Company lists · Data verified August 2026

Top 25 Advertising consulting firms based in Helsinki, Finland

Name: Advertising consulting firms based in Helsinki, Finland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 94 companies tracked

There are 94 advertising consulting firms headquartered in Helsinki, Finland (RevenueBase, August 2026). RevenueBase tracks 1,548 professional contacts across them, including 618 with verified work emails and 91 with mobile numbers. Helsinki is the largest hub.

This list covers advertising consulting firms headquartered in Helsinki, Finland, 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.

94Companies

1,548Contacts tracked

618Verified emails

91Mobile numbers

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The 25 largest advertising consulting firms based in Helsinki, Finland

Ranked by team size

Top 25 of 94 advertising consulting firms based in Helsinki, Finland, 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	VALVE	Helsinki	51-200	255	62
2	Hasan & Partners	Helsinki	11-50	147	13
3	NITRO	Helsinki	51-200	107	36
4	Tbwa Helsinki	Helsinki	51-200	106	74
5	Dentsu Finland	Helsinki	201-500	92	70
6	Sanoma Media B2B	Helsinki	1,001-5,000	81	38
7	Aste Helsinki	Helsinki	51-200	77	74
8	Fridays	Helsinki	n/a	74	1
9	NOA BOB The Robot	Helsinki	51-200	62	42
10	OMD Finland	Helsinki	11-50	55	35
11	United Imaginations FI	Helsinki	11-50	37	29
12	HEKU	Helsinki	51-200	26	17
13	Lataamo Group LTD	Helsinki	11-50	20	14
14	KUUBI	Helsinki	11-50	19	14
15	KIVA	Helsinki	11-50	18	16
16	SMOY	Helsinki	11-50	15	6
17	Nørr3	Helsinki	11-50	13	12
18	Snapin	Helsinki	1-10	11	5
19	Muru Agency	Helsinki	1-10	10	6
20	Viestintätoimisto Aivela OY	Helsinki	1-10	10	6
21	Menestystarinat	Helsinki	1-10	7	6
22	Luova Markkinointitoimisto IDA Fram	Helsinki	1-10	6	4
23	Huvila Brand & Design	Helsinki	1-10	6	1
24	Booming Strategies & Marketing	Helsinki	1-10	5	4
25	Quba Advertising	Helsinki	1-10	5	3

Showing 25 of 94 advertising consulting firms based in Helsinki, Finland

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Advertising consulting firms based in Helsinki, Finland at a glance

As of Aug 28, 2026

1-10Median size (employees)

HelsinkiLargest hub · 94 HQs

91Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Advertising consulting firms by metro in Finland

Metro	Companies
Advertising consulting firms in Helsinki	94
Advertising consulting firms in Tampere	17
Advertising consulting firms in Turku	16
Advertising consulting firms in Jyvaskyla	8
Advertising consulting firms in Espoo	7
Advertising consulting firms in Vantaa	4
Advertising consulting firms in Lahti	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 consulting firms”, with match quality audited by blind human judging, and headquartered in Helsinki, Finland.
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 advertising consulting firms are there based in Helsinki, Finland?

There are 94 advertising consulting firms headquartered in Helsinki, Finland as of August 2026 (RevenueBase).

What is the largest company on this list?

VALVE, headquartered in Helsinki, tops this list with the largest team on record.

Which city has the most advertising consulting firms?

Helsinki leads with 94 headquartered companies, followed by Tampere (17) and Turku (16).

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 618 verified decision-maker contacts tracked across these 94 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.