Company lists · Data verified August 2026

Top 25 Advertising agencies based in Czechia

Name: Advertising agencies based in Czechia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 440 companies tracked

There are 440 advertising agencies headquartered in Czechia (RevenueBase, August 2026). RevenueBase tracks 3,885 professional contacts across them, including 1,089 with verified work emails and 189 with mobile numbers. Prague is the largest hub.

This list covers advertising agencies headquartered in Czechia, 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.

440Companies

3,885Contacts tracked

1,089Verified emails

189Mobile numbers

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The 25 largest advertising agencies based in Czechia

Ranked by team size

Top 25 of 440 advertising agencies based in Czechia, 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	Publicis Groupe Czech Republic	n/a	201-500	146	101
2	Radiohouse S.R.O	n/a	51-200	143	73
3	Czech Promotion	n/a	51-200	100	65
4	Marketup	n/a	51-200	87	48
5	Ogilvy Czech	Praha	51-200	87	1
6	Mccann Prague	Prague	51-200	77	28
7	Boomerang Communication	n/a	51-200	70	38
8	Vccp Prague	n/a	51-200	59	7
9	Mindsquared	Prague	51-200	52	16
10	Made By Vaculik	Praha	51-200	50	34
11	WMC Grey	Prague	51-200	50	1
12	Fuseideas	n/a	51-200	49	41
13	Havas Prague	n/a	51-200	46	3
14	Arkadia	Brno	11-50	43	7
15	Hullabaloo	Prague	11-50	42	24
16	Yashica S.R.O	Trebic Kozichovice	51-200	24	14
17	DDB Prague	Prague	51-200	24	14
18	B&t Agency	Prague	11-50	20	16
19	Omnicom Media Group, Czech	n/a	201-500	20	13
20	Apploud	Prague	11-50	19	14
21	OMD Czech	n/a	201-500	17	9
22	Corporate Publishing	Praha	11-50	16	3
23	Omega Design	Brno	11-50	15	1
24	Shrtcut	n/a	11-50	14	10
25	Commlab	n/a	11-50	13	9

Showing 25 of 440 advertising agencies based in Czechia

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Advertising agencies based in Czechia at a glance

As of Aug 28, 2026

1-10Median size (employees)

PragueLargest hub · 88 HQs

189Contacts with mobile numbers

9Emails re-verified in last 30 days

Companies by employee count

1-10

255

11-50

144

51-200

201-500

Advertising agencies by metro

Metro	Companies
Advertising agencies in Prague	88
Advertising agencies in Praha	74
Advertising agencies in Brno	30
Advertising agencies in Ostrava	8
Advertising agencies in Hradec Kralove	8
Advertising agencies in Plzen	6
Advertising agencies in Zlin	4

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 “advertising agencies”, with match quality audited by blind human judging, and headquartered in Czechia.
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; 9 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 advertising agencies are there based in Czechia?

There are 440 advertising agencies headquartered in Czechia as of August 2026 (RevenueBase).

What is the largest company on this list?

Publicis Groupe Czech Republic, headquartered in Czechia, tops this list with the largest team on record.

Which city has the most advertising agencies?

Prague leads with 88 headquartered companies, followed by Praha (74) and Brno (30).

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 1,089 verified decision-maker contacts tracked across these 440 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.