Company lists · Data verified August 2026

Top 13 Advertising agencies with in-house production based in Trondheim, Norway

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 25 companies tracked

There are 25 advertising agencies with in-house production headquartered in Trondheim, Norway (RevenueBase, August 2026). RevenueBase tracks 119 professional contacts across them, including 59 with verified work emails and 3 with mobile numbers. Oslo is the largest hub.

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

25Companies

119Contacts tracked

59Verified emails

3Mobile numbers

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The 13 largest advertising agencies with in-house production based in Trondheim, Norway

Ranked by team size

Top 13 of 25 advertising agencies with in-house production based in Trondheim, 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	HK Reklamebyrå	Trondheim	11-50	24	10
2	OCTI	Trondheim	11-50	16	11
3	HK Marked AS	Trondheim	51-200	10	1
4	Rosenborg Reklame	Trondheim	1-10	9	6
5	Klipp OG LIM	Trondheim	1-10	9	5
6	Vinnvinn Reklame AS	Trondheim	11-50	8	6
7	Tibe T Reklamebyrå	Trondheim	1-10	7	5
8	Superponni	Trondheim	1-10	6	5
9	Spætt Film	Trondheim	1-10	4	3
10	Fotoknoff	Trondheim	1-10	3	2
11	Doghouse	Trondheim	1-10	2	1
12	Uppercut Film	Trondheim	1-10	2	1
13	JJ Design	Trondheim	1-10	2	1

Showing 13 of 25 advertising agencies with in-house production based in Trondheim, Norway

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

As of Aug 28, 2026

1-10Median size (employees)

OsloLargest hub · 189 HQs

3Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

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 Trondheim, 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; 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 advertising agencies with in-house production are there based in Trondheim, Norway?

There are 25 advertising agencies with in-house production headquartered in Trondheim, Norway as of August 2026 (RevenueBase).

What is the largest company on this list?

HK Reklamebyrå, headquartered in Trondheim, 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 59 verified decision-maker contacts tracked across these 25 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.