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6 Best SEO Agencies in Argentina (2026)

We reviewed SEO agencies in Argentina and ranked them on search engine optimisation, published review scores and evidence of real client work. Buenos Aires holds most of them, with one senior specialist based in Cordoba. Every agency below shows this service on its own site.

Reviewed by Davis Paipa, Founder, Shoptank. Agency data verified 2026-09-17.

#AgencyBest forLocationRating
1Known OnlineEcommerce SEO and AI visibilityBuenos Aires, ArgentinaNot published
2SEO ArgentinaLong running senior SEO and GEOBuenos Aires, ArgentinaNot published
3SeonetFull funnel search plus paid mediaBuenos Aires, ArgentinaNot published
4PERSEOSenior-led SEO outside Buenos AiresCordoba, ArgentinaNot published
5AltoSEOROI focused SEO for service firmsBuenos Aires, ArgentinaNot published
6Agencia DigitalAEO plus web build under one roofBuenos Aires, ArgentinaNot published
1

Known Online

Buenos Aires, Argentina
Ecommerce SEO and AI visibility

Known Online is a digital commerce and marketing agency headquartered in Buenos Aires, with additional offices in Chile, Ecuador, Uruguay and the United States. It pairs ecommerce platform work on VTEX, Shopify and Adobe Commerce with a combined SEO, GEO and AEO practice aimed at large retail and B2B brands.

Why it is ranked here

It runs a single dedicated service page for SEO, GEO and AEO that describes schema markup and entity optimization work so LLMs cite the brand. The agency publishes named client case studies and lists certifications from Shopify, VTEX, Adobe, Google and Meta.

Choose it if

You run a mid to large ecommerce operation and want organic search, AI answer visibility and the underlying platform work handled by one regional team.

Strengths
  • One of the few Argentine agencies with an explicit, detailed GEO and AEO service page rather than a passing mention
  • Publishes named client case studies across retail, ecommerce and B2B
  • Certified partner of Shopify, VTEX, Adobe Commerce, Google and Meta
Considerations
  • Operations are spread across five countries, so the Argentine team may not lead every engagement
  • No pricing is published, and many featured case studies are Chilean rather than Argentine brands
SEO, GEO and AEO positioningTechnical SEO and site architecture auditsContent production at scale with human reviewDigital PR and authority buildingAnalytics, conversion optimization and business intelligenceEcommerce platform migrations and development
Visit knownonline.com
2

SEO Argentina

Buenos Aires, ArgentinaFounded 2003
Long running senior SEO and GEO

SEO Argentina is a search specialist agency based in Buenos Aires that has been running organic search campaigns since 2003. It operates from Argentina for clients across Latin America, the US Hispanic market, Europe and the Middle East, and has added a dedicated GEO practice for AI search.

Why it is ranked here

Its GEO page defines generative engine optimization in detail, covering crawler access for the major AI bots plus share of voice measurement per prompt and LLM referral traffic. The agency states it has been leading SEO strategies since 2003 and displays partner and directory recognitions.

Choose it if

You want a search-focused team with two decades of technical SEO history rather than a generalist marketing agency.

Strengths
  • Publicly states it has been running SEO strategies since 2003, one of the longest track records in the Argentine market
  • GEO page is unusually candid, including criteria for judging a GEO vendor and a warning that nobody can guarantee rank one in ChatGPT
  • Displays search platform partner and independent directory recognitions
Considerations
  • No specific figures are published in the pricing section, so costs require a direct quote
  • Client work is spread across several regions, so Argentine market focus is not exclusive
SEO and organic positioningGEO for ChatGPT, Gemini, Claude, Perplexity and AI OverviewsSEO audits and technical consultingSEO consulting for in-house teamsPaid mediaInternational and multi-market SEO
Visit seoargentina.com.ar
3

Seonet

Buenos Aires, Argentina
Full funnel search plus paid media

Seonet is a full service digital marketing agency based in the Belgrano area of Buenos Aires that covers paid media, organic search and AI search positioning. Its separate AI and GEO practice targets visibility inside ChatGPT, Gemini, Perplexity, Grok and Google AI Overviews.

Why it is ranked here

Its GEO service page defines generative engine optimization explicitly and names answer engine optimization as part of the same offer, covering GEO audits, content optimization and ongoing monitoring of AI citations. Seonet holds Google Premier Partner status and multiple platform partnerships.

Choose it if

You want organic search and AI answer visibility run alongside a substantial paid media budget under one roof.

Strengths
  • Google Premier Partner, Meta Business Partner and several other platform partnerships
  • Named a platinum advertising partner three years running by a major search platform
  • GEO measurement is described concretely as tracking AI mentions and citations, not just rankings
Considerations
  • A broad full service agency, so SEO and GEO are two lines among many rather than the entire focus
  • No published price list, though the contact form asks clients to select a monthly budget band
SEO and organic positioningAI and GEO positioningGoogle Ads campaignsSocial media advertising and managementEcommerce platforms and web designProgrammatic buying and growth marketing
Visit seonet.com.ar
4

PERSEO

Cordoba, ArgentinaFrom From $700 per month, audits from $1,400, consulting from $70 per hour
Senior-led SEO outside Buenos Aires

PERSEO is an SEO specialist agency based in Cordoba that works exclusively on organic search and AI visibility, with no paid media or design lines. It is led by founder Mauricio Silvester, an SEO consultant the site credits with more than 20 years of experience.

Why it is ranked here

Its SEO for AI page names dedicated specialists in AI optimization, generative engine optimization and answer engine optimization for visibility in ChatGPT, Gemini, Claude and Perplexity, and the agency publishes reference prices in US dollars rather than hiding them behind a form. The site states that accounts are never handled by junior staff.

Choose it if

You want a small senior team focused purely on organic and AI search, and you value seeing indicative prices before making contact.

Strengths
  • One of the few Argentine agencies publishing reference pricing openly on the homepage
  • Purely specialist: organic search and AI visibility only, with no diluted service menu
  • Based in Cordoba, a useful alternative to the Buenos Aires concentration
Considerations
  • Small senior-led team, so capacity is limited compared with full service agencies
  • Most published results are anonymised as confidential clients rather than named brands
SEO auditsSEO consulting by the hourManaged ongoing SEO projectsTechnical and on-page SEOSEO content and link buildingSEO for AI, local and international SEO
Visit perseo.com.ar
5

AltoSEO

Buenos Aires, ArgentinaFrom From $795 per month, or a $495 one-time 90 day trial
ROI focused SEO for service firms

AltoSEO is a Buenos Aires based SEO agency working with professional and B2B service companies, operating fully remotely across Argentina and Latin America. It measures engagements in qualified enquiries and leads rather than keyword positions, and runs a separate GEO practice for AI assistant visibility.

Why it is ranked here

It maintains a dedicated GEO page for positioning brands inside ChatGPT, Perplexity and Google generative search, and it is one of the very few Argentine agencies to publish concrete monthly pricing and a fixed price trial engagement with a money back guarantee. Clients get live dashboard reporting rather than monthly PDFs.

Choose it if

You run a services business, want leads rather than traffic reported, and need pricing transparency before committing.

Strengths
  • Publishes monthly prices and a fixed price 90 day trial with a stated money back guarantee
  • Real time client reporting available continuously rather than monthly reports only
  • States openly that SEO takes three to six months to consolidate instead of promising fast wins
Considerations
  • Positioning is narrow, aimed at service sector and B2B companies rather than large ecommerce
  • Work is fully remote with limited monthly slots, so there is no in-person account team
GEO and AI positioningMonthly strategic SEO with conversion optimizationLocal SEO and business profile optimizationTechnical SEO audits with competitive analysisSEO copywriting for service pagesSEO consulting
Visit altoseo.ar
6

Agencia Digital

Buenos Aires, Argentina
AEO plus web build under one roof

Agencia Digital is a Buenos Aires web and marketing shop that combines web development, hosting and ecommerce with organic search and AI answer optimization. Its AI positioning practice targets appearing in answers from ChatGPT, Gemini, Copilot and Perplexity.

Why it is ranked here

It runs a dedicated AI positioning page built explicitly around answer engine optimization, covering question and answer content, structured data such as local business and product schema, and measurement by share of answers and AI impressions. The site also offers online quoting calculators.

Choose it if

You need the website itself built or rebuilt at the same time as the SEO and AI answer work, from a single Buenos Aires supplier.

Strengths
  • Dedicated AEO service page with a documented method, technical eligibility checklist and defined success metrics
  • Publishes online cost calculators for SEO, web design and AI positioning
  • Physical Buenos Aires office with a listed street address and phone number
Considerations
  • A generalist web shop, so search and AEO sit alongside hosting, development and CRM work
  • The site uses the term GEO to mean geographic city and province pages, not generative engine optimization, so confirm scope before signing
AI positioning and Answer Engine OptimizationOrganic SEO positioningSEO auditsWeb design, development and WordPressGoogle Ads and digital marketingEcommerce, hosting and CRM integration
Visit agenciadigital.com.ar

How we ranked these agencies

  • Depth of SEO experience, not general marketing
  • Third-party review score on Clutch, GoodFirms or G2 where published
  • Named services and a clear, public description of the offer
  • Company longevity and team size
  • Fit for enterprise versus small and mid-size brands
  • Pricing transparency
  • Evidence of real, named client work

Every agency listed is real and operating. Founding years, ratings and services come from the agency website or a third-party review platform, verified 2026-09-17. Where a figure is not published, the page says so rather than estimating.

Why work with a SEO agency in Argentina

Argentina is the most price-transparent market in this directory. Two agencies publish monthly rates in US dollars openly, and one offers a fixed-price trial with a money-back guarantee.

It is also unusually candid. One agency's GEO page includes criteria for judging a GEO vendor and states plainly that nobody can guarantee a top spot in ChatGPT.

Published pricing runs from 700 to 795 dollars per month, with audits from 1,400 dollars and consulting from 70 dollars per hour.

Frequently asked

How much does a SEO agency in Argentina cost?
Published pricing runs from 700 to 795 dollars per month, with audits from 1,400 dollars and consulting from 70 dollars per hour. Ask for a rate card early, since SEO scope varies more between agencies than traditional retainers do.
How do I choose a SEO agency in Argentina?
Check that SEO is a named service on the agency's own site rather than a line in a blog post, ask which engines they track and how often, and ask for a baseline of where you appear today before any work starts.
Do I need a local SEO agency?
Not necessarily. SEO work happens on your site and across the web, so location matters less than expertise. Local helps when you need in-person workshops or you are targeting that country's own language and market.

Before you hire anyone, see where you stand

Shoptank shows whether ChatGPT, Claude and Perplexity name your brand today, which sources they cite, and who gets recommended instead. Run it first, then brief the agency with real data.

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