Company lists · Data verified August 2026

Top 25 Data engineering consulting firms based in Switzerland

Name: Data engineering consulting firms based in Switzerland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 87 companies tracked

There are 87 data engineering consulting firms headquartered in Switzerland (RevenueBase, August 2026). RevenueBase tracks 1,423 professional contacts across them, including 751 with verified work emails and 60 with mobile numbers. Zurich is the largest hub.

This list covers data engineering consulting firms 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.

87Companies

1,423Contacts tracked

751Verified emails

60Mobile numbers

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The 25 largest data engineering consulting firms based in Switzerland

Ranked by team size

Top 25 of 87 data engineering consulting firms 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	Bi4all	Baar	201-500	334	259
2	Datatonic	Geneve	201-500	288	142
3	Redslim	Zug	51-200	121	82
4	MDW	Geneve	51-200	64	14
5	Feld M	Zurich	51-200	52	37
6	It-Logix AG	Zurich	11-50	39	29
7	Synotis	Lausanne	11-50	39	26
8	Astrafy	n/a	11-50	29	12
9	Sigmalis	Geneve	11-50	26	20
10	Novalytica AG	Bern	11-50	23	15
11	Lumitec Technologies	Zurich	1-10	16	11
12	SPOUD	Bern	11-50	15	9
13	Dats'up	Le Grand-Saconnex	11-50	14	1
14	Argusa	Lausanne	11-50	12	8
15	Swiss Statistical Design And Innovation Swiss-Sdi	Fribourg	1-10	11	6
16	Oakland Group	Geneva	51-200	11	4
17	Substring	Worblaufen	11-50	10	8
18	Banian	Basel	1-10	9	4
19	Axzoom	Baar	11-50	8	5
20	Data Purpose AG	Zurich	1-10	8	5
21	Machine Learning Architects Basel Mlab	Basel	1-10	8	4
22	4data.ch	Zurich	1-10	7	5
23	Scigility	n/a	11-50	6	5
24	E.C.R.In.S. SA	Sierre	1-10	6	3
25	Devswiss Gmbh	Cham	11-50	5	4

Showing 25 of 87 data engineering consulting firms based in Switzerland

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Data engineering consulting firms based in Switzerland at a glance

As of Aug 28, 2026

1-10Median size (employees)

ZurichLargest hub · 20 HQs

60Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Data engineering consulting firms by metro

Metro	Companies
Data engineering consulting firms in Zurich	20
Data engineering consulting firms in Lausanne	5
Data engineering consulting firms in Geneve	4
Data engineering consulting firms in Basel	4
Data engineering consulting firms in Zug	3
Data engineering consulting firms in Fribourg	3
Data engineering consulting firms in Baar	3

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 “data engineering consulting firms”, 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 data engineering consulting firms are there based in Switzerland?

There are 87 data engineering consulting firms headquartered in Switzerland as of August 2026 (RevenueBase).

What is the largest company on this list?

Bi4all, headquartered in Baar, tops this list with the largest team on record.

Which city has the most data engineering consulting firms?

Zurich leads with 20 headquartered companies, followed by Lausanne (5) and Geneve (4).

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 751 verified decision-maker contacts tracked across these 87 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.