Company lists · Data refreshed November 2026
Top 25 Call center technology consultants worldwide
RevenueBase identified 5,508 company matches for call center technology consultants worldwide as of November 2026 and tracks 226,891 professional contacts across them, including 28,094 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.
This list covers company matches for call center technology consultants worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026. Country and city lists for call center technology consultants follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest call center technology consultants worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 6,889 contacts → | ||||
Exact match “Bir Turkcell grup şirketi olarak yılında kurulduğumuzda amacımız hep eşsiz bir müşteri deneyimi yaşatmaktı.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 2 | 6,716 contacts → | ||||
Exact match “When people reach for their phones, use laptops, or grab their tablets, Afni's contact center teams are there to provide prompt and friendly help.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 3 | 4,874 contacts → | ||||
Exact match “Mais que call center: soluções que transformam o seu negócio e a jornada dos clientes!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 4 | 4,798 contacts → | ||||
Exact match “With a fresh name and decades of contact center expertise, we’re dedicated to collaborative partnerships, understanding your unique needs, and tailoring solutions for an enhanced…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 5 | 4,363 contacts → | ||||
Exact match “Vikstar is one of the biggest contact centers of Brazil.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 6 | 4,283 contacts → | ||||
Exact match “Founded in 1993, since the beginning Sercom has stood out in the Contact Center Services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 7 | 3,730 contacts → | ||||
Exact match “A TMKT é uma empresa de Contact Center que foi fundada em 1991 e se tornou uma referência no mercado de Customer Experience (CX).” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 8 | 3,611 contacts → | ||||
Exact match “In the Philippines, Quantrics by NQX is redefining customer experience by bringing together the expertise of a global leader and the passion of world-class Filipino talent.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 9 | 3,517 contacts → | ||||
Exact match “Email: info@Telvista.com Telvista is a premier provider of contact solutions that drive customer loyalty and create competitive advantage for our clients.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 10 | 3,349 contacts → | ||||
Exact match “Com uma vontade contagiante de fazer a diferença, a Contax é a única empresa do setor presente em toda a jornada de relacionamento do consumidor, com olhar humano e abordagem…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 11 | 3,282 contacts → | ||||
Exact match “is a tech company specialized in providing, and for & customer care.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 12 | 2,744 contacts → | ||||
Exact match “At Diversified, we leverage the best in technology and ongoing advisory services to transform businesses.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 13 | 2,389 contacts → | ||||
Exact match “Somos a Tahto, uma empresa referência em soluções de CX e BPO.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 14 | 2,055 contacts → | ||||
Exact match “Support Services Group (SSG) helps businesses accelerate growth and earn customers for life through high-touch, outsourced engagement center services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 15 | 1,947 contacts → | ||||
Exact match “InfoCision is an award-winning contact center partner trusted by leading brands for over 40 years.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 16 | 1,628 contacts → | ||||
Exact match “DialAmerica is now Aucera.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 17 | 1,615 contacts → | ||||
Exact match “At RDI, we believe in winning smart by providing customized, strategic solutions to our clients.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 18 | 1,595 contacts → | ||||
Exact match “Senture provides comprehensive contact center service support nationally.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 19 | 1,590 contacts → | ||||
Exact match “One voice – let us be your voice.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 20 | 1,518 contacts → | ||||
Exact match “At Unisono, for more than 20 years we have been working side by side with our customers across the globe to meet their demands as well as our own.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 21 | 1,375 contacts → | ||||
Exact match “Fundada em pelo atual presidente Amós Alves de Souza, a Sollo Brasil Contact Center é uma empresa de relacionamento que atua nacionalmente, desenvolvendo, implementando e operando…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 22 | 1,370 contacts → | ||||
Exact match “We deliver tailored Contact Center and Back Office solutions to our strategic partners, leveraging advanced technology and high quality standards to elevate customer experiences…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 23 | 1,356 contacts → | ||||
Exact match “A Parla!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 24 | 1,328 contacts → | ||||
Exact match “Em 19 anos de mercado, a Logos tem ampla experiência nas áreas de Atendimento Presencial e Teleatendimento.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 25 | 1,231 contacts → | ||||
Exact match “Servion is a CX Consulting and global systems integrator (SI) headquartered in the United States, with over three decades in customer experience (CX) transformation.” Recorded in the RevenueBase company graph · Nov 5, 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 “call center technology consultants”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 5,508 call center technology consultants worldwide
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Call center technology consultants worldwide at a glance
As of Nov 5, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for call center technology consultants are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “call center technology consultants” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 28,094 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 5, 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.
Call center technology consultants by location
31 lists · largest firstEvery Call center technology consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Call center technology consultants based in the United States1,057
- Call center technology consultants based in India322
- Call center technology consultants based in Brazil312
- Call center technology consultants based in the United Kingdom226
- Call center technology consultants based in Canada142
- Call center technology consultants based in Germany141
- Call center technology consultants based in Italy124
- Call center technology consultants based in Spain124
- Call center technology consultants based in Mexico112
- Call center technology consultants based in France103
- Call center technology consultants based in the Philippines98
- Call center technology consultants based in the Netherlands95
- Call center technology consultants based in Türkiye90
- Call center technology consultants based in Australia73
- Call center technology consultants based in Colombia68
- Call center technology consultants based in South Africa68
- Call center technology consultants based in Argentina66
- Call center technology consultants based in Egypt53
- Call center technology consultants based in Poland53
- Call center technology consultants based in Chile43
- Call center technology consultants based in Israel39
- Call center technology consultants based in the United Arab Emirates35
- Call center technology consultants based in Belgium25
- Call center technology consultants based in Sweden25
Cities
- Call center technology consultants based in Sao Paulo, Brazil112
- Call center technology consultants based in London, United Kingdom56
- Call center technology consultants based in Madrid, Spain37
- Call center technology consultants based in Istanbul, Türkiye34
- Call center technology consultants based in Buenos Aires, Argentina32
- Call center technology consultants based in Atlanta, United States30
- Call center technology consultants based in Paris, France25
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 “call center technology consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many call center technology consultants are there worldwide?
RevenueBase identified 5,508 company matches for call center technology consultants worldwide 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?
Turkcell Global Bilgi tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most call center technology consultants?
The United States leads with 1,057 companies, followed by India (322) and Brazil (312). Every call center technology consultants list by country and city is linked on this page.
Which city has the most call center technology consultants?
Sao Paulo leads with 112 company records, followed by London (61) and Lahore (58).
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 28,094 professional contacts with verified work emails tracked across these 5,508 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 5, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 call center technology consultants worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 5,508 matching company records for call center technology consultants worldwide, with 226,891 tracked contacts and 28,094 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 5, 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 call center technology consultants worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Turkcell Global Bilgiglobalbilgi.com.trHQ: Beyoglu, TürkiyeReported employees: 10001+ | Beyoglu, Türkiye | 10001+ | Exact match | 6,889 contacts → |
“Bir Turkcell grup şirketi olarak yılında kurulduğumuzda amacımız hep eşsiz bir müşteri deneyimi yaşatmaktı.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Afni, INCafni.comHQ: Bloomington, United StatesReported employees: 10001+ | Bloomington, United States | 10001+ | Exact match | 6,716 contacts → |
“When people reach for their phones, use laptops, or grab their tablets, Afni's contact center teams are there to provide prompt and friendly help.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Callinkcallink.com.brHQ: Uberlândia, BrazilReported employees: 5,001-10,000 | Uberlândia, Brazil | 5,001-10,000 | Exact match | 4,874 contacts → |
“Mais que call center: soluções que transformam o seu negócio e a jornada dos clientes!” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Continuum Global Solutionscontinuumgbl.comHQ: Dallas, TX, United StatesReported employees: 5,001-10,000 | Dallas, TX, United States | 5,001-10,000 | Exact match | 4,798 contacts → |
“With a fresh name and decades of contact center expertise, we’re dedicated to collaborative partnerships, understanding your unique needs, and tailoring solutions for an enhanced…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Vikstar Contact Centervikstar.com.brHQ: Sao Paulo, BrazilReported employees: 10001+ | Sao Paulo, Brazil | 10001+ | Exact match | 4,363 contacts → |
“Vikstar is one of the biggest contact centers of Brazil.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Sercomsercom.com.brHQ: Taboão Da Serra, BrazilReported employees: 5,001-10,000 | Taboão Da Serra, Brazil | 5,001-10,000 | Exact match | 4,283 contacts → |
“Founded in 1993, since the beginning Sercom has stood out in the Contact Center Services.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  TMKTtmkt.com.brHQ: Poa, BrazilReported employees: 5,001-10,000 | Poa, Brazil | 5,001-10,000 | Exact match | 3,730 contacts → |
“A TMKT é uma empresa de Contact Center que foi fundada em 1991 e se tornou uma referência no mercado de Customer Experience (CX).” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Quantrics Enterprises INCquantrics.comHQ: Taytay, PhilippinesReported employees: 5,001-10,000 | Taytay, Philippines | 5,001-10,000 | Exact match | 3,611 contacts → |
“In the Philippines, Quantrics by NQX is redefining customer experience by bringing together the expertise of a global leader and the passion of world-class Filipino talent.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Telvistatelvista.comHQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 3,517 contacts → |
“Email: info@Telvista.com Telvista is a premier provider of contact solutions that drive customer loyalty and create competitive advantage for our clients.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Contax S.Acontax.com.brHQ: Sao Paulo, BrazilReported employees: 10001+ | Sao Paulo, Brazil | 10001+ | Exact match | 3,349 contacts → |
“Com uma vontade contagiante de fazer a diferença, a Contax é a única empresa do setor presente em toda a jornada de relacionamento do consumidor, com olhar humano e abordagem…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Covisiancovisian.comHQ: Milan, ItalyReported employees: 10001+ | Milan, Italy | 10001+ | Exact match | 3,282 contacts → |
“is a tech company specialized in providing, and for & customer care.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Diversifiedonediversified.comHQ: Plano, United StatesReported employees: 1,001-5,000 | Plano, United States | 1,001-5,000 | Exact match | 2,744 contacts → |
“At Diversified, we leverage the best in technology and ongoing advisory services to transform businesses.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Vemsertahtotahto.com.brHQ: Goiania, BrazilReported employees: 5,001-10,000 | Goiania, Brazil | 5,001-10,000 | Exact match | 2,389 contacts → |
“Somos a Tahto, uma empresa referência em soluções de CX e BPO.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Support Services Groupsupportservicesgroup.coHQ: Waco, United StatesReported employees: 5,001-10,000 | Waco, United States | 5,001-10,000 | Exact match | 2,055 contacts → |
“Support Services Group (SSG) helps businesses accelerate growth and earn customers for life through high-touch, outsourced engagement center services.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Infocision Management Corporationinfocision.comHQ: Akron, OH, United StatesReported employees: 1,001-5,000 | Akron, OH, United States | 1,001-5,000 | Exact match | 1,947 contacts → |
“InfoCision is an award-winning contact center partner trusted by leading brands for over 40 years.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Dialamericaaucera.comHQ: Mahwah, NJ, United StatesReported employees: 1,001-5,000 | Mahwah, NJ, United States | 1,001-5,000 | Exact match | 1,628 contacts → |
“DialAmerica is now Aucera.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  RDI Corporationrdicorp.comHQ: Cincinnati, OH, United StatesReported employees: 1,001-5,000 | Cincinnati, OH, United States | 1,001-5,000 | Exact match | 1,615 contacts → |
“At RDI, we believe in winning smart by providing customized, strategic solutions to our clients.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Senture, LLCsenture.comHQ: London, United KingdomReported employees: 1,001-5,000 | London, United Kingdom | 1,001-5,000 | Exact match | 1,595 contacts → |
“Senture provides comprehensive contact center service support nationally.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Outworx Contact Centreoutworx.co.zaHQ: Durban, South AfricaReported employees: 1,001-5,000 | Durban, South Africa | 1,001-5,000 | Exact match | 1,590 contacts → |
“One voice – let us be your voice.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Grupo Unísonointelcia.esHQ: Madrid, SpainReported employees: Not recorded | Madrid, Spain | Not recorded | Exact match | 1,518 contacts → |
“At Unisono, for more than 20 years we have been working side by side with our customers across the globe to meet their demands as well as our own.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Sollo Brasil Contact Centersollobrasil.com.brHQ: Vitória, BrazilReported employees: 1,001-5,000 | Vitória, Brazil | 1,001-5,000 | Exact match | 1,375 contacts → |
“Fundada em pelo atual presidente Amós Alves de Souza, a Sollo Brasil Contact Center é uma empresa de relacionamento que atua nacionalmente, desenvolvendo, implementando e operando…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  American Call Centeracc.com.ecHQ: Guayaquil, EcuadorReported employees: 1,001-5,000 | Guayaquil, Ecuador | 1,001-5,000 | Exact match | 1,370 contacts → |
“We deliver tailored Contact Center and Back Office solutions to our strategic partners, leveraging advanced technology and high quality standards to elevate customer experiences…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Parla Contact Centerabaigroup.comHQ: Barueri, BrazilReported employees: 1,001-5,000 | Barueri, Brazil | 1,001-5,000 | Exact match | 1,356 contacts → |
“A Parla!” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Logos Serviçoslogos-ma.com.brHQ: São Luís, BrazilReported employees: 1,001-5,000 | São Luís, Brazil | 1,001-5,000 | Exact match | 1,328 contacts → |
“Em 19 anos de mercado, a Logos tem ampla experiência nas áreas de Atendimento Presencial e Teleatendimento.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Servion Global Solutionsservion.comHQ: Princeton, NJ, United StatesReported employees: 1,001-5,000 | Princeton, NJ, United States | 1,001-5,000 | Exact match | 1,231 contacts → |
“Servion is a CX Consulting and global systems integrator (SI) headquartered in the United States, with over three decades in customer experience (CX) transformation.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,508 company matches
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Call center technology consultants: dataset insights
November 5, 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
5,488 records in the displayed employee bands.
20 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 5,508 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 5, 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 ↗
Call center technology consultants by location
31 lists · largest firstEvery Call center technology consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Call center technology consultants based in the United States1,057
- Call center technology consultants based in India322
- Call center technology consultants based in Brazil312
- Call center technology consultants based in the United Kingdom226
- Call center technology consultants based in Canada142
- Call center technology consultants based in Germany141
- Call center technology consultants based in Italy124
- Call center technology consultants based in Spain124
- Call center technology consultants based in Mexico112
- Call center technology consultants based in France103
- Call center technology consultants based in the Philippines98
- Call center technology consultants based in the Netherlands95
- Call center technology consultants based in Türkiye90
- Call center technology consultants based in Australia73
- Call center technology consultants based in Colombia68
- Call center technology consultants based in South Africa68
- Call center technology consultants based in Argentina66
- Call center technology consultants based in Egypt53
- Call center technology consultants based in Poland53
- Call center technology consultants based in Chile43
- Call center technology consultants based in Israel39
- Call center technology consultants based in the United Arab Emirates35
- Call center technology consultants based in Belgium25
- Call center technology consultants based in Sweden25
Cities
- Call center technology consultants based in Sao Paulo, Brazil112
- Call center technology consultants based in London, United Kingdom56
- Call center technology consultants based in Madrid, Spain37
- Call center technology consultants based in Istanbul, Türkiye34
- Call center technology consultants based in Buenos Aires, Argentina32
- Call center technology consultants based in Atlanta, United States30
- Call center technology consultants based in Paris, France25
Questions about this company list
What does Exact match mean for call center technology consultants?
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 call center technology consultants did RevenueBase find worldwide?
The saved snapshot records 5,508 matching company records, 226,891 tracked contacts and 28,094 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 5, 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
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Cite this list
RevenueBase Data Team. Top 25 call center technology consultants worldwide. Snapshot: November 5, 2026. https://revenuebase.ai/companies/browse/call-center-technology-consultants.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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Company intelligence · public preview
Top 25 call center technology consultants worldwide
RevenueBase records 5,508 matching company records for call center technology consultants worldwide, with 226,891 tracked contacts and 28,094 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 5, 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 call center technology consultants worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Turkcell Global Bilgiglobalbilgi.com.tr HQ: Beyoglu, TürkiyeReported employees: 10001+ | Beyoglu, Türkiye | 10001+ | Exact match | 6,889 contacts → |
“Bir Turkcell grup şirketi olarak yılında kurulduğumuzda amacımız hep eşsiz bir müşteri deneyimi yaşatmaktı.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Afni, INCafni.com HQ: Bloomington, United StatesReported employees: 10001+ | Bloomington, United States | 10001+ | Exact match | 6,716 contacts → |
“When people reach for their phones, use laptops, or grab their tablets, Afni's contact center teams are there to provide prompt and friendly help.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Callinkcallink.com.br HQ: Uberlândia, BrazilReported employees: 5,001-10,000 | Uberlândia, Brazil | 5,001-10,000 | Exact match | 4,874 contacts → |
“Mais que call center: soluções que transformam o seu negócio e a jornada dos clientes!” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Continuum Global Solutionscontinuumgbl.com HQ: Dallas, TX, United StatesReported employees: 5,001-10,000 | Dallas, TX, United States | 5,001-10,000 | Exact match | 4,798 contacts → |
“With a fresh name and decades of contact center expertise, we’re dedicated to collaborative partnerships, understanding your unique needs, and tailoring solutions for an enhanced…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Vikstar Contact Centervikstar.com.br HQ: Sao Paulo, BrazilReported employees: 10001+ | Sao Paulo, Brazil | 10001+ | Exact match | 4,363 contacts → |
“Vikstar is one of the biggest contact centers of Brazil.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Sercomsercom.com.br HQ: Taboão Da Serra, BrazilReported employees: 5,001-10,000 | Taboão Da Serra, Brazil | 5,001-10,000 | Exact match | 4,283 contacts → |
“Founded in 1993, since the beginning Sercom has stood out in the Contact Center Services.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | TMKTtmkt.com.br HQ: Poa, BrazilReported employees: 5,001-10,000 | Poa, Brazil | 5,001-10,000 | Exact match | 3,730 contacts → |
“A TMKT é uma empresa de Contact Center que foi fundada em 1991 e se tornou uma referência no mercado de Customer Experience (CX).” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Quantrics Enterprises INCquantrics.com HQ: Taytay, PhilippinesReported employees: 5,001-10,000 | Taytay, Philippines | 5,001-10,000 | Exact match | 3,611 contacts → |
“In the Philippines, Quantrics by NQX is redefining customer experience by bringing together the expertise of a global leader and the passion of world-class Filipino talent.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Telvistatelvista.com HQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 3,517 contacts → |
“Email: info@Telvista.com Telvista is a premier provider of contact solutions that drive customer loyalty and create competitive advantage for our clients.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Contax S.Acontax.com.br HQ: Sao Paulo, BrazilReported employees: 10001+ | Sao Paulo, Brazil | 10001+ | Exact match | 3,349 contacts → |
“Com uma vontade contagiante de fazer a diferença, a Contax é a única empresa do setor presente em toda a jornada de relacionamento do consumidor, com olhar humano e abordagem…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Covisiancovisian.com HQ: Milan, ItalyReported employees: 10001+ | Milan, Italy | 10001+ | Exact match | 3,282 contacts → |
“is a tech company specialized in providing, and for & customer care.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Diversifiedonediversified.com HQ: Plano, United StatesReported employees: 1,001-5,000 | Plano, United States | 1,001-5,000 | Exact match | 2,744 contacts → |
“At Diversified, we leverage the best in technology and ongoing advisory services to transform businesses.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Vemsertahtotahto.com.br HQ: Goiania, BrazilReported employees: 5,001-10,000 | Goiania, Brazil | 5,001-10,000 | Exact match | 2,389 contacts → |
“Somos a Tahto, uma empresa referência em soluções de CX e BPO.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Support Services Groupsupportservicesgroup.co HQ: Waco, United StatesReported employees: 5,001-10,000 | Waco, United States | 5,001-10,000 | Exact match | 2,055 contacts → |
“Support Services Group (SSG) helps businesses accelerate growth and earn customers for life through high-touch, outsourced engagement center services.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Infocision Management Corporationinfocision.com HQ: Akron, OH, United StatesReported employees: 1,001-5,000 | Akron, OH, United States | 1,001-5,000 | Exact match | 1,947 contacts → |
“InfoCision is an award-winning contact center partner trusted by leading brands for over 40 years.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Dialamericaaucera.com HQ: Mahwah, NJ, United StatesReported employees: 1,001-5,000 | Mahwah, NJ, United States | 1,001-5,000 | Exact match | 1,628 contacts → |
“DialAmerica is now Aucera.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | RDI Corporationrdicorp.com HQ: Cincinnati, OH, United StatesReported employees: 1,001-5,000 | Cincinnati, OH, United States | 1,001-5,000 | Exact match | 1,615 contacts → |
“At RDI, we believe in winning smart by providing customized, strategic solutions to our clients.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Senture, LLCsenture.com HQ: London, United KingdomReported employees: 1,001-5,000 | London, United Kingdom | 1,001-5,000 | Exact match | 1,595 contacts → |
“Senture provides comprehensive contact center service support nationally.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Outworx Contact Centreoutworx.co.za HQ: Durban, South AfricaReported employees: 1,001-5,000 | Durban, South Africa | 1,001-5,000 | Exact match | 1,590 contacts → |
“One voice – let us be your voice.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Grupo Unísonointelcia.es HQ: Madrid, SpainReported employees: Not recorded | Madrid, Spain | Not recorded | Exact match | 1,518 contacts → |
“At Unisono, for more than 20 years we have been working side by side with our customers across the globe to meet their demands as well as our own.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Sollo Brasil Contact Centersollobrasil.com.br HQ: Vitória, BrazilReported employees: 1,001-5,000 | Vitória, Brazil | 1,001-5,000 | Exact match | 1,375 contacts → |
“Fundada em pelo atual presidente Amós Alves de Souza, a Sollo Brasil Contact Center é uma empresa de relacionamento que atua nacionalmente, desenvolvendo, implementando e operando…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | American Call Centeracc.com.ec HQ: Guayaquil, EcuadorReported employees: 1,001-5,000 | Guayaquil, Ecuador | 1,001-5,000 | Exact match | 1,370 contacts → |
“We deliver tailored Contact Center and Back Office solutions to our strategic partners, leveraging advanced technology and high quality standards to elevate customer experiences…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Parla Contact Centerabaigroup.com HQ: Barueri, BrazilReported employees: 1,001-5,000 | Barueri, Brazil | 1,001-5,000 | Exact match | 1,356 contacts → |
“A Parla!” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Logos Serviçoslogos-ma.com.br HQ: São Luís, BrazilReported employees: 1,001-5,000 | São Luís, Brazil | 1,001-5,000 | Exact match | 1,328 contacts → |
“Em 19 anos de mercado, a Logos tem ampla experiência nas áreas de Atendimento Presencial e Teleatendimento.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Servion Global Solutionsservion.com HQ: Princeton, NJ, United StatesReported employees: 1,001-5,000 | Princeton, NJ, United States | 1,001-5,000 | Exact match | 1,231 contacts → |
“Servion is a CX Consulting and global systems integrator (SI) headquartered in the United States, with over three decades in customer experience (CX) transformation.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,508 company matches
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Call center technology consultants: dataset insights
November 5, 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
5,488 records in the displayed employee bands.
20 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 5,508 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 5, 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 ↗
Call center technology consultants by location
31 lists · largest firstEvery Call center technology consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Call center technology consultants based in the United States1,057
- Call center technology consultants based in India322
- Call center technology consultants based in Brazil312
- Call center technology consultants based in the United Kingdom226
- Call center technology consultants based in Canada142
- Call center technology consultants based in Germany141
- Call center technology consultants based in Italy124
- Call center technology consultants based in Spain124
- Call center technology consultants based in Mexico112
- Call center technology consultants based in France103
- Call center technology consultants based in the Philippines98
- Call center technology consultants based in the Netherlands95
- Call center technology consultants based in Türkiye90
- Call center technology consultants based in Australia73
- Call center technology consultants based in Colombia68
- Call center technology consultants based in South Africa68
- Call center technology consultants based in Argentina66
- Call center technology consultants based in Egypt53
- Call center technology consultants based in Poland53
- Call center technology consultants based in Chile43
- Call center technology consultants based in Israel39
- Call center technology consultants based in the United Arab Emirates35
- Call center technology consultants based in Belgium25
- Call center technology consultants based in Sweden25
Cities
- Call center technology consultants based in Sao Paulo, Brazil112
- Call center technology consultants based in London, United Kingdom56
- Call center technology consultants based in Madrid, Spain37
- Call center technology consultants based in Istanbul, Türkiye34
- Call center technology consultants based in Buenos Aires, Argentina32
- Call center technology consultants based in Atlanta, United States30
- Call center technology consultants based in Paris, France25
Questions about this company list
What does Exact match mean for call center technology consultants?
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 call center technology consultants did RevenueBase find worldwide?
The saved snapshot records 5,508 matching company records, 226,891 tracked contacts and 28,094 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 5, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 call center technology consultants worldwide. Snapshot: November 5, 2026. https://revenuebase.ai/companies/browse/call-center-technology-consultants.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗