Company lists · Data verified August 2026

Top 22 Contact centers based in Switzerland

Name: Contact centers based in Switzerland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 35 companies tracked

There are 35 contact centers headquartered in Switzerland (RevenueBase, August 2026). RevenueBase tracks 1,187 professional contacts across them, including 333 with verified work emails and 29 with mobile numbers. Basel is the largest hub.

This list covers contact centers headquartered in Switzerland, 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.

35Companies

1,187Contacts tracked

333Verified emails

29Mobile numbers

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The 22 largest contact centers based in Switzerland

Ranked by team size

Top 22 of 35 contact centers based in Switzerland, 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	Expertflow	Bern	51-200	201	72
2	Callpoint AG	Freiburg	501-1,000	150	48
3	Bucher Suter	Worblaufen	51-200	133	91
4	Terranova	Granichen	n/a	111	1
5	Dialogworld AG	Gallen	201-500	87	28
6	Digicall	Denges	11-50	86	7
7	Telag AG	Zurich	201-500	50	10
8	Serviceocean AG	Sankt Gallen	51-200	46	28
9	Forcontact Europe SA	Chiasso	201-500	45	5
10	Teleactis Telepro SA	Petit Lancy	11-50	28	7
11	Callexpert AG	Dietlikon	51-200	27	1
12	Sympatel Telemarketing AG	St. Gallen	11-50	22	1
13	Profi Contact Sarl	Bern	11-50	21	5
14	Profi Office Gmbh	Wohlen Ag	51-200	18	6
15	AP Dialog AG	Baden-Dattwil	51-200	14	3
16	Customer Interaction Solutions AG	Glattfelden	11-50	12	11
17	Telemarketing Plus AG	Emmenbrucke	1-10	5	1
18	Loway SA	Stabio	11-50	4	2
19	Experience Factory Gmbh	Basel	1-10	4	2
20	Interprimis	Stettlen	11-50	3	2
21	Offinea AG	Baar	11-50	3	1
22	WBE AG	Dielsdorf	11-50	1	1

Showing 22 of 35 contact centers based in Switzerland

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Contact centers based in Switzerland at a glance

As of Aug 28, 2026

11-50Median size (employees)

BaselLargest hub · 3 HQs

29Contacts 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

Contact centers by metro

Metro	Companies
Contact centers in Basel	3
Contact centers in Zurich	3
Contact centers in Bern	2
Contact centers in Suisse	2
Contact centers in Baar	2
Contact centers in Olten	1
Contact centers in Marly	1
Contact centers in Tagerwilen	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 “contact centers”, with match quality audited by blind human judging, and headquartered in Switzerland.
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 contact centers are there based in Switzerland?

There are 35 contact centers headquartered in Switzerland as of August 2026 (RevenueBase).

What is the largest company on this list?

Expertflow, headquartered in Bern, tops this list with the largest team on record.

Which city has the most contact centers?

Basel leads with 3 headquartered companies, followed by Zurich (3) and Bern (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 333 verified decision-maker contacts tracked across these 35 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.