Company lists · Data verified August 2026

Top 25 Ad tech software companies based in Switzerland

Name: Ad tech software companies based in Switzerland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 49 companies tracked

There are 49 ad tech software companies headquartered in Switzerland (RevenueBase, August 2026). RevenueBase tracks 512 professional contacts across them, including 176 with verified work emails and 19 with mobile numbers. Zurich is the largest hub.

This list covers ad tech software companies 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.

49Companies

512Contacts tracked

176Verified emails

19Mobile numbers

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The 25 largest ad tech software companies based in Switzerland

Ranked by team size

Top 25 of 49 ad tech software 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	CPTR	Zurich	51-200	46	22
2	Nexoya	Zurich	11-50	31	22
3	Smartstream.Tv Gmbh	Zurich	11-50	29	25
4	Adello	Zurich	11-50	23	13
5	NANOS	Zurich	11-50	21	8
6	Codevelop Technologies	Zurich	11-50	19	7
7	GOTOM	Zurich	11-50	18	12
8	Attackera	Zurich	11-50	14	10
9	Drop8 AG	Wollerau	11-50	13	6
10	Dreiplus Werbearchitekten Gmbh	Bassersdorf	11-50	11	6
11	AD Insertion Platform	Lausanne	11-50	9	6
12	Ads&figures AG	Berne	11-50	9	6
13	Matto-Group	Zug	1-10	9	6
14	Zulu5	Zurich	11-50	9	4
15	Alter&go Digital Sàrl	La Chaux-De-Fonds	1-10	5	2
16	Publica4 Gmbh	Zurich	11-50	4	1
17	Screen7 AG	Schindellegi	1-10	4	1
18	astraad.io	Lucerne	11-50	3	2
19	CLIKZ	Champery	1-10	3	2
20	Alpecs AG	Zug	1-10	3	1
21	Hyperbidder	Zurich	1-10	3	1
22	Milo Blass AG	n/a	1-10	2	1
23	Stailamedia AG	Zurich	1-10	2	1
24	51 Degrees North	Basel	1-10	1	1
25	Digital Twist Gmbh	Zurich	1-10	1	1

Showing 25 of 49 ad tech software companies based in Switzerland

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Ad tech software companies based in Switzerland at a glance

As of Aug 28, 2026

1-10Median size (employees)

ZurichLargest hub · 22 HQs

19Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

5,001-10,000

Ad tech software companies by metro

Metro	Companies
Ad tech software companies in Zurich	22
Ad tech software companies in Zug	5
Ad tech software companies in Geneve	3
Ad tech software companies in Schindellegi	2
Ad tech software companies in Lucerne	2
Ad tech software companies in Geneva	1
Ad tech software companies in Lausanne	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 “ad tech software 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; 2 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 ad tech software companies are there based in Switzerland?

There are 49 ad tech software companies headquartered in Switzerland as of August 2026 (RevenueBase).

What is the largest company on this list?

CPTR, headquartered in Zurich, tops this list with the largest team on record.

Which city has the most ad tech software companies?

Zurich leads with 22 headquartered companies, followed by Zug (5) and Geneve (3).

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 176 verified decision-maker contacts tracked across these 49 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.