Company lists · Data verified August 2026

Top 25 Advertising agencies with in-house production based in Oslo, Norway

Name: Advertising agencies with in-house production based in Oslo, Norway
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 189 companies tracked

There are 189 advertising agencies with in-house production headquartered in Oslo, Norway (RevenueBase, August 2026). RevenueBase tracks 1,710 professional contacts across them, including 491 with verified work emails and 86 with mobile numbers. Oslo is the largest hub.

This list covers advertising agencies with in-house production headquartered in Oslo, Norway, 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.

189Companies

1,710Contacts tracked

491Verified emails

86Mobile numbers

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The 25 largest advertising agencies with in-house production based in Oslo, Norway

Ranked by team size

Top 25 of 189 advertising agencies with in-house production based in Oslo, Norway, 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	WAL	Oslo	51-200	124	58
2	Concept Communication AS	Oslo	51-200	104	18
3	BLOOM	Oslo	51-200	78	21
4	TRY OPT	Oslo	51-200	76	53
5	BACON	Oslo	11-50	55	7
6	The Oslo Company	Oslo	11-50	54	17
7	POL	Oslo	11-50	45	9
8	Anorak NOA	Oslo	11-50	38	25
9	Involve	Oslo	11-50	32	25
10	ATYP	Oslo	11-50	26	18
11	Spoon Norge PPP	Oslo	11-50	26	16
12	WILLY	Oslo	11-50	21	5
13	MMM Agency	Oslo	11-50	17	12
14	RE Media AS	Oslo	11-50	17	9
15	Avia Produksjon	Oslo	11-50	17	9
16	Snakk Kommunikasjon AS	Oslo	11-50	16	8
17	Amfi Kreativ AS	Oslo	11-50	16	3
18	NXT Oslo Reklamebyrå	Oslo	11-50	13	8
19	Tenk Byrå	Oslo	1-10	10	9
20	MVH AS	Oslo	11-50	10	7
21	SDG Tbwa	Oslo	11-50	9	3
22	Ahead Group Norway	Oslo	51-200	8	3
23	Bonefish AS	Oslo	1-10	8	3
24	Digital Mediepartner AS	Oslo	1-10	7	5
25	Babusjka AS	Oslo	11-50	7	3

Showing 25 of 189 advertising agencies with in-house production based in Oslo, Norway

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Advertising agencies with in-house production based in Oslo, Norway at a glance

As of Aug 28, 2026

1-10Median size (employees)

OsloLargest hub · 189 HQs

86Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

139

11-50

51-200

5,001-10,000

Advertising agencies with in-house production by metro in Norway

Metro	Companies
Advertising agencies with in-house production in Oslo	189
Advertising agencies with in-house production in Trondheim	25
Advertising agencies with in-house production in Bergen	21
Advertising agencies with in-house production in Stavanger	12
Advertising agencies with in-house production in Kristiansand	12
Advertising agencies with in-house production in Fredrikstad Viken	8
Advertising agencies with in-house production in Sandnes	7

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 in-house production”, with match quality audited by blind human judging, and headquartered in Oslo, Norway.
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; 3 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 with in-house production are there based in Oslo, Norway?

There are 189 advertising agencies with in-house production headquartered in Oslo, Norway as of August 2026 (RevenueBase).

What is the largest company on this list?

WAL, headquartered in Oslo, tops this list with the largest team on record.

Which city has the most advertising agencies with in-house production?

Oslo leads with 189 headquartered companies, followed by Trondheim (25) and Bergen (21).

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 491 verified decision-maker contacts tracked across these 189 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.