Company lists · Data verified August 2026

Top 25 IT consulting companies based in Switzerland

Name: IT consulting companies based in Switzerland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 1,331 companies tracked

As of August 2026, this directory lists 1,331 IT consulting companies based in Switzerland, with 30,553 contacts and 10,790 email addresses. Zurich is the single most-represented city among the companies on the list. Use the directory to identify potential vendors, partners, and sales prospects.

IT consulting companies advise organizations on technology strategy, systems, software, infrastructure, cybersecurity, cloud services, and related IT implementation needs. This list covers companies that provide professional IT consulting services, including technology advisory, systems planning, implementation support, and related services. Ranked by team size, largest first. Data current as of August 28, 2026.

1,331Companies

30,553Contacts tracked

10,790Verified emails

1,936Mobile numbers

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The 25 largest IT consulting companies based in Switzerland

Ranked by team size

Top 25 of 1,331 IT consulting companies 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	Billennium	Rotkreuz	1,001-5,000	1,288	881
2	Eraneos	Lausanne	1,001-5,000	690	387
3	API SA	Lausanne	n/a	667	38
4	Adesso Schweiz AG	St. Gallen	501-1,000	433	269
5	Aveniq	Baden	201-500	433	220
6	Solvia Digital Solutions	Zurich	201-500	394	203
7	Orbis SE	Baar	501-1,000	368	245
8	ITS Group S.A	Carouge	1,001-5,000	345	136
9	Isolutions AG	Basel	201-500	303	157
10	Axians In Switzerland	Schlieren	501-1,000	286	23
11	IPT Innovation Process Technology	Zurich	201-500	226	149
12	Yucca Scalian Group Yucca IT Solutions	Vevey	201-500	219	74
13	Amaris Consulting	Geneva	5,001-10,000	213	55
14	Netcloud ICT Professionals	Basel	201-500	197	154
15	Bithawk AG	Winterthur	51-200	170	113
16	OWT	Zurich	201-500	165	78
17	DINA	Morges	201-500	154	82
18	Foryouandyourcustomers	Zurich	201-500	153	2
19	Document IT LLC	Reinach	201-500	139	1
20	Itris ONE AG	Lamone	51-200	122	79
21	MID Gmbh	Bern	51-200	118	91
22	DBI Services	Delemont	51-200	102	56
23	Tebicom SA	Petit-Lancy	51-200	92	55
24	Ritzenhoefer & Company	Zurich	51-200	85	51
25	Abylle Solutions Private Limited	Olten	51-200	85	23

Showing 25 of 1,331 IT consulting companies based in Switzerland

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IT consulting companies based in Switzerland at a glance

As of Aug 28, 2026

1-10Median size (employees)

ZurichLargest hub · 134 HQs

1,936Contacts with mobile numbers

106Emails re-verified in last 30 days

Companies by employee count

1-10

881

11-50

307

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

IT consulting companies by metro

Metro	Companies
IT consulting companies in Zurich	134
IT consulting companies in Bern	44
IT consulting companies in Basel	42
IT consulting companies in Zug	41
IT consulting companies in Geneve	37
IT consulting companies in Lausanne	29
IT consulting companies in Geneva	28

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 “IT consulting companies”, 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; 106 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 IT consulting companies are in the directory?

The directory contains 1,331 IT consulting companies based in Switzerland as of August 2026.

How can I find contacts at IT consulting companies?

You can use this directory to review 30,553 contacts and 10,790 email addresses associated with IT consulting companies based in Switzerland.

Which city has the most IT consulting companies on the list?

Zurich is the single most-represented city among the IT consulting companies on the list.

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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.