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Spain agency ranking

The best SEO & AI SEO agencies in Spain (2026)

Barcelona and Madrid lead Spain’s agency market, with Alicante, Córdoba and Montpellier also represented. iSocialWeb ranks first locally. Spanish-language search, eCommerce and international programs feature strongly, and several agencies are equipped to work across both Spain and wider European or Latin American audiences.

Top-ranked: iSocialWeb

Spain: leading agencies. Logos shown: iSocialWeb, Human Level, Dobuss, BIGSEO, Internet República. Leading Search List.
Spain: leading agencies · Leading Search List

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The leading three in Spain

Rank, fit and evidence
  1. 01

    iSocialWeb

    Barcelona · Global #178

    Best fit: AI search leads the listed offer, supported by Technical SEO and eCommerce. Client fit is Enterprise; price band $$$.

    Client fit: EnterprisePrice band: $$$Evidence: 1 source
  2. 02

    Human Level

    Alicante · Global #182

    Best fit: Enterprise SEO leads the listed offer, supported by AI search and International SEO. Client fit is Enterprise; price band $$$.

    Client fit: EnterprisePrice band: $$$Evidence: 1 source
  3. 03

    Dobuss

    Córdoba · Global #179

    Best fit: SEO leads the listed offer, supported by Local SEO and Enterprise SEO. Client fit is Mid-market; price band $$.

    Client fit: Mid-marketPrice band: $$Evidence: 1 source

Market profile

The Spain list in numbers

AI search
2agencies list the service
Enterprise fit
5profiles serve enterprise buyers
Largest city group
4Barcelona
Most common service
5eCommerce

Agencies to compare by service

Examples matched by listed services, with lead specialisations prioritised and names then ordered alphabetically. These are not separate service rankings.

Quick comparison

Top 10 agencies in Spain

Open matrixClose matrix

Swipe to compare more details

Top SEO and AI SEO agencies in Spain
AgencyCityPrimary specialisationClient fitPrice
iSocialWeb#1 in Spain · #178 globallyBarcelonaAI searchEnterprise$$$
Human Level#2 in Spain · #182 globallyAlicanteEnterprise SEOEnterprise$$$
Dobuss#3 in Spain · #179 globallyCórdobaSEOMid-market$$
BIGSEO#4 in Spain · #180 globallyBarcelonaEnterprise SEOEnterprise$$$
Internet República#5 in Spain · #184 globallyMadridEnterprise SEOEnterprise$$$
SEOCOM#6 in Spain · #186 globallyBarcelonaTechnical SEOMid-market$$
Rodanet#7 in Spain · #187 globallyBarcelonaeCommerceMid-market$$
Webpositer#8 in Spain · #181 globallyAlicanteSEOMid-market$$
Flat 101#9 in Spain · #183 globallyMadrideCommerceEnterprise$$$
NeoAttack#10 in Spain · #185 globallyMadridSEOGrowth$$

Complete the shortlist

Agencies ranked 4–10

  1. 04

    BIGSEO

    Barcelona, Spain · Global #180

    Service profile: Enterprise SEO leads the listed offer, supported by eCommerce and Digital PR. Client fit is Enterprise; price band $$$.

    Enterprise SEOeCommerceDigital PR
    Client fit: EnterprisePrice band: $$$Evidence: 1 source
  2. 05

    Internet República

    Madrid, Spain · Global #184

    Service profile: Enterprise SEO leads the listed offer, supported by Content and Growth. Client fit is Enterprise; price band $$$.

    Enterprise SEOContentGrowth
    Client fit: EnterprisePrice band: $$$Evidence: 1 source
  3. 06

    SEOCOM

    Barcelona, Spain · Global #186

    Service profile: Technical SEO leads the listed offer, supported by eCommerce and Content. Client fit is Mid-market; price band $$.

    Technical SEOeCommerceContent
    Client fit: Mid-marketPrice band: $$Evidence: 1 source
  4. 07

    Rodanet

    Barcelona, Spain · Global #187

    Service profile: eCommerce leads the listed offer, supported by Technical SEO and International SEO. Client fit is Mid-market; price band $$.

    eCommerceTechnical SEOInternational SEO
    Client fit: Mid-marketPrice band: $$Evidence: 1 source
  5. 08

    Webpositer

    Alicante, Spain · Global #181

    Service profile: SEO leads the listed offer, supported by Content and Thought leadership. Client fit is Mid-market; price band $$.

    SEOContentThought leadership
    Client fit: Mid-marketPrice band: $$Evidence: 1 source
  6. 09

    Flat 101

    Madrid, Spain · Global #183

    Service profile: eCommerce leads the listed offer, supported by Analytics and SEO. Client fit is Enterprise; price band $$$.

    eCommerceAnalyticsSEO
    Client fit: EnterprisePrice band: $$$Evidence: 1 source
  7. 10

    NeoAttack

    Madrid, Spain · Global #185

    Service profile: SEO leads the listed offer, supported by Growth and Local SEO. Client fit is Growth; price band $$.

    SEOGrowthLocal SEO
    Client fit: GrowthPrice band: $$Evidence: 1 source

Ranking basis

Local order and global rank

The local order uses the same search depth, AI-search, evidence and client-fit criteria as the global ranking. Both positions appear on every row.

The profile dates show when each Spain agency was last checked.

Frequently asked questions

About the Spain ranking

How are price bands distributed across the Spain list?

The ten agencies are split across relative engagement bands as follows: 0 $, 5 $$, 5 $$$. The bands support comparison and are not fee quotes.

Where are the listed agencies based?

Barcelona (4), Madrid (3) and Alicante (2) are the largest location groups in this list.

Which Spain agencies publish AI-search services?

2 agencies include AI search in their listed service mix, but none has a separately documented service record in the current research set.