Company lists · Data verified August 2026

Top 25 B2B marketing agencies based in Spain

Name: B2B marketing agencies based in Spain
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 1,217 companies tracked

There are 1,217 B2B marketing agencies headquartered in Spain (RevenueBase, August 2026). RevenueBase tracks 6,630 professional contacts across them, including 853 with verified work emails and 171 with mobile numbers. Madrid is the largest hub.

This list covers B2B marketing agencies headquartered in Spain, 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.

1,217Companies

6,630Contacts tracked

853Verified emails

171Mobile numbers

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The 25 largest B2B marketing agencies based in Spain

Ranked by team size

Top 25 of 1,217 B2B marketing agencies based in Spain, 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	ACCOM	Madrid	501-1,000	206	21
2	BE A Lion	Barcelona	51-200	113	24
3	MIO ONE	Madrid	51-200	105	11
4	Vertigo Media	Barcelona	51-200	83	10
5	JFT Comunicación	Las Palmas De Gran Canaria Las Palmas De Gran Canaria	51-200	75	12
6	Viva Conversion	Valencia Valencia	11-50	59	9
7	General Servei S.A	Torrejon De Ardoz	201-500	57	3
8	NEWNO	Madrid	51-200	53	7
9	Raíz Digital	Marbella	11-50	51	11
10	SUM	Madrid	51-200	46	2
11	Meydis	Valencia	51-200	42	7
12	Noetic Creative	Madrid	11-50	40	13
13	PGR Marketing & Tecnología	Sant Cugat Del Valles	11-50	40	7
14	Feebbo Digital	Ciudad Real	51-200	35	6
15	Best Option Media	Madrid	51-200	33	8
16	Marketinhouse	Madrid	11-50	30	13
17	FAKOY	Barcelona	51-200	28	1
18	Advance B2B Marketing Agency	Malaga	11-50	25	6
19	Area10 Marketing & Global Communications SL	Madrid	11-50	24	6
20	Eteria	Almeria	11-50	22	4
21	Kreatika Comunicacion Y Marketing S.L	Madrid	11-50	22	3
22	Paladina Marketing S.L	Madrid	11-50	21	5
23	Connection H2h Human 2 Human	Madrid	11-50	19	7
24	WEROI	Zamudio	11-50	18	5
25	Proogresa Agencia DE Marketing, Diseño Y Desarrollo WEB	Terrassa	11-50	15	4

Showing 25 of 1,217 B2B marketing agencies based in Spain

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B2B marketing agencies based in Spain at a glance

As of Aug 28, 2026

1-10Median size (employees)

MadridLargest hub · 288 HQs

171Contacts with mobile numbers

10Emails re-verified in last 30 days

Companies by employee count

1-10

945

11-50

239

51-200

201-500

501-1,000

B2B marketing agencies by metro

Metro	Companies
B2B marketing agencies in Madrid	288
B2B marketing agencies in Barcelona	204
B2B marketing agencies in Valencia	70
B2B marketing agencies in Malaga	35
B2B marketing agencies in Sevilla	33
B2B marketing agencies in Bilbao	21
B2B marketing agencies in Zaragoza	17

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 “B2B marketing agencies”, with match quality audited by blind human judging, and headquartered in Spain.
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; 10 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 B2B marketing agencies are there based in Spain?

There are 1,217 B2B marketing agencies headquartered in Spain as of August 2026 (RevenueBase).

What is the largest company on this list?

ACCOM, headquartered in Madrid, tops this list with the largest team on record.

Which city has the most B2B marketing agencies?

Madrid leads with 288 headquartered companies, followed by Barcelona (204) and Valencia (70).

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 853 verified decision-maker contacts tracked across these 1,217 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.