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Best AI SEO agencies in the UK (2026): five AI SEO and GEO agencies compared.

If you are choosing an AI SEO agency in the UK, the five named most often in the UK ranking lists we read on 13 November 2026 are Found, Passion Digital, ClickSlice, Exposure Ninja and Buried. We picked them by counting how many “best AI SEO agency” and “best GEO agency” lists name each one, never counting a list an agency wrote about itself, and we describe each from its own website.

01 / AT A GLANCE

The five UK AI SEO agencies at a glance.

Found, Passion Digital, ClickSlice, Exposure Ninja and Buried are the UK agencies named most often across 20 UK ranking lists, ten of them from Google’s UK top 10 for these searches on 13 November 2026. Each states a UK office on its own site, has a dedicated AI search or GEO service page, and publishes case studies or a named method.

FOUND · LONDON

Found

Focus: AI SEO inside a wider search, paid and social service; its own AI tracking tool.

Best for: brands wanting one agency for search and paid.

Proof type: client result on its AI SEO page; ISO 27001.

Named in 5 of 9 Google UK lists · 10 of 18 overall

PASSION DIGITAL · LONDON

Passion Digital

Focus: GEO, AI Overviews and LLM tracking; its own deep-research tool.

Best for: firms wanting AI search inside a full digital programme.

Proof type: SEO and paid case studies; search awards.

Named in 5 of 10 Google UK lists · 7 of 19 overall

CLICKSLICE · LONDON

ClickSlice

Focus: separate GEO, AEO, AI search and GEO audit services.

Best for: buyers who want to start with a defined audit.

Proof type: SEO and Google Ads case studies; tracking-tool partner.

Named in 3 of 10 Google UK lists · 9 of 20 overall

EXPOSURE NINJA · LONDON, NOTTINGHAM

Exposure Ninja

Focus: a published three-tier AI search framework, plus reviews work.

Best for: businesses that want to see the method first.

Proof type: named case studies incl. AI search; award nominations.

Named in 3 of 9 Google UK lists · 7 of 19 overall

BURIED · BRISTOL

Buried

Focus: GEO by type: ecommerce, Shopify, local, international.

Best for: retail, Shopify and multi-location brands.

Proof type: AI citation case studies; tracking-tool partners.

Named in 3 of 10 Google UK lists · 7 of 20 overall

“Best for” is our reading of each agency’s own website, read 13 November 2026.

New to the terms? Read what AI SEO services actually include first. Prolinkage is an agency too, so we have not ranked ourselves; chapter 9 explains how we approach AI search optimisation, separately from the five.

02 / THE METHOD

Why trust this AI SEO agency list.

We counted names across lists instead of giving opinions. Nine of the ten ranking pages in Google’s UK top 10 are written by an agency that puts itself first, so no list counts for its own author.

Why trust this list: the method, in numbers
10ranking lists in Google’s UK top 10 (DataForSEO, 13 Nov 2026)
+10more UK lists from web searches, read the same day
0self-mentions counted: an agency’s own list never counts for it
3tests: UK office, dedicated AI search page, published proof or method

Searches: “ai seo agency uk”, “best ai seo agency uk” and “geo agency uk”, Google UK, desktop. Every fact about an agency comes from its own website, read on 13 November 2026.

The first count uses the ten Google UK lists; ties are broken by the count across all 20. Found and Passion Digital lead with five each, and eight agencies tie on three, of which ClickSlice, Exposure Ninja and Buried lead the wider count.

How many UK ranking lists name each agency (its own list not counted)
Dark: Google UK top-10 lists. Pale: all 20 lists. Found5 · 10 Passion Digital5 · 7 ClickSlice3 · 9 Exposure Ninja3 · 7 Buried3 · 7 Blue Array3 · 6 The SEO Works3 · 5 Impression3 · 4 Hallam3 · 3 Charle3 · 3 Teal rows: the five profiled here.

Source: Prolinkage count of 10 ranking lists in Google’s UK top 10 for three searches (DataForSEO, pulled 13 November 2026) and 10 further UK lists from web searches the same day. An agency’s own list is excluded from its count.

Blue Array, which tied on three, refused our automated reader on 13 November, so we could not check its pages first-hand. It is worth a look.

What the lists that rank today leave out

The UK ranking lists in Google’s top 10, as read on 13 November 2026
PublisherAgenciesDate shownRanks itself first?Method stated?Visuals
Munro Agency20NoneYesFive criteriaLogos, screenshots
Nalaber612 May 2026YesFour criteriaNone
Hunterlodge104 Jun 2026YesSix areasTable, screenshots
chillicommerce529 Jul 2026YesNoNone
The Business Journal57 Jun 2026Not an agencyCriteria listedOne table
Exposure Ninja (UK, EU, US)727 Oct 2026YesNot capturedNot captured
Bubblegum Search8NoneYesSeven factorsOne table
Found (GEO list)71 Mar 2026YesNoImages only
Polaris108 Nov 2026YesCriteria listedNot captured
Anviam1123 Oct 2026YesFive criteriaOne table

None of the ten counts how often agencies appear across other lists.

03 / AGENCY ONE

Found.

Found is a London search and digital agency at Hatton Garden, with a second office in New York.

What it offers. Prompt strategy, GEO, AEO, LLM tracking, technical work, digital PR and entity optimisation, aiming to “ensure your brand is surfaced, cited, and trusted by generative engines”.

Method and tools. Its Everysearch™ approach and Luminr, its own technology for monitoring AI search performance.

Proof on its site. The agency reports a 292% visibility increase for non-branded terms and a 50% year-on-year rise in organic transactions for one client. Its home page shows ISO 27001 and Google Premier Partner marks.

Best for. Brands wanting AI search inside a larger search and paid programme.

Ask them. “Which of our buyer questions would Luminr track, how often, and from what dated starting point?”

Source: the agency’s own website, read 13 November 2026.

04 / AGENCY TWO

Passion Digital.

Passion Digital is a London digital agency at Holborn Tower, which its site says is part of Stellar, a performance network powered by Pixis AI.

What it offers. A “strategy built for AI engines, not just Google”, AI Overviews work, LLM tracking and entity optimisation, to “track AI share-of-voice, monitor zero-click visibility”.

Method and tools. DRX, which it describes as proprietary deep research technology that “reveals exactly how AI systems perceive your brand”.

Proof on its site. Case studies on its AI search page are SEO and paid results; the agency reports a 201% rise in organic generic clicks and a 425% rise in paid leads in one. Its home page shows search and paid media award badges.

Best for. Companies wanting AI search and paid media from one digital team.

Ask them. “What does a DRX report show for a business like ours, and how do you turn it into a plan?”

Source: the agency’s own website, read 13 November 2026.

05 / AGENCY THREE

ClickSlice.

ClickSlice is a London SEO agency in Shoreditch that sells GEO, AEO and AI search optimisation as separate services, plus a stand-alone GEO audit.

What it offers. Work to be “cited, recommended, and shortlisted” in AI search: prompt tracking across “commercial prompts, category questions, comparison searches”, and gap analysis of “where rivals are being cited instead of you”.

Method and tools. A five-step GEO process ending in “continuous adaptation and optimisation to algorithm changes”. It describes itself as a Profound Certified Agency Partner, Profound being an AI visibility tracking tool.

Proof on its site. SEO and Google Ads case studies, including a 501% increase in organic traffic for a decking retailer. We found no AI-search figures on the pages we read.

Best for. Buyers who want defined pieces of work, starting with an audit.

Ask them. “Show us a dated before-and-after of a client’s citations in ChatGPT or Google’s AI answers, and the prompts behind it.”

Source: the agency’s own website, read 13 November 2026.

Background for that conversation: how ChatGPT chooses companies to recommend.

06 / AGENCY FOUR

Exposure Ninja.

Exposure Ninja is a UK digital marketing agency with offices in London and Nottingham, and New York listed as coming soon.

What it offers. “We assess your visibility across AI-generated results”, then strategy and optimisation “for AI Overviews and AI Mode”, plus review generation.

Method and tools. The published Exposure Ninja Pyramid Framework: technical foundations, on-site content and off-site signals.

Proof on its site. The agency reports “640% More Conversions for Finance Firm Using SEO & AI Search”, among other named case studies, and lists two shortlist nominations for Best AI Search Optimisation Campaign.

Best for. Businesses that want to see the method before they buy.

Ask them. “In the finance case study, how much of the growth came from AI answers rather than classic search?”

Source: the agency’s own website, read 13 November 2026.

07 / AGENCY FIVE

Buried.

Buried is a GEO and SEO agency in Clifton, Bristol, with city pages for London, Birmingham and Dublin.

What it offers. Ecommerce, Shopify, local and international GEO, plus audits, content, technical GEO, PR, schema and tracking. Its pitch: “Get your products recommended ahead of competitors when shoppers ask AI what to buy.”

Method and tools. A “prompt identification frame” for researching buyer prompts before tracking starts, then a five-step optimisation process. It shows partner logos for AthenaHQ and Peec AI.

Proof on its site. The agency reports a fourfold increase in AI citations in ChatGPT, Perplexity and Gemini for a homebrewing ecommerce store, and a GEO lead-generation result of “top 3 in four months”.

Best for. Online retailers, Shopify brands and businesses with local or international footprints.

Ask them. “Which prompts did you track for the homebrewing store, in which country, and how often were they rerun?”

Source: the agency’s own website, read 13 November 2026.

Off-site mentions often matter as much as your own pages, which our guide to the off-site sources AI trusts explains.

08 / SIDE BY SIDE

Each generative engine optimisation agency, side by side.

All five sell AI search work from a UK base; they differ in packaging and proof.

Five UK AI SEO and GEO agencies, from their own websites (read 13 Nov 2026)
AgencyGoogle UK listsUK base (as stated)AI search focusPublic proof shownLikely best fit
Found5 of 9London (plus New York)AI SEO, GEO, AEO; own Luminr toolAI SEO client result; ISO 27001Search and paid under one agency
Passion Digital5 of 10LondonGEO, AI Overviews, LLM tracking; own DRX toolSEO and paid case studies; awardsFull-service digital programmes
ClickSlice3 of 10LondonGEO, AEO, AI search and GEO audit, sold separatelySEO and Google Ads case studiesStarting with a defined audit
Exposure Ninja3 of 9London and NottinghamPublished Pyramid Framework; reviewsNamed case studies incl. AI searchSeeing the method first
Buried3 of 10BristolEcommerce, Shopify, local and international GEOAI citation case studiesRetail and multi-location brands

None of the five publishes AI SEO prices on the pages we read; our guide to what AI search optimisation costs covers typical pricing. If you are comparing US agencies too, see our US list of AI SEO agencies, and for specialists only, our comparison of GEO and AEO agencies.

Illustrative example

A test you can run on any agency

“Which UK agencies can help a Manchester engineering firm get recommended in ChatGPT and Google’s AI answers?”

Ask it yourself, then ask each agency why the answer names who it names. A good agency explains the sources behind it.

An invented question for illustration only, not taken from any company’s data.

09 / THE AGENCY THAT WROTE THIS

How Prolinkage works differently.

We start with an audit of your website, carried out without any charge, because we want you to trust our work before you pay for it.

STEP 1Audit, at no chargeYour buyers’ questions, run through the main AI engines, read by a person.
STEP 2PlanA dated baseline and the work in the order that matters.
STEP 3Build and runService content, evidence, technical fixes and campaigns.
STEP 4Measure to revenueAI visits and enquiries traced into your CRM.

The starting point is an audit of your site, at no charge: where you are named and cited, who appears instead, and what to look at next. It comes back within 24 hours.

One team across the funnel

One team covers SEO built around what you sell, AI search, Google Ads, LinkedIn Ads, GA4, Tag Manager and CRM measurement, CRO and website development. In Google Ads management we set up and check search strategy, landing pages and conversion tracking.

The clients we take

We work mostly with B2B companies, and we work with many companies in the US and UK.

✓ Google Partner ★ 5.0 Clutch-verified review US and UK clients

The proof wall: Client 1 to 5

Five anonymised results with sources and dates, names blurred. Each is one business over a stated period, not a promise.

+213.5%

Client 1, a US B2B company (name withheld). Closed-won revenue credited in HubSpot to Organic Search and AI Referrals (original traffic source) rose from $37,350 (Apr–Jun 2026) to $117,100 (Jul–Sep 2026). AI Referrals alone went from $0 to $9,400.

HubSpot closed-won revenue by original traffic source, two quarters compared, account name and paid-channel rows blurred
HubSpot, Jul–Sep vs Apr–Jun 2026. Account name and paid-channel rows blurred.
+120% · 5.0

Client 2, a US project-controls consultancy. Website traffic up 120% and top rankings for business keywords, client-reported in a Clutch-verified review (3 Jul 2024), scoring 5.0 on quality, schedule, cost and willingness to refer. Pay-per-click, SEO and social media, Jan 2022–Mar 2024.

Clutch verified client review with 5.0 scores, reviewer name blurred
Clutch verified review, 3 Jul 2024. Reviewer name blurred.
330 → 5,868

Client 3, a Singapore parcel-shipping platform. Organic-search users rose from 330 a month in July 2020 to 5,868 a month in November 2021 (+1,678%), in Universal Analytics.

Universal Analytics organic search users, November 2021 compared with July 2020, account name blurred
Universal Analytics, Nov 2021 vs Jul 2020. Account name blurred.
+98.87%

Client 4, a fitness brand with English and Greek sites. New organic-search users on the English site rose from 265 to 527, 28 Oct–26 Nov 2024 against the previous 30 days, in GA4.

GA4 new users from organic search, two 30-day periods compared, property name blurred
GA4, Oct–Nov 2024. Property name blurred.
2.9K

Client 5, a US analytics software company. 2.9K ranking keywords in Semrush’s US desktop database, in the January 2022 snapshot.

Semrush Organic Research overview, January 2022 snapshot, domain blurred
Semrush Organic Research, January 2022 snapshot. Domain blurred.

Four of the five are classic search results; AI answers lean on pages that already rank. How we read a revenue result, and its limits, is in our article on whether AI visibility drives revenue.

$0 → $9,400AI-referred closed-won revenue in one quarter, Client 1 (HubSpot, Jul–Sep 2026)

See where AI answers name your business, before you commit to anyone.

Request your audit ↗
10 / THE CHECKLIST

How to choose a GEO agency in the UK: a checklist.

Whichever AI SEO or GEO agency you speak to, these points separate a careful partner from a renamed SEO retainer.

☐ A dated baseline first

Where you are named and cited today, in named engines, before work starts.

☐ UK prompts, run from the UK

Questions written as UK buyers ask them, run with a UK location.

☐ UK sources

They know which UK directories, trade bodies and publications AI answers cite in your sector.

☐ Repeated runs

The same prompts rerun on a schedule; one run tells you little.

☐ Proof you can check

Case studies with dates, the source of each number and the metric’s exact name.

☐ Visibility kept apart from revenue

Citations, AI visits, enquiries and revenue reported as separate lines.

☐ A clear owner and scope

Who does the work, what is in scope, and what happens in the first 90 days.

☐ No promised placements

Nobody can promise a place in an AI answer; a careful agency says so.

How to judge an agency’s proof

Good proof is dated, names the tool and report it came from, says which engines, prompts and country, and separates AI answers from classic search where it can.

The UK sources and rules are covered in depth in our guide to generative engine optimisation for UK businesses. For first-meeting questions and what good answers sound like, use our questions to ask an SEO or AI search agency. If Google’s AI answers matter most, read what Google documents about AI Overviews; if you sell to businesses, our comparison of US B2B SEO agencies may help too.

11 / THE SCORER

Which kind of AI visibility agency fits you.

Answer six questions and the scorer suggests which kind of partner suits you. It points to a type of agency, not a named one, and nothing is sent anywhere.

Which kind of agency fits you, in brief
  1. B2B, LONG SALESA full-funnel partner that traces AI visibility to CRM revenue
  2. ONLINE RETAILAn ecommerce or Shopify GEO specialist
  3. LOCAL OR MULTI-SITEA local GEO specialist with reviews and location pages
  4. IN-HOUSE TEAMAn AI search specialist sold in defined pieces
  5. SEVERAL MARKETSAn established full-service agency with several offices
Illustrative guide: the weightings are our judgement, not data

Suggested fit: a full-funnel B2B partner

Change any answer to update the suggestion.

See how AI answers rate your business ↗
12 / QUESTIONS

Questions buyers ask.

What is the best AI SEO agency in the UK?

There is no single answer, because fit depends on what you sell. In the ten UK ranking lists in Google’s top 10 on 13 November 2026, Found and Passion Digital were named most often, followed by ClickSlice, Exposure Ninja and Buried.

What does an AI SEO agency do?

It works to get your business named and cited in AI answers such as ChatGPT, Gemini, Perplexity and Google’s AI Overviews, through a baseline of buyer questions, clearer content, off-site mentions and regular tracking.

Is a GEO agency different from an AI SEO agency?

Mostly in name. A GEO agency, a generative engine optimisation agency, an AI visibility agency and an AI SEO agency describe overlapping work. Ask what is in scope, which engines are tracked and how results are reported.

How do I check an AI visibility agency’s claims?

Ask for dated case studies with the source of each number, and which prompts were tracked, where and how often. Then run a few buyer questions yourself.

Should a UK business hire a UK-based generative engine optimisation agency?

It helps if the agency runs prompts with a UK location and knows the UK sources AI answers cite in your sector. Where the team sits matters less than that.

13 / NEXT STEP

Where to start.

Pick two or three agencies that match your type, ask each our suggested question, and compare the answers with a dated baseline.

If you would like Prolinkage to be one of those conversations, we start with a look at your site and your buyers’ questions, at no charge. Our page on getting named in ChatGPT and Google’s AI answers sets out the work after that. No pressure either way; the findings are yours to keep.

Start with your audit ↗

Sources, read 13 November 2026: 20 UK ranking lists (10 from Google UK’s top 10, via DataForSEO); each agency’s own website; Prolinkage client data as captioned. Agency results are as each agency reports them.

More agency comparisons.

Read next.

Keep the whole journey connected.

Your next step

See where AI answers name you in the UK.

Share your website and the market you sell into. We will run a sample of your buyers’ questions through the main AI engines and show you where you stand, before anyone talks about a retainer.

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