heating & Electrical Services Comprehensive London Service…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | BRS Electrical London LTDbrselectrical.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 1 contacts → |
“London Based electrical contractor” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Prime Electrical Services Groupprimeelectrical-sg.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Prime Electrical Services Group is dedicated to delivering high-quality services for residential and commercial electrical installations in and around London.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Low voltage electrical contractors: dataset insights
October 17, 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
146 records in the displayed employee bands.
4 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 United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 150 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: October 17, 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 ↗
Low voltage electrical contractors by metro in the United Kingdom
Questions about this company list
What does Exact match mean for low voltage electrical contractors?
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 low voltage electrical contractors did RevenueBase find based in London, United Kingdom?
The saved snapshot records 150 matching company records, 1,858 tracked contacts and 203 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: October 17, 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.
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Cite this list
RevenueBase Data Team. Top 25 low voltage electrical contractors based in London, United Kingdom. Snapshot: October 17, 2026. https://revenuebase.ai/companies/low-voltage-electrical-contractors/united-kingdom/london.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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