Company lists · Data refreshed September 2026

Top 25 Outsourced customer services based in Spain

RevenueBase identified 136 company matches for outsourced customer services associated with Spain as of September 2026 and tracks 32,699 professional contacts across them, including 3,000 with verified work emails. Barcelona is the largest hub.

This list covers company matches for outsourced customer services associated with Spain, 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 21, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 21, 2026 How this list was built
136Companies
32,699Contacts tracked
3,000Verified emails
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The 25 largest outsourced customer services based in Spain

Ranked by team size
Top 25 of 136 company matches for outsourced customer services based in Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMadrid, SpainHQ recorded Sep 21, 202610001+23,763 contacts →

Exact match

“Konecta is a leading innovative global service provider in customer management business process outsourcing, with passionate employees working in 40 languages across 4 continents…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchMadrid, SpainHQ recorded Sep 21, 202610001+3,716 contacts →

Exact match

“is a tech company specialized in providing, and for.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchPozuelo De Alarcón, SpainHQ recorded Sep 21, 20261,001-5,0001,007 contacts →

Exact match

“Specialized services in order to provide to other companies outsourcing for activities, improving its performance and cost.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchMadrid, SpainHQ recorded Sep 21, 202610001+612 contacts →

Exact match

“Somos Arvato, diseñamos, ofrecemos y marcamos la diferencia en el servicio de atención al cliente que prestamos en nombre de algunas de las marcas más respetadas del mundo.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchMadrid, SpainHQ recorded Sep 21, 202610001+512 contacts →

Exact match

“Atento es la mayor empresa de servicios de gestión de relaciones con clientes y externalización de procesos de negocio (CRM/BPO) en Latinoamérica y uno de los cinco mayores…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchBarcelona, SpainHQ recorded Sep 21, 20265,001-10,000305 contacts →

Exact match

“The SELLBYTEL Group is one of the worldwide leading outsourcing specialists and part of Webhelp.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchZaragoza, SpainHQ recorded Sep 21, 2026501-1,000111 contacts →

Exact match

“Empresa dedicada al outsourcing de servicios de alta calidad.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchLogroño, SpainHQ recorded Sep 21, 202651-20082 contacts →

Exact match

“En North Market ayudamos a empresas a crecer en ventas mediante outsourcing comercial: diseñamos, seleccionamos, formamos y gestionamos equipos de venta a medida para alcanzar…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchPalma De Mallorca, SpainHQ recorded Sep 21, 202651-20075 contacts →

Exact match

“Nordic Operation Center is a business process outsourcer (BPO), specialising in customer experience, sales and marketing services via all communication channels including voice…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchMadrid, SpainHQ recorded Sep 21, 2026501-1,00074 contacts →

Exact match

“Cosmos es un Call Center ofrece a sus clientes un servicio omnicanal de última tecnología desde sus centros en España, Rumanía, Paraguay y Marruecos.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchAbaltzisketa, SpainHQ recorded Sep 21, 202651-20051 contacts →

Exact match

“Con más de dos décadas impulsando la excelencia en la atención al cliente, Logikaline es hoy un referente en consultoría y externalización de servicios de Contact Center para…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchGijón, SpainHQ recorded Sep 21, 202651-20042 contacts →

Exact match

“Nos dedicamos a la externalización de procesos de negocio y estamos especializados en los relacionados con la atención y gestión del cliente.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchPalma De Mallorca, SpainHQ recorded Sep 21, 202611-5040 contacts →

Exact match

“CONSTRUIMOS CLIENTES Proporcionamos soluciones de externalización a medida para empresas que necesitan agilidad, flexibilidad y resultados.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchMálaga, SpainHQ recorded Sep 21, 2026501-1,00039 contacts →

Exact match

“Proporcionamos soluciones a la creciente necesidad de empresas que buscan mejorar sus relaciones con sus clientes a través de un servicio avanzado, profesionalizado y multicanal…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchBarcelona, SpainHQ recorded Sep 21, 2026201-50034 contacts →

Exact match

“At our contact center company, we pride ourselves on providing top-notch customer service that goes above and beyond what our competitors offer.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchBarcelona, SpainHQ recorded Sep 21, 202651-20031 contacts →

Exact match

“BJS Legal Services - Collections & BPO, permite a sus clientes centrarse en su Core Business.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchBarcelona, SpainHQ recorded Sep 21, 202651-20026 contacts →

Exact match

“Somos el CONTACT CENTER para los MOMENTOS DE LA VERDAD < 15 años ofreciendo un servicio de atención al cliente de alto valor añadido.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchBarcelona, SpainHQ recorded Sep 21, 202651-20025 contacts →

Exact match

“Call Center Barcelona is made up of a team of dedicated professionals offering a unique outsourcing service.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchBarcelona, SpainHQ recorded Sep 21, 202611-5025 contacts →

Exact match

“Servicios de Outsourcing Comercial y Marketing Online para aquellas empresas que buscan un crecimiento de ingresos previsible, sostenible y rentable.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchGranada, SpainHQ recorded Sep 21, 202611-5023 contacts →

Exact match

“En TM System Contact Center desarrollamos campañas para tu empresa de Televentas, Telemarketing y Atención al Cliente.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchBarcelona, SpainHQ recorded Sep 21, 202651-20023 contacts →

Exact match

“Contact Center strategic & management consulting.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchCollado Villalba, SpainHQ recorded Sep 21, 202651-20022 contacts →

Exact match

“En Happytel ofrecemos soluciones personalizadas de servicios Outsourcing Comercial adaptado a sus necesidades dando un servicio integral de calidad asegurando una alta calidad de…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchBarcelona, SpainHQ recorded Sep 21, 202651-20022 contacts →

Exact match

“En Grupo Dtel, estamos dedicados a facilitar servicios de Contact Center, especializándonos en ventas y fidelización al cliente.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchSeville, SpainHQ recorded Sep 21, 202611-5021 contacts →

Exact match

“Agencia de publicidad y Marketing.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchBarcelona, SpainHQ recorded Sep 21, 202611-5016 contacts →

Exact match

“CAPERVA offers a modern concept of outsourced front-sales force to best international process equipment and components manufacturers within Spain and Portugal, providing added…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 136 outsourced customer services based in Spain

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Outsourced customer services based in Spain at a glance

As of Sep 21, 2026
9.2%Verified-email coverage
240.4Average contacts per company
11-50Median size (employees)
24.3%Largest-city concentration · Barcelona
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
31
11-50
48
51-200
29
201-500
6
501-1,000
8
1,001-5,000
7
5,001-10,000
2
10001+
4

Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 136 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 Spain whose business descriptions match “outsourced customer 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 3,000 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 21, 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 “outsourced customer services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourced customer services are there based in Spain?

RevenueBase identified 136 company matches for outsourced customer services associated with Spain 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?

Konecta tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most outsourced customer services?

Barcelona leads with 33 company records, followed by Madrid (30) and Palma De Mallorca (4).

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 3,000 professional contacts with verified work emails tracked across these 136 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 21, 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.