Company lists · Data verified August 2026

Top 25 Outbound marketing agencies based in Greece

Name: Outbound marketing agencies based in Greece
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 139 companies tracked

There are 139 outbound marketing agencies headquartered in Greece (RevenueBase, August 2026). RevenueBase tracks 939 professional contacts across them, including 160 with verified work emails and 39 with mobile numbers. Athens is the largest hub.

This list covers outbound marketing agencies headquartered in Greece, 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.

139Companies

939Contacts tracked

160Verified emails

39Mobile numbers

Unlock all 139 companies Free account · no credit card · 2 minutes

The 25 largest outbound marketing agencies based in Greece

Ranked by team size

Top 25 of 139 outbound marketing agencies based in Greece, 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	Ogilvy Greece	Athens	201-500	277	2
2	Radical Communications	Athens	11-50	38	1
3	Adweb Digital HUB	Chalandri	11-50	34	11
4	The Vscope	Athens	11-50	33	22
5	Flyxmarketing	Attica	51-200	32	13
6	GIM Agency	Agios Dimitrios	11-50	23	6
7	Wizard	n/a	11-50	22	13
8	Koolmetrix	n/a	11-50	21	9
9	Thinktank	n/a	11-50	20	6
10	Enzyme	n/a	11-50	18	13
11	Flipnewmedia	Athens	11-50	18	3
12	Viral Passion	Kifisia	11-50	17	2
13	Findigital	Marousi	11-50	15	4
14	Lithos Digital	n/a	11-50	13	1
15	DAY ONE Growth Igniters	Athens	11-50	11	3
16	Digital Nest	Athens	1-10	10	2
17	Fuse Greece	n/a	11-50	7	4
18	Geeko Digital	Thessaloniki	1-10	6	5
19	Producta Direct	n/a	11-50	6	4
20	Wedohype	n/a	1-10	5	5
21	360o Marketing	n/a	1-10	5	4
22	Global Media Your Brandformance Agency	n/a	11-50	4	1
23	Disrapt Digital	Athens	1-10	3	2
24	George Chatzitheodosiou Agency	Athens	1-10	3	1
25	Immagine Advertising	n/a	1-10	2	1

Showing 25 of 139 outbound marketing agencies based in Greece

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 160 reachable decision-makers.

Free account · no credit card

See all 139 companies

Outbound marketing agencies based in Greece at a glance

As of Aug 28, 2026

1-10Median size (employees)

AthensLargest hub · 40 HQs

39Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Outbound marketing agencies by metro

Metro	Companies
Outbound marketing agencies in Athens	40
Outbound marketing agencies in Thessaloniki	6
Outbound marketing agencies in Piraeus	2
Outbound marketing agencies in Salonica	2
Outbound marketing agencies in Attica	2
Outbound marketing agencies in Kifisia	2
Outbound marketing agencies in Vyronas	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 “outbound marketing agencies”, with match quality audited by blind human judging, and headquartered in Greece.
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 outbound marketing agencies are there based in Greece?

There are 139 outbound marketing agencies headquartered in Greece as of August 2026 (RevenueBase).

What is the largest company on this list?

Ogilvy Greece, headquartered in Athens, tops this list with the largest team on record.

Which city has the most outbound marketing agencies?

Athens leads with 40 headquartered companies, followed by Thessaloniki (6) and Piraeus (2).

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 160 verified decision-maker contacts tracked across these 139 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.

Ready to reach these companies? Verified emails and direct dials for all 139 outbound marketing agencies based in Greece. Start with a free account, no credit card.

Get the full list

Related lists

Outbound marketing agencies by geography

Browse the directory

Browse: Companies home · All Greece lists · All Outbound marketing agencies lists · New lists

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.