Company lists · Data refreshed September 2026

Top 22 Contract call centers based in Sweden

RevenueBase identified 37 contract call centers headquartered in Sweden as of September 2026 and tracks 1,528 professional contacts across them, including 456 with verified work emails. Stockholm is the largest hub.

This list covers contract call centers headquartered in Sweden, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review
37Companies
1,528Contacts tracked
456Verified emails
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The 22 largest contract call centers based in Sweden

Ranked by team size
Top 22 of 37 contract call centers based in Sweden, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to contract call centers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceSolna, SwedenHQ checked Sep 27, 20261,001-5,000578 contacts →

Indirect evidence

“Releasy är en av de ledande leverantörerna av outsourcad kundservice i Norden.”

Source: RevenueBase Database · checked Sep 27, 2026
2Partial evidenceMalmö, SwedenHQ checked Sep 27, 2026201-500129 contacts →

Partial evidence

“ONE Contact is one of the fastest growing Customer & Contact Service Center companies in Scandinavia, developing customer communication for leading companies and organizations.”

Source: RevenueBase Database · checked Sep 27, 2026
3Indirect evidenceFrösön, SwedenHQ checked Sep 27, 2026501-1,00096 contacts →

Indirect evidence

“We know finding the optimal cost for the ideal availability and CX is the key challenges for customer service and support operations.”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceLund, SwedenHQ checked Sep 27, 202651-20094 contacts →

Indirect evidence

“Online Fulfillment Sverige AB strengthens organisations through professional, competent and genuinely human customer dialogue.”

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceStockholm, SwedenHQ checked Sep 27, 2026501-1,00091 contacts →

Indirect evidence

“Dynava är en ledande nordisk outsourcingpartner med en bred tjänsteportfölj inom kundservice.”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidenceBromma, SwedenHQ checked Sep 27, 202651-20074 contacts →

Indirect evidence

“Genom kvalitet, innovation och yrkesstolthet ska vi leda och utveckla plattformen för svensk försäljning.”

Source: RevenueBase Database · checked Sep 27, 2026
7Partial evidenceRonneby, SwedenHQ checked Sep 27, 202651-20051 contacts →

Partial evidence

“Call4U Solution Center AB är ett ledande contactcenter på den svenska marknaden sedan 2005.”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceLinköping, SwedenHQ checked Sep 27, 202651-20036 contacts →

Indirect evidence

“Customer service is the key to sucess.”

Source: RevenueBase Database · checked Sep 27, 2026
9Partial evidenceStockholm, SwedenHQ checked Sep 27, 202651-20035 contacts →

Partial evidence

“As a Swedish-American communication company, we recognise the importance of phone communication for businesses and strive to deliver the most reliable cloud-based contact center…”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidencePiteå, SwedenHQ checked Sep 27, 202651-20032 contacts →

Indirect evidence

“YouCall Sverige AB är ett kontaktcenter som främst erbjuder telefonbaserade tjänster till kunder i hela Sverige och uppdragen spänner över olika typer av svarstjänster till…”

Source: RevenueBase Database · checked Sep 27, 2026
11Indirect evidenceKristinehamn, SwedenHQ checked Sep 27, 202611-5029 contacts →

Indirect evidence

“Pec Sweden AB is a telecommunications company based out of Doktor Enwalls Väg 19, Kristinehamn, Värmland, Sweden.”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceHelsingborg, SwedenHQ checked Sep 27, 202651-20026 contacts →

Indirect evidence

“K2C är en del av Responda Group och hjälper dig att stärka din relation med dina kunder genom ett professionellt bemötande.”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceStockholm, SwedenHQ checked Sep 27, 202651-20025 contacts →

Indirect evidence

“For 26 years, we have been building infrastructure for businesses that handle conversations at scale.”

Source: RevenueBase Database · checked Sep 27, 2026
14Indirect evidenceVisby, SwedenHQ checked Sep 27, 202611-5024 contacts →

Indirect evidence

“Uniguide erbjuder tjänster inom kommunikation,service och administration.”

Source: RevenueBase Database · checked Sep 27, 2026
15Indirect evidenceStockholm, SwedenHQ checked Sep 27, 202611-5011 contacts →

Indirect evidence

“Vår verksamhet är sprungen ur en övertygelse att det finns utrymme för en seriös aktör med bred kompetens inom området för outsourcad försäljning, kundsupport och bemanning.”

Source: RevenueBase Database · checked Sep 27, 2026
16Partial evidenceDanderyd, SwedenHQ checked Sep 27, 202651-20011 contacts →

Partial evidence

“We provide solutions in outsourcing of customer service, technical support, switchboard solutions and telephone sales, both incoming and outgoing calls.”

Source: RevenueBase Database · checked Sep 27, 2026
17Indirect evidenceKalmar, SwedenHQ checked Sep 27, 202611-5010 contacts →

Indirect evidence

“Vi på AnswerOnline hjälper dig att personligen svara och bemöta dina samtal.”

Source: RevenueBase Database · checked Sep 27, 2026
18Partial evidenceÖstersund, SwedenHQ checked Sep 27, 202651-20010 contacts →

Partial evidence

“LeadDesk acquired Loxysoft, a leading provider of systems for Contact Center, Telemarketing and Workforce Management.”

Source: RevenueBase Database · checked Sep 27, 2026
19Indirect evidenceGothenburg, SwedenHQ checked Sep 27, 202611-507 contacts →

Indirect evidence

“We care about how support is done, because done well or done badly, people tell others.”

Source: RevenueBase Database · checked Sep 27, 2026
20Indirect evidenceStockholm, SwedenHQ checked Sep 27, 202611-504 contacts →

Indirect evidence

“Callcenterverksamhet”

Source: RevenueBase Database · checked Sep 27, 2026
21Indirect evidenceKarlstad, SwedenHQ checked Sep 27, 20261-104 contacts →

Indirect evidence

“I mer än 30 år har vi arbetat med outsourcad kundservice, svarstjänst, växel på distans och kundtjänst.”

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceStockholm, SwedenHQ checked Sep 27, 20261-101 contacts →

Indirect evidence

“Ett komplett kontaktcenter i molnet”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 22 of 37 contract call centers based in Sweden

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Contract call centers based in Sweden at a glance

As of Sep 27, 2026
29.8%Verified-email coverage
41.3Average contacts per company
11-50Median size (employees)
35.1%Largest-city concentration · Stockholm
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
9
11-50
12
51-200
11
201-500
2
501-1,000
2
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Sweden, so it is reported there. Company counts and contact totals on this page are exact for Sweden, over 37 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among contract call centers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Sweden whose own description of what they do matches “contract call centers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names contract call centers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among contract call centers, and records with no verified work email. Companies headquartered outside Sweden are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 456 across the full list. 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 27, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names contract call centers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many contract call centers are there based in Sweden?

RevenueBase identified 37 contract call centers headquartered in Sweden as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Releasy Customer Management, headquartered in Sweden, tops this list with the largest team on record.

Which city has the most contract call centers?

Stockholm leads with 13 headquartered companies, followed by Karlstad (2) and Kristinehamn (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 456 verified decision-maker contacts tracked across these 37 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 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 Smart Search, 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.