Company lists · Data verified August 2026

Top 14 Customer service outsourcing companies based in Sweden

Name: Customer service outsourcing companies based in Sweden
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 30 companies tracked

There are 30 customer service outsourcing companies headquartered in Sweden (RevenueBase, August 2026). RevenueBase tracks 1,399 professional contacts across them, including 429 with verified work emails and 20 with mobile numbers. Stockholm is the largest hub.

This list covers customer service outsourcing companies headquartered in Sweden, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

30Companies

1,399Contacts tracked

429Verified emails

20Mobile numbers

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The 14 largest customer service outsourcing companies based in Sweden

Ranked by team size

Top 14 of 30 customer service outsourcing companies based in Sweden, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Releasy Customer Management	n/a	1,001-5,000	579	205
2	ONE Contact	Malmo	201-500	128	3
3	H1 EN DEL AV Responda Group	n/a	501-1,000	96	63
4	Online Fulfillment Sverige AB	Lund	51-200	94	21
5	Dynava AB	n/a	501-1,000	89	38
6	Barona Sweden	Falun Falun	201-500	79	33
7	Nordic Operation Center S.L	Stockholm	51-200	75	10
8	Senzum AB	Linkoping	51-200	38	20
9	PEC Sweden AB	Kristinehamn	11-50	29	10
10	Uniguide	Visby	11-50	24	13
11	Bigacom Customer Management	Stockholm	11-50	12	3
12	Vallmo	Halmstad	11-50	9	3
13	Datareal AB	Arninge	11-50	7	6
14	Qtym Business Partner	Karlstad	1-10	4	1

Showing 14 of 30 customer service outsourcing companies based in Sweden

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Customer service outsourcing companies based in Sweden at a glance

As of Aug 28, 2026

11-50Median size (employees)

StockholmLargest hub · 6 HQs

20Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Customer service outsourcing companies by metro

Metro	Companies
Customer service outsourcing companies in Stockholm	6
Customer service outsourcing companies in Karlstad	2
Customer service outsourcing companies in Goteborg	2
Customer service outsourcing companies in Arninge	1
Customer service outsourcing companies in Falun Falun	1
Customer service outsourcing companies in Umea	1
Customer service outsourcing companies in Visby	1

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “customer service outsourcing companies”, with match quality audited by blind human judging, and headquartered in Sweden.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many customer service outsourcing companies are there based in Sweden?

There are 30 customer service outsourcing companies headquartered in Sweden as of August 2026 (RevenueBase).

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 customer service outsourcing companies?

Stockholm leads with 6 headquartered companies, followed by Karlstad (2) and Goteborg (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 429 verified decision-maker contacts tracked across these 30 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.