Company lists · Data refreshed September 2026
Top 12 Contact centers based in Johannesburg, South Africa
RevenueBase identified 34 company matches for contact centers associated with Johannesburg, South Africa as of September 2026 and tracks 5,010 professional contacts across them, including 646 with verified work emails and 91 with mobile numbers. Across South Africa, Cape Town is the largest hub for this category (35 companies); Johannesburg follows with 31.
This list covers company matches for contact centers associated with Johannesburg, 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 September 8, 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 12 largest contact centers based in Johannesburg, South Africa
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 3,654 contacts → | ||||
Exact match “Merchants is a leading customer management partner specialising in business process outsourcing (BPO) that delivers customer experience and customer interactions.” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 2 | 517 contacts → | ||||
Exact match “iContact BPO is in the business of transforming global enterprises - because we provide the BPO solutions that organizations need to provide exceptional service.” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 3 | 173 contacts → | ||||
Exact match “We exist to build and execute leading financial services and related services solutions, that are enabled by leading technology and powered by talented people; to deliver growth…” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 4 | 160 contacts → | ||||
Exact match “IntelliBPO is built on relationships first.” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 5 | 73 contacts → | ||||
Exact match “Altitude Group provides tailor-made customer interaction solutions to both the public and private sectors.” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 6 | 37 contacts → | ||||
Exact match “As a leading South Africa outsourced contact centre provider, ELS Customer Experience delivers outstanding customer service, sales and retentions activity in partnership with our…” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 7 | 24 contacts → | ||||
Exact match “Omnichannel (also spelled omni-channel) is a multichannel approach to sales and customer service that seeks to provide the customer with a seamless shopping and customer…” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 8 | 7 contacts → | ||||
Exact match “In the fast-paced, ever-evolving business landscape, Coligo stands tall as a global industry and market leader in Customer Experience Management.” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 9 | 5 contacts → | ||||
Exact match “Nimbus Group Global delivers next-generation contact center and analytics solutions that empower businesses to engage smarter, operate leaner, and grow faster.” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 10 | 3 contacts → | ||||
Exact match “At Ukuvela Group we believe that technology is only as powerful as the human connection it facilitates.” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 11 | 2 contacts → | ||||
Exact match “Quality Connect is a proudly South African company with over 25 years of excellence within the contact centre, telecommunications and customer engagement solutions.” Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase | |||||
| 12 | 1 contacts → | ||||
Exact match “With over two decades of hands-on experience in resolving technical challenges within one of the Southern Hemisphere's most advanced contact centers, we are thrilled to share the…” Recorded in the RevenueBase company graph · Sep 8, 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 “contact centers”. 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 12 of 34 contact centers based in Johannesburg, South Africa
See the full list, filter by size, metro and specialty, and access 646 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Contact centers based in Johannesburg, South Africa at a glance
As of Sep 8, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 10.0dCompany record updated
Median 81.0dHow 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 Johannesburg, South Africa whose business descriptions match “contact centers” 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 646 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 8, 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.
Contact centers by metro in South Africa
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 “contact centers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many contact centers are there based in Johannesburg, South Africa?
RevenueBase identified 34 company matches for contact centers associated with Johannesburg, South Africa as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Merchants tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in South Africa has the most contact centers?
Cape Town leads South Africa with 35 company records, followed by Johannesburg (31) and Durban (17).
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 646 professional contacts with verified work emails tracked across these 34 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 8, 2026.
Ready to reach these companies? Verified emails and direct dials for all 34 contact centers based in Johannesburg, South Africa. Start with a free account, no credit card.
Download this list →Related lists
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- Contact centers based in Mexico
- Contact centers based in Canada
- Contact centers based in Spain
- Contact centers based in the Netherlands
- Contact centers based in South Africa
- Contact centers based in Australia
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 12 contact centers based in Johannesburg, 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 34 matching company records for contact centers based in Johannesburg, South Africa, with 5,010 tracked contacts and 646 verified work emails.
This public preview shows 12 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 8, 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 12 contact centers based in Johannesburg, 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 | Merchantsmerchantscx.com HQ: Johannesburg, South AfricaReported employees: 5,001-10,000 | Johannesburg, South Africa | 5,001-10,000 | Exact match | 3,654 contacts → |
“Merchants is a leading customer management partner specialising in business process outsourcing (BPO) that delivers customer experience and customer interactions.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Icontact BPOicontactbpo.comHQ: Johannesburg, South AfricaReported employees: 1,001-5,000 | Johannesburg, South Africa | 1,001-5,000 | Exact match | 517 contacts → |
“iContact BPO is in the business of transforming global enterprises - because we provide the BPO solutions that organizations need to provide exceptional service.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Smollan Financial Servicessmollan.comHQ: Johannesburg, South AfricaReported employees: 501-1,000 | Johannesburg, South Africa | 501-1,000 | Exact match | 173 contacts → |
“We exist to build and execute leading financial services and related services solutions, that are enabled by leading technology and powered by talented people; to deliver growth…” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Intellibpointellibpo.comHQ: Johannesburg, South AfricaReported employees: 501-1,000 | Johannesburg, South Africa | 501-1,000 | Exact match | 160 contacts → |
“IntelliBPO is built on relationships first.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Altitude BPOaltitudebpo.comHQ: Johannesburg, South AfricaReported employees: 501-1,000 | Johannesburg, South Africa | 501-1,000 | Exact match | 73 contacts → |
“Altitude Group provides tailor-made customer interaction solutions to both the public and private sectors.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | ELS Customer Experienceelscx.com HQ: Johannesburg, South AfricaReported employees: 201-500 | Johannesburg, South Africa | 201-500 | Exact match | 37 contacts → |
“As a leading South Africa outsourced contact centre provider, ELS Customer Experience delivers outstanding customer service, sales and retentions activity in partnership with our…” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Omnichannel Communications PTY LTDoccza.comHQ: Johannesburg, South AfricaReported employees: 51-200 | Johannesburg, South Africa | 51-200 | Exact match | 24 contacts → |
“Omnichannel (also spelled omni-channel) is a multichannel approach to sales and customer service that seeks to provide the customer with a seamless shopping and customer…” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Coligo Groupcoligogroup.comHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 7 contacts → |
“In the fast-paced, ever-evolving business landscape, Coligo stands tall as a global industry and market leader in Customer Experience Management.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Nimbusgroupglobalnimbusgroupglobal.comHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 5 contacts → |
“Nimbus Group Global delivers next-generation contact center and analytics solutions that empower businesses to engage smarter, operate leaner, and grow faster.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Ukuvela Groupukuvelagroup.co.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 3 contacts → |
“At Ukuvela Group we believe that technology is only as powerful as the human connection it facilitates.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Qualityconnectqconnect.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 2 contacts → |
“Quality Connect is a proudly South African company with over 25 years of excellence within the contact centre, telecommunications and customer engagement solutions.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Syntra South Africasyntra.co.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 1 contacts → |
“With over two decades of hands-on experience in resolving technical challenges within one of the Southern Hemisphere's most advanced contact centers, we are thrilled to share the…” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 12 of 34 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
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Contact centers: dataset insights
September 8, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
34 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 10.0dCompany record updated
Median 81.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 8, 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 ↗
Contact centers by metro in South Africa
Questions about this company list
What does Exact match mean for contact centers?
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 contact centers did RevenueBase find based in Johannesburg, South Africa?
The saved snapshot records 34 matching company records, 5,010 tracked contacts and 646 verified emails. The public preview displays 12 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 8, 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
Contact centers by geography
- Contact centers based in the United States
- Contact centers based in the United Kingdom
- Contact centers based in Brazil
- Contact centers based in Germany
- Contact centers based in France
- Contact centers based in Italy
- Contact centers based in Mexico
- Contact centers based in Canada
- Contact centers based in Spain
- Contact centers based in the Netherlands
- Contact centers based in South Africa
- Contact centers based in Australia
Cite this list
RevenueBase Data Team. Top 12 contact centers based in Johannesburg, South Africa. Snapshot: September 8, 2026. https://revenuebase.ai/companies/contact-centers/south-africa/johannesburg.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 12 contact centers based in Johannesburg, South Africa
RevenueBase records 34 matching company records for contact centers based in Johannesburg, South Africa, with 5,010 tracked contacts and 646 verified work emails.
This public preview shows 12 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 8, 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 12 contact centers based in Johannesburg, 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 | Merchantsmerchantscx.com HQ: Johannesburg, South AfricaReported employees: 5,001-10,000 | Johannesburg, South Africa | 5,001-10,000 | Exact match | 3,654 contacts → |
“Merchants is a leading customer management partner specialising in business process outsourcing (BPO) that delivers customer experience and customer interactions.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Icontact BPOicontactbpo.com HQ: Johannesburg, South AfricaReported employees: 1,001-5,000 | Johannesburg, South Africa | 1,001-5,000 | Exact match | 517 contacts → |
“iContact BPO is in the business of transforming global enterprises - because we provide the BPO solutions that organizations need to provide exceptional service.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Smollan Financial Servicessmollan.com HQ: Johannesburg, South AfricaReported employees: 501-1,000 | Johannesburg, South Africa | 501-1,000 | Exact match | 173 contacts → |
“We exist to build and execute leading financial services and related services solutions, that are enabled by leading technology and powered by talented people; to deliver growth…” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Intellibpointellibpo.com HQ: Johannesburg, South AfricaReported employees: 501-1,000 | Johannesburg, South Africa | 501-1,000 | Exact match | 160 contacts → |
“IntelliBPO is built on relationships first.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Altitude BPOaltitudebpo.com HQ: Johannesburg, South AfricaReported employees: 501-1,000 | Johannesburg, South Africa | 501-1,000 | Exact match | 73 contacts → |
“Altitude Group provides tailor-made customer interaction solutions to both the public and private sectors.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | ELS Customer Experienceelscx.com HQ: Johannesburg, South AfricaReported employees: 201-500 | Johannesburg, South Africa | 201-500 | Exact match | 37 contacts → |
“As a leading South Africa outsourced contact centre provider, ELS Customer Experience delivers outstanding customer service, sales and retentions activity in partnership with our…” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Omnichannel Communications PTY LTDoccza.com HQ: Johannesburg, South AfricaReported employees: 51-200 | Johannesburg, South Africa | 51-200 | Exact match | 24 contacts → |
“Omnichannel (also spelled omni-channel) is a multichannel approach to sales and customer service that seeks to provide the customer with a seamless shopping and customer…” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Coligo Groupcoligogroup.com HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 7 contacts → |
“In the fast-paced, ever-evolving business landscape, Coligo stands tall as a global industry and market leader in Customer Experience Management.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Nimbusgroupglobalnimbusgroupglobal.com HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 5 contacts → |
“Nimbus Group Global delivers next-generation contact center and analytics solutions that empower businesses to engage smarter, operate leaner, and grow faster.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ukuvela Groupukuvelagroup.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 3 contacts → |
“At Ukuvela Group we believe that technology is only as powerful as the human connection it facilitates.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Qualityconnectqconnect.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 2 contacts → |
“Quality Connect is a proudly South African company with over 25 years of excellence within the contact centre, telecommunications and customer engagement solutions.” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Syntra South Africasyntra.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 1 contacts → |
“With over two decades of hands-on experience in resolving technical challenges within one of the Southern Hemisphere's most advanced contact centers, we are thrilled to share the…” Recorded description excerpt · September 8, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 12 of 34 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Contact centers: dataset insights
September 8, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
34 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 10.0dCompany record updated
Median 81.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 8, 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 ↗
Contact centers by metro in South Africa
Questions about this company list
What does Exact match mean for contact centers?
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 contact centers did RevenueBase find based in Johannesburg, South Africa?
The saved snapshot records 34 matching company records, 5,010 tracked contacts and 646 verified emails. The public preview displays 12 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 8, 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
Contact centers by geography
- Contact centers based in the United States
- Contact centers based in the United Kingdom
- Contact centers based in Brazil
- Contact centers based in Germany
- Contact centers based in France
- Contact centers based in Italy
- Contact centers based in Mexico
- Contact centers based in Canada
- Contact centers based in Spain
- Contact centers based in the Netherlands
- Contact centers based in South Africa
- Contact centers based in Australia
Cite this list
RevenueBase Data Team. Top 12 contact centers based in Johannesburg, South Africa. Snapshot: September 8, 2026. https://revenuebase.ai/companies/contact-centers/south-africa/johannesburg.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗