Company lists · Data refreshed November 2026
Top 25 Transformer services based in South Africa
RevenueBase identified 134 company matches for transformer services associated with South Africa as of November 2026 and tracks 2,330 professional contacts across them, including 499 with verified work emails. Johannesburg is the largest hub.
This list covers company matches for transformer services associated with South Africa, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 2, 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 transformer services based in South Africa
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 510 contacts → | ||||
Exact match “Founded in 1961, WEG has grown into a global solutions provider of industrial electrical technologies.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 2 | 221 contacts → | ||||
Exact match “LH Marthinusen, a division of ACTOM (Pty) Ltd, is B-BBEE Level 1 and one of the largest global operations of it's kind, offering a comprehensive suite of on and off-site…” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 3 | 107 contacts → | ||||
Exact match “Revive Electrical Transformers (Pty) Ltd was established in 1997 and has grown to be one of the largest transformer distribution manufacturers in Africa.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 4 | 80 contacts → | ||||
Exact match “Delba Electrical Leading the Rotating Electrical Machinery Service Industry with Customer Service Excellence and Superior Quality” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 5 | 44 contacts → | ||||
Exact match “SAMO ENGINEERING is Telecommunications and Electrical Engineering Service Integrator.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 6 | 43 contacts → | ||||
Exact match “Inexma Electrical is a Electrical construction company based in the Western Cape, South Africa” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 7 | 38 contacts → | ||||
Exact match “We are JB Switchgear Solutions Pty Ltd, and our primary expertise lies in providing a diverse range of solutions and products in the field of switchgear and electrical equipment.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 8 | 30 contacts → | ||||
Exact match “When it comes to transformers, inductors and reactors, the name Reliable Transformers is synonymous with quality, manufacturing speed and agility.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 9 | 29 contacts → | ||||
Exact match “Cape Armature Winders celebrates its 5oth year in the Industry.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 10 | 25 contacts → | ||||
Exact match “Welcome to Reid & Mitchell - Your Trusted Partner in Electrical Rotating Equipment.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 11 | 20 contacts → | ||||
Exact match “Southern Power Maintenance is a dynamic electrical engineering company committed to excellence.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 12 | 19 contacts → | ||||
Exact match “WHO WE ARE.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 13 | 18 contacts → | ||||
Exact match “Mandlakazi Electrical Technologies (PTY) Ltd otherwise known as MET was established in 1998.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 14 | 17 contacts → | ||||
Exact match “PNC was founded in 2004.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 15 | 15 contacts → | ||||
Exact match “Established in 1984, the company has grown to offer an extensive range of products.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 16 | 14 contacts → | ||||
Exact match “Welcome to Matlakse (Pty) Ltd, where innovation and experience converge to power the future.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 17 | 13 contacts → | ||||
Exact match “Hansen + Genwest designs, manufactures, tests and repairs flameproof and non flameproof transformers and switchgear to mining and industrial sectors globally.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 18 | 12 contacts → | ||||
Exact match “RI & D Projects (PTY) Ltd was founded in 1994 and specializes in the repair, installation, and development of electrical services to the industrial and mining industries.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 19 | 11 contacts → | ||||
Exact match “Perfect Filtration specializes in Oil, Diesel and Transformer Purification; Electrical Testing and Cost saving solution.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 20 | 8 contacts → | ||||
Exact match “Modulêr Electrical Assemblies offers a complete range of type tested modular assemblies as well as other assemblies and containers for your plant.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 21 | 8 contacts → | ||||
Exact match “Power Factor Correction, Low Voltage and Medium Voltage Installations and Terminations,Factory Maintenance, Electrical Tendering,Lighting, Electrical Inspections, Electrical…” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 22 | 7 contacts → | ||||
Exact match “TRAFO is the industry-leading dry-type transformer supplier within Sub-Saharan Africa.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 23 | 5 contacts → | ||||
Exact match “Kama Coils & Transformers focuses on the in-depth understanding of our clients needs, service expectations and technological requirements.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 24 | 5 contacts → | ||||
Exact match “Switchgear Maintenance Cable fault finding and Jointing Transformer Maintenance LV and MV switchgear Service, Installation and testing and Maintenance Power flow studies…” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 25 | 5 contacts → | ||||
Exact match “Suppliers of MV Switchgear (11, 22, 36 kV) Complete Substations, Refurbishment, Replacement or upgrade.” Recorded in the RevenueBase company graph · Nov 2, 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 “transformer services”. 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 134 transformer services based in South Africa
See the full list, filter by size, metro and specialty, and access 499 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Transformer services based in South Africa at a glance
As of Nov 2, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 134 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 South Africa whose business descriptions match “transformer services” 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 499 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 2, 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.
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 “transformer services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many transformer services are there based in South Africa?
RevenueBase identified 134 company matches for transformer services associated with South Africa as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
WEG Africa tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most transformer services?
Johannesburg leads with 21 company records, followed by Cape Town (10) and Germiston (5).
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 499 professional contacts with verified work emails tracked across these 134 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 2, 2026.
Ready to reach these companies? Verified emails and direct dials for all 134 transformer services based in South Africa. Start with a free account, no credit card.
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Browse the directory
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
- Transformer services based in Sao Paulo, Brazil
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Company intelligence · public preview
Top 25 transformer services based in South Africa
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 134 matching company records for transformer services based in South Africa, with 2,330 tracked contacts and 499 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: November 2, 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 transformer services based in South Africa
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 |  WEG Africaweg.netHQ: Johannesburg, South AfricaReported employees: 501-1,000 | Johannesburg, South Africa | 501-1,000 | Exact match | 510 contacts → |
“Founded in 1961, WEG has grown into a global solutions provider of industrial electrical technologies.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | LH Marthinusenlhm.co.za HQ: Johannesburg, South AfricaReported employees: 201-500 | Johannesburg, South Africa | 201-500 | Exact match | 221 contacts → |
“LH Marthinusen, a division of ACTOM (Pty) Ltd, is B-BBEE Level 1 and one of the largest global operations of it's kind, offering a comprehensive suite of on and off-site…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Revive Electrical Transformersret.co.za HQ: Meyerton, South AfricaReported employees: 201-500 | Meyerton, South Africa | 201-500 | Exact match | 107 contacts → |
“Revive Electrical Transformers (Pty) Ltd was established in 1997 and has grown to be one of the largest transformer distribution manufacturers in Africa.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Delba Electrical Company 1980delba.co.za HQ: Springs, South AfricaReported employees: 201-500 | Springs, South Africa | 201-500 | Exact match | 80 contacts → |
“Delba Electrical Leading the Rotating Electrical Machinery Service Industry with Customer Service Excellence and Superior Quality” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Samo Engineeringsamoengineering.co.zaHQ: Midrand, South AfricaReported employees: 51-200 | Midrand, South Africa | 51-200 | Exact match | 44 contacts → |
“SAMO ENGINEERING is Telecommunications and Electrical Engineering Service Integrator.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Inexma Electricalinexma.co.zaHQ: Stellenbosch, South AfricaReported employees: 51-200 | Stellenbosch, South Africa | 51-200 | Exact match | 43 contacts → |
“Inexma Electrical is a Electrical construction company based in the Western Cape, South Africa” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | JB Switchgear Solutions PTY LTDjbswitchgear.co.za HQ: Brakpan, South AfricaReported employees: 51-200 | Brakpan, South Africa | 51-200 | Exact match | 38 contacts → |
“We are JB Switchgear Solutions Pty Ltd, and our primary expertise lies in providing a diverse range of solutions and products in the field of switchgear and electrical equipment.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Reliable Transformersreltrans.co.za HQ: Benoni, South AfricaReported employees: 51-200 | Benoni, South Africa | 51-200 | Exact match | 30 contacts → |
“When it comes to transformers, inductors and reactors, the name Reliable Transformers is synonymous with quality, manufacturing speed and agility.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Cape Armature Winders PTY LTDcapearm.co.za HQ: Cape Town, South AfricaReported employees: 51-200 | Cape Town, South Africa | 51-200 | Exact match | 29 contacts → |
“Cape Armature Winders celebrates its 5oth year in the Industry.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Reid & Mitchellreidmitchell.co.za HQ: Brakpan, South AfricaReported employees: 51-200 | Brakpan, South Africa | 51-200 | Exact match | 25 contacts → |
“Welcome to Reid & Mitchell - Your Trusted Partner in Electrical Rotating Equipment.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Southern Power Maintenancespmsa.co.zaHQ: Modderfontein, South AfricaReported employees: 51-200 | Modderfontein, South Africa | 51-200 | Exact match | 20 contacts → |
“Southern Power Maintenance is a dynamic electrical engineering company committed to excellence.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | RED Metal Mining Project Engineersredmetal.co.za HQ: Edenvale, South AfricaReported employees: 11-50 | Edenvale, South Africa | 11-50 | Exact match | 19 contacts → |
“WHO WE ARE.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mandlakazi Electrical Technologiesmet.co.za HQ: Nelspruit, South AfricaReported employees: 11-50 | Nelspruit, South Africa | 11-50 | Exact match | 18 contacts → |
“Mandlakazi Electrical Technologies (PTY) Ltd otherwise known as MET was established in 1998.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | PNC OILpncoil.co.za HQ: Lesedi, South AfricaReported employees: 11-50 | Lesedi, South Africa | 11-50 | Exact match | 17 contacts → |
“PNC was founded in 2004.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Trans Electrontranselectron.com HQ: Ekurhuleni, South AfricaReported employees: 51-200 | Ekurhuleni, South Africa | 51-200 | Exact match | 15 contacts → |
“Established in 1984, the company has grown to offer an extensive range of products.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Matlakse PTY LTDmatlakse.co.za HQ: Bloemfontein, South AfricaReported employees: 51-200 | Bloemfontein, South Africa | 51-200 | Exact match | 14 contacts → |
“Welcome to Matlakse (Pty) Ltd, where innovation and experience converge to power the future.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Hansen Genwesthansen-genwest.co.zaHQ: Benoni, South AfricaReported employees: 51-200 | Benoni, South Africa | 51-200 | Exact match | 13 contacts → |
“Hansen + Genwest designs, manufactures, tests and repairs flameproof and non flameproof transformers and switchgear to mining and industrial sectors globally.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Ri&d Projects PTY LTDridprojects.comHQ: Middelburg, South AfricaReported employees: 11-50 | Middelburg, South Africa | 11-50 | Exact match | 12 contacts → |
“RI & D Projects (PTY) Ltd was founded in 1994 and specializes in the repair, installation, and development of electrical services to the industrial and mining industries.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Perfect Filtration PTY LTDperfectfiltration.co.za HQ: Hartbeespoort, South AfricaReported employees: 11-50 | Hartbeespoort, South Africa | 11-50 | Exact match | 11 contacts → |
“Perfect Filtration specializes in Oil, Diesel and Transformer Purification; Electrical Testing and Cost saving solution.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Modulêr Electrical Assembliesmoduler.co.za HQ: Atlantis Industrial, South AfricaReported employees: 11-50 | Atlantis Industrial, South Africa | 11-50 | Exact match | 8 contacts → |
“Modulêr Electrical Assemblies offers a complete range of type tested modular assemblies as well as other assemblies and containers for your plant.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Siza Wonke Electricalsizawonke.co.za HQ: Boksburg, South AfricaReported employees: 1-10 | Boksburg, South Africa | 1-10 | Exact match | 8 contacts → |
“Power Factor Correction, Low Voltage and Medium Voltage Installations and Terminations,Factory Maintenance, Electrical Tendering,Lighting, Electrical Inspections, Electrical…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Trafo Power Solutionstrafo.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 7 contacts → |
“TRAFO is the industry-leading dry-type transformer supplier within Sub-Saharan Africa.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Kama Coils And Transformerskamacoils.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 5 contacts → |
“Kama Coils & Transformers focuses on the in-depth understanding of our clients needs, service expectations and technological requirements.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Yeyeni Power Groupyeyeni.co.za HQ: Centurion, South AfricaReported employees: 1-10 | Centurion, South Africa | 1-10 | Exact match | 5 contacts → |
“Switchgear Maintenance Cable fault finding and Jointing Transformer Maintenance LV and MV switchgear Service, Installation and testing and Maintenance Power flow studies…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Outec Controls PTY LTDoutec.co.za HQ: Pretoria, South AfricaReported employees: 11-50 | Pretoria, South Africa | 11-50 | Exact match | 5 contacts → |
“Suppliers of MV Switchgear (11, 22, 36 kV) Complete Substations, Refurbishment, Replacement or upgrade.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 134 company matches
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Transformer services: dataset insights
November 2, 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
133 records in the displayed employee bands.
1 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 worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 134 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: November 2, 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 ↗
Questions about this company list
What does Exact match mean for transformer services?
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 transformer services did RevenueBase find based in South Africa?
The saved snapshot records 134 matching company records, 2,330 tracked contacts and 499 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: November 2, 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
Transformer services by geography
- Transformer services based in Sao Paulo, Brazil
- Transformer services based in Calgary, Canada
- Transformer services based in Bangalore, India
- Transformer services based in Chennai, India
- Transformer services based in Hyderabad, India
- Transformer services based in Jaipur, India
- Transformer services based in Pune, India
- Transformer services based in Vadodara, India
- Transformer services based in Dubai, United Arab Emirates
- Transformer services based in Houston, United States
- Transformer services based in Argentina
- Transformer services based in Australia
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 transformer services based in South Africa. Snapshot: November 2, 2026. https://revenuebase.ai/companies/transformer-services/south-africa.
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
- Transformer services based in Sao Paulo, Brazil
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- Transformer services based in Bangalore, India
- Transformer services based in Chennai, India
- Transformer services based in Hyderabad, India
- Transformer services based in Jaipur, India
Company intelligence · public preview
Top 25 transformer services based in South Africa
RevenueBase records 134 matching company records for transformer services based in South Africa, with 2,330 tracked contacts and 499 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: November 2, 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 transformer services based in South Africa
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 | WEG Africaweg.net HQ: Johannesburg, South AfricaReported employees: 501-1,000 | Johannesburg, South Africa | 501-1,000 | Exact match | 510 contacts → |
“Founded in 1961, WEG has grown into a global solutions provider of industrial electrical technologies.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | LH Marthinusenlhm.co.za HQ: Johannesburg, South AfricaReported employees: 201-500 | Johannesburg, South Africa | 201-500 | Exact match | 221 contacts → |
“LH Marthinusen, a division of ACTOM (Pty) Ltd, is B-BBEE Level 1 and one of the largest global operations of it's kind, offering a comprehensive suite of on and off-site…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Revive Electrical Transformersret.co.za HQ: Meyerton, South AfricaReported employees: 201-500 | Meyerton, South Africa | 201-500 | Exact match | 107 contacts → |
“Revive Electrical Transformers (Pty) Ltd was established in 1997 and has grown to be one of the largest transformer distribution manufacturers in Africa.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Delba Electrical Company 1980delba.co.za HQ: Springs, South AfricaReported employees: 201-500 | Springs, South Africa | 201-500 | Exact match | 80 contacts → |
“Delba Electrical Leading the Rotating Electrical Machinery Service Industry with Customer Service Excellence and Superior Quality” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Samo Engineeringsamoengineering.co.za HQ: Midrand, South AfricaReported employees: 51-200 | Midrand, South Africa | 51-200 | Exact match | 44 contacts → |
“SAMO ENGINEERING is Telecommunications and Electrical Engineering Service Integrator.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Inexma Electricalinexma.co.za HQ: Stellenbosch, South AfricaReported employees: 51-200 | Stellenbosch, South Africa | 51-200 | Exact match | 43 contacts → |
“Inexma Electrical is a Electrical construction company based in the Western Cape, South Africa” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | JB Switchgear Solutions PTY LTDjbswitchgear.co.za HQ: Brakpan, South AfricaReported employees: 51-200 | Brakpan, South Africa | 51-200 | Exact match | 38 contacts → |
“We are JB Switchgear Solutions Pty Ltd, and our primary expertise lies in providing a diverse range of solutions and products in the field of switchgear and electrical equipment.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Reliable Transformersreltrans.co.za HQ: Benoni, South AfricaReported employees: 51-200 | Benoni, South Africa | 51-200 | Exact match | 30 contacts → |
“When it comes to transformers, inductors and reactors, the name Reliable Transformers is synonymous with quality, manufacturing speed and agility.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Cape Armature Winders PTY LTDcapearm.co.za HQ: Cape Town, South AfricaReported employees: 51-200 | Cape Town, South Africa | 51-200 | Exact match | 29 contacts → |
“Cape Armature Winders celebrates its 5oth year in the Industry.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Reid & Mitchellreidmitchell.co.za HQ: Brakpan, South AfricaReported employees: 51-200 | Brakpan, South Africa | 51-200 | Exact match | 25 contacts → |
“Welcome to Reid & Mitchell - Your Trusted Partner in Electrical Rotating Equipment.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Southern Power Maintenancespmsa.co.za HQ: Modderfontein, South AfricaReported employees: 51-200 | Modderfontein, South Africa | 51-200 | Exact match | 20 contacts → |
“Southern Power Maintenance is a dynamic electrical engineering company committed to excellence.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | RED Metal Mining Project Engineersredmetal.co.za HQ: Edenvale, South AfricaReported employees: 11-50 | Edenvale, South Africa | 11-50 | Exact match | 19 contacts → |
“WHO WE ARE.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mandlakazi Electrical Technologiesmet.co.za HQ: Nelspruit, South AfricaReported employees: 11-50 | Nelspruit, South Africa | 11-50 | Exact match | 18 contacts → |
“Mandlakazi Electrical Technologies (PTY) Ltd otherwise known as MET was established in 1998.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | PNC OILpncoil.co.za HQ: Lesedi, South AfricaReported employees: 11-50 | Lesedi, South Africa | 11-50 | Exact match | 17 contacts → |
“PNC was founded in 2004.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Trans Electrontranselectron.com HQ: Ekurhuleni, South AfricaReported employees: 51-200 | Ekurhuleni, South Africa | 51-200 | Exact match | 15 contacts → |
“Established in 1984, the company has grown to offer an extensive range of products.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Matlakse PTY LTDmatlakse.co.za HQ: Bloemfontein, South AfricaReported employees: 51-200 | Bloemfontein, South Africa | 51-200 | Exact match | 14 contacts → |
“Welcome to Matlakse (Pty) Ltd, where innovation and experience converge to power the future.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Hansen Genwesthansen-genwest.co.za HQ: Benoni, South AfricaReported employees: 51-200 | Benoni, South Africa | 51-200 | Exact match | 13 contacts → |
“Hansen + Genwest designs, manufactures, tests and repairs flameproof and non flameproof transformers and switchgear to mining and industrial sectors globally.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Ri&d Projects PTY LTDridprojects.com HQ: Middelburg, South AfricaReported employees: 11-50 | Middelburg, South Africa | 11-50 | Exact match | 12 contacts → |
“RI & D Projects (PTY) Ltd was founded in 1994 and specializes in the repair, installation, and development of electrical services to the industrial and mining industries.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Perfect Filtration PTY LTDperfectfiltration.co.za HQ: Hartbeespoort, South AfricaReported employees: 11-50 | Hartbeespoort, South Africa | 11-50 | Exact match | 11 contacts → |
“Perfect Filtration specializes in Oil, Diesel and Transformer Purification; Electrical Testing and Cost saving solution.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Modulêr Electrical Assembliesmoduler.co.za HQ: Atlantis Industrial, South AfricaReported employees: 11-50 | Atlantis Industrial, South Africa | 11-50 | Exact match | 8 contacts → |
“Modulêr Electrical Assemblies offers a complete range of type tested modular assemblies as well as other assemblies and containers for your plant.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Siza Wonke Electricalsizawonke.co.za HQ: Boksburg, South AfricaReported employees: 1-10 | Boksburg, South Africa | 1-10 | Exact match | 8 contacts → |
“Power Factor Correction, Low Voltage and Medium Voltage Installations and Terminations,Factory Maintenance, Electrical Tendering,Lighting, Electrical Inspections, Electrical…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Trafo Power Solutionstrafo.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 7 contacts → |
“TRAFO is the industry-leading dry-type transformer supplier within Sub-Saharan Africa.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Kama Coils And Transformerskamacoils.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 5 contacts → |
“Kama Coils & Transformers focuses on the in-depth understanding of our clients needs, service expectations and technological requirements.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Yeyeni Power Groupyeyeni.co.za HQ: Centurion, South AfricaReported employees: 1-10 | Centurion, South Africa | 1-10 | Exact match | 5 contacts → |
“Switchgear Maintenance Cable fault finding and Jointing Transformer Maintenance LV and MV switchgear Service, Installation and testing and Maintenance Power flow studies…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Outec Controls PTY LTDoutec.co.za HQ: Pretoria, South AfricaReported employees: 11-50 | Pretoria, South Africa | 11-50 | Exact match | 5 contacts → |
“Suppliers of MV Switchgear (11, 22, 36 kV) Complete Substations, Refurbishment, Replacement or upgrade.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 134 company matches
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Transformer services: dataset insights
November 2, 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
133 records in the displayed employee bands.
1 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 worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 134 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: November 2, 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 ↗
Questions about this company list
What does Exact match mean for transformer services?
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 transformer services did RevenueBase find based in South Africa?
The saved snapshot records 134 matching company records, 2,330 tracked contacts and 499 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: November 2, 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 transformer services based in South Africa. Snapshot: November 2, 2026. https://revenuebase.ai/companies/transformer-services/south-africa.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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