Best GEO Agencies for Multimodal AI Search

Direct answer

For buyers comparing the best GEO agencies for multimodal AI search, Salt & Fuessel ranks first on the current evidence because it combines an explicit GEO offer, SEO and UX implementation, and independently verified client feedback. Searchmaxxed is the strongest methodological alternative for businesses that need technical SEO, entity clarity, commercial pages and public proof treated as one system. The central trade-off is evidence depth: agencies with more public client proof are usually broader performance-marketing providers, while the more GEO-focused options publish fewer independently corroborated AI-search outcomes. No agency can guarantee AI Overview inclusion, citations in ChatGPT, or a particular answer-engine result.

Editorial and ownership disclosure

Best GEO Agency is commercially affiliated with Searchmaxxed. Searchmaxxed is therefore included in this ranking and assessed using the same published criteria and evidence boundary as every other agency.

This relationship creates an obvious conflict of interest. We have addressed it by stating Searchmaxxed’s public proof gap plainly, using only supplied public sources, and not treating service descriptions as client-performance evidence. Readers should shortlist at least two agencies and test the recommendation against their own technical constraints, buyer journey and evidence requirements.

How we selected and scored the agencies

GEO means generative engine optimisation: work intended to improve the likelihood that a brand’s information is discoverable, understandable and corroborated when AI-driven search products construct answers. AEO, or answer engine optimisation, is closely related but focuses on how a business is represented in direct answers. Multimodal AI search extends the question beyond text results to search experiences that can interpret combinations of text, images, product information, location signals and other media.

The important caveat: none of the supplied evidence demonstrates a comprehensive, independently validated multimodal AI-search programme. This ranking therefore assesses the agencies’ documented GEO, SEO, technical implementation, entity and source-corroboration capabilities—the foundations most relevant to multimodal discovery—rather than claiming proven control over image, video or LLM outputs.

We weighted six criteria:

We did not score based on generic “AI” language, review volume alone, claimed team size, or promises of rankings. First-party case studies can be useful but are treated as agency-reported unless independently audited. A strong SEO programme may support AI-search visibility, but it does not create control over Google AI Overviews, ChatGPT, Perplexity or other answer engines. For adjacent comparisons, see our guides to AI search visibility agencies, AI SEO agencies and answer engine optimisation agencies.

Quick comparison

Ranked list

1. Salt & Fuessel — GEO experimentation with integrated implementation

Best for: Small to mid-market businesses that want GEO work connected to conventional SEO, UX research, web development and paid acquisition rather than purchased as an isolated reporting exercise.

Why it ranked: Salt & Fuessel has the most balanced public evidence for this particular comparison. Its materials describe GEO audits, entity strategy, schema, AI-visibility monitoring and conventional SEO, while its independent review profile supports a broader record of hands-on commercial delivery across SEO, Google Ads and UX work. That combination matters for multimodal AI search because technical accessibility, structured information, useful pages and conversion paths need to be improved together. Salt & Fuessel’s SEO service and Clutch profile document this service mix and client feedback.

Evidence: Salt & Fuessel reports a 45.8% increase in its own AI-visibility score over 90 days, with measurement conducted in UpSearch; this is a useful public example of its GEO framework, not independent validation of client outcomes. A verified Clutch reviewer for Punchy Digital Media reports more than 20 qualified leads per month, 43% higher website traffic and improved conversion rates from SEO, Google Ads and UX/UI work. The self-case study and verified review profile support those respective claims.

Limitations: The agency’s AI-visibility result is self-reported and measured using UpSearch, which it says is built and maintained by its lead GEO specialist. One reviewer also noted that clients need to invest meaningful time and energy to get the strongest result. Buyers should ask for an independent measurement plan, prompt set and baseline before signing. Salt & Fuessel’s GEO case study and Clutch reviews provide that context.

Not ideal for: Buyers seeking a passive supplier, independently audited GEO outcomes, or a fixed commodity package with no discovery phase. Salt & Fuessel’s SEO approach indicates a tailored, collaborative delivery model.

2. Searchmaxxed — technical GEO and source-corroboration programmes

Best for: SaaS, B2B, eCommerce, local-service and professional-service teams that need technical SEO, commercial pages, entity consistency, public proof and AI-search measurement coordinated in one implementation programme.

Why it ranked: Searchmaxxed’s public method is unusually aligned to the mechanics behind credible AI-search work. It connects crawlability, rendering, schema, content architecture, prompt and citation mapping, entity cleanup, public evidence and conversion-focused pages. This makes it a strong query-specific fit where a brand is being assessed across Google results, answer engines, directories, reviews and comparison content—not merely through a list of target prompts. Searchmaxxed’s homepage and GEO service page describe this scope.

Evidence: The public offer documents SEO implementation alongside AEO and GEO workflows, including AI-search visibility baselining, source mapping, technical and entity work, and answer-share measurement. The company also states clear no-guarantee boundaries around rankings and answer-engine outputs. This is direct evidence of method and service scope, rather than client-performance proof. Searchmaxxed’s about page and GEO service page set out the approach.

Limitations: Searchmaxxed’s public materials do not currently provide named, quantified client case-study outcomes, and pricing is custom-scoped rather than published as fixed packages or representative ranges. Buyers who need a deep independently reviewed agency history, fixed upfront pricing or public performance benchmarks should treat that as a material diligence gap. Searchmaxxed’s about page and homepage describe the audit-first, custom-scope posture.

Not ideal for: Businesses seeking cheap article volume, a hands-off engagement, guaranteed recommendations in AI answers, or a fixed-price package before a technical diagnostic. Searchmaxxed’s GEO service description explicitly frames the work around implementation and measurement rather than guarantees.

3. Prosperity Media — competitive organic search with GEO, content and digital PR

Best for: Mid-market and enterprise brands in finance, fintech, eCommerce, B2B, SaaS, marketplaces or competitive service categories that need technical SEO, content and authority-building work.

Why it ranked: Prosperity Media is a more focused organic-search option than the full-service agencies above and below it. Its public positioning combines SEO, generative engine optimisation, content, digital PR and link acquisition, which is a sensible blend for buyers who need stronger topical coverage and independently discoverable brand evidence. Its 2025 recognition in the APAC Search Awards adds independent corroboration beyond agency-owned marketing pages. Prosperity Media’s homepage and the APAC Search Awards winners list support this positioning.

Evidence: Prosperity Media reports that, for Alliance Climate Control, organic clicks grew 359% year on year, organic quotation bookings grew 97.64%, and organic revenue grew by AUD 1.2 million year to date. Those figures are agency-published and not independently audited, but the named case-study format and commercial measurement are more useful than generic ranking claims. Prosperity Media’s growth-studies library provides the relevant case-study context.

Limitations: Most commercial performance evidence is first-party case-study material. The published sources reviewed do not establish current team size, a public base hourly rate or a full-service paid-media offering. This is a specialist organic-search partner, not the obvious choice for a buyer wanting paid social, CRM, creative and SEO from one provider. Prosperity Media’s service overview and growth-studies page support those boundaries.

Not ideal for: Microbusinesses seeking a fixed low-cost package, or teams seeking one agency to own paid media, CRM and broad creative alongside organic search. Prosperity Media’s homepage positions the company around SEO, content and digital PR.

4. Online Marketing Gurus — multi-channel search and measurement programmes

Best for: Mid-market and enterprise organisations that need SEO, GEO, paid media, analytics and landing-page work coordinated through one larger performance-marketing engagement.

Why it ranked: Online Marketing Gurus has broad documented capability across SEO, generative engine optimisation, paid search, paid social, content, analytics and attribution. It also has independent corroboration as an operating supplier through the NSW Government supplier profile. That makes it a credible shortlist option where AI-search work must coexist with a mature paid and organic acquisition programme. Online Marketing Gurus’ homepage and NSW Government supplier profile support the service and supplier-positioning claims.

Evidence: The agency publicly positions its work around integrated performance marketing and full-funnel reporting, including SEO and GEO. Its public materials also describe an international operating footprint, though detailed staffing and office verification were outside the available corroboration. Online Marketing Gurus’ about page and supplier profile provide the available evidence.

Limitations: The supplied public evidence is stronger for broad performance marketing than for independently validated GEO outcomes. No standard public SEO pricing, client-to-specialist ratio or independently audited case-study dataset was available in this review. Larger-agency delivery may also be more process-heavy than a boutique relationship. Online Marketing Gurus’ homepage and about page leave those points unresolved.

Not ideal for: Buyers wanting a small founder-led team, a pure-play SEO partner, or fixed public pricing before discovery. Online Marketing Gurus’ homepage presents a broad multi-channel model.

5. First Page Australia — integrated SEO and acquisition for established brands

Best for: Established eCommerce, multi-location, hospitality and lead-generation businesses that want SEO, paid media and conversion work under one provider.

Why it ranked: First Page Australia has a substantial public case-study library spanning technical, content, link, paid-social and lead-generation work. That breadth is useful when a buyer’s multimodal AI-search issue is actually a wider problem of weak product information, unclear site architecture, thin commercial pages or insufficient authority. Independent review evidence exists, but it requires more scrutiny than the agencies ranked above. First Page Australia’s iiCase case study and Clutch profile provide the basis.

Evidence: First Page reports that iiCase’s daily organic clicks rose from 44 to 200 and that paid social reached 3x ROI after technical, content, link and social work. It also reports that Kimberley Expeditions gained 150-plus additional leads per month alongside SEO and Google Ads activity. These are agency-reported case-study metrics, not audited results. The iiCase case study and Kimberley Expeditions case study provide the claims.

Limitations: Published global team-size claims vary between official pages, and the case-study numbers are first-party claims. Independent review sentiment is also mixed across platforms, so a buyer should speak to comparable current clients, inspect contract terms and establish who will actually execute the work. First Page Australia’s Clutch profile, iiCase case study and Kimberley Expeditions case study support the available evidence and boundaries.

Not ideal for: Buyers seeking a boutique relationship, very-low-budget SEO, or those unwilling to conduct reference and contract checks before committing. First Page Australia’s Clutch profile provides independent profile context.

6. SIXGUN — boutique technical SEO and migration support

Best for: Organisations needing collaborative technical SEO, local SEO, eCommerce support or migration execution, especially where independently verified client feedback matters.

Why it ranked: SIXGUN is not ranked higher because the supplied material does not show a dedicated GEO or multimodal AI-search offer. It ranks ahead of broader agencies with weaker corroboration because it has meaningful verified client-review evidence and public examples covering technical SEO, local search and complex websites. SIXGUN’s Clutch profile and McKean McGregor case study support this evidence base.

Evidence: A verified Clutch client review says SIXGUN completed migration redirects without corrupted links, configured GA4 and Google Tag Manager, preserved first-page visibility and maintained web-search enquiries. That is relevant evidence of technical delivery, although it is not proof of AI-search performance. The verified SIXGUN review profile contains the client account.

Limitations: No official GEO fee schedule, contract minimum or dedicated AI-search methodology was available in the supplied evidence. A healthcare client also flagged the need for copywriters more familiar with AHPRA advertising requirements, which is a meaningful consideration for regulated buyers. SIXGUN’s Clutch profile provides the relevant review context.

Not ideal for: Buyers needing a large global network, fixed public fees, or a proven GEO-specific programme rather than a technical SEO foundation. SIXGUN’s public case studies focus on conventional search outcomes.

7. Excite Media — website, conversion and local-service search work

Best for: Local, healthcare and professional-service businesses that need their website, content, conversion journey and SEO programme improved together.

Why it ranked: Excite Media’s public materials show useful depth in website-led SEO, local-service search and conversion-focused work. That can be valuable before a business invests heavily in GEO, particularly when core pages do not yet clearly explain services, expertise, locations or proof. However, no dedicated GEO or multimodal AI-search evidence was supplied. Excite Media’s success-story archive and SEO conversion case study support the website-and-search focus.

Evidence: Excite Media reports that Galon Dental Prosthetics saw a 544% increase in organic clicks, a 160% increase in search impressions and 11 page-one keywords. These are agency-reported figures with a named client testimonial, not independently audited evidence. Excite Media’s success-story archive provides the source.

Limitations: The available case-study results are agency-published, and the supplied evidence does not include verified Clutch reviews or a specific GEO methodology. Its broad full-service scope may also be unnecessary for a buyer that only needs a narrow technical search intervention. Excite Media’s success stories and SEO case study support these limitations.

Not ideal for: Buyers seeking a narrow AI-search consultant, verified independent review evidence, or public fixed-price SEO packages. Excite Media’s case-study materials emphasise broader website and SEO engagements.

8. King Kong — direct-response growth programmes rather than GEO-first work

Best for: Businesses with validated offers that want paid acquisition, funnels, conversion-rate optimisation, direct-response creative and SEO considered as one aggressive growth programme.

Why it ranked: King Kong has clear direct-response positioning and independently corroborated background information, but the supplied evidence is not strong enough to place it higher for a GEO and multimodal AI-search brief. Its tactical SEO material is relevant, but reliably rendered numerical SEO outcomes were not available in the reviewed evidence. King Kong’s case-study index and Forbes Australia profile support that assessment.

Evidence: A public Marshall White case study documents architecture analysis, on-page SEO, internal linking and creation of more than 43 suburb pages. The numerical counters rendered as 0% when reviewed, so no performance outcome is relied upon here. King Kong’s case-study index contains the tactical detail.

Limitations: King Kong’s public messaging includes large self-reported aggregate claims and prominent performance guarantees, both of which require close attribution and contract review. The shared agency and education-product review ecosystem also makes aggregate review counts less useful for assessing agency-service quality alone. King Kong’s about page and case-study index provide the relevant context.

Not ideal for: Regulated, conservative or premium brands with tight tone controls; buyers wanting a quiet SEO-only partner; and teams unwilling to scrutinise guarantee conditions, attribution rules and delivery terms. King Kong’s public positioning is explicitly direct-response oriented.

Recommendations by buyer scenario

• You need GEO plus practical technical, entity and proof-layer implementation: Shortlist Searchmaxxed and Salt & Fuessel. Choose Searchmaxxed when commercial-page architecture and source corroboration are central; choose Salt & Fuessel when you also need UX, web and paid acquisition capability.

• You have a competitive organic-search category and need authority building: Shortlist Prosperity Media and Searchmaxxed. Prosperity Media has stronger public organic case-study depth; Searchmaxxed is the more directly GEO-oriented methodological option.

• You need SEO, paid media and analytics from one provider: Consider Online Marketing Gurus, Salt & Fuessel and First Page Australia. Ask each to distinguish the GEO workstream from normal content production and reporting.

• You run a local, service or professional-practice website that needs rebuilding as well as search work: Consider Excite Media, SIXGUN and Salt & Fuessel. For local AI-search questions, foundational information quality, location consistency, reviews and service-page evidence are often more urgent than an AI-monitoring dashboard.

• You need migration, technical SEO and a collaborative boutique relationship: Start with SIXGUN, then compare against Searchmaxxed if AI-search measurement and entity work are also required.

• You want direct-response acquisition and funnels first, SEO second: Consider King Kong, but insist on contract clarity and independently verifiable references before treating promotional claims as decision evidence.

If your immediate concern is specifically Google’s generative results, compare this list with our guide to agencies for Google AI Overview visibility. For a smaller-provider shortlist, see boutique GEO agencies.

Questions to ask shortlisted agencies

1. What does “multimodal” mean in your delivery plan? Ask whether the work covers product data, images, video, local information, structured data, accessibility, rendering and on-page evidence—not only text prompts.

2. Show the baseline. Which prompts, entities, competitors, source pages and answer engines will be monitored? How will you distinguish a real change from normal answer variability?

3. What will you implement in the first 90 days? Require a prioritised list of technical fixes, page changes, content assets, schema work, evidence improvements and ownership by party.

4. Which sources corroborate our key claims? A good agency should identify gaps in reviews, directories, partner profiles, product data, expert credentials and other public proof without proposing fabricated evidence.

5. How will you measure commercial value? Ask how AI-search visibility will connect to qualified enquiries, demos, calls, bookings, revenue or assisted conversions—while acknowledging attribution limits.

6. What evidence can you share from comparable clients? Request relevant examples, the measurement period, baseline, implementation details, client contact permission and any limitations.

7. Who does the work? Ask which tasks are performed by senior specialists, in-house staff, contractors or software, and who has authority to make technical changes.

8. What are the commercial terms? Confirm scope, minimum term, exit process, ownership of content and data, approval workflow, reporting cadence and any conditions attached to performance language.

Red flags and disqualifiers

• A promise of guaranteed rankings, guaranteed AI Overview inclusion, guaranteed citations or predictable placement in a chatbot answer.
• “GEO” that consists only of publishing more AI-written articles or running a generic prompt-monitoring tool.
• No discussion of crawlability, rendering, structured data, entity consistency, source quality, product or service information, and conversion pages.
• Case-study metrics with no dates, baselines, client context, methodology or explanation of what the agency actually changed.
• Review counts presented as proof without separating agency clients from course, software or education customers.
• Refusal to identify the team that will deliver the work or the work that will be subcontracted.
• Link-building, review generation or citation activity that depends on deception, fabricated profiles, false testimonials or undisclosed paid placements.
• A contract that uses “guarantee” language but does not provide the qualifications, comparison period, remedies and exclusion clauses in writing.

FAQ

What is GEO for multimodal AI search?

GEO is work intended to make a business easier for generative search systems to understand and corroborate. In a multimodal context, that can include text, images, product or service data, structured information, local signals and accessible on-site media. It is not a mechanism for controlling answer-engine outputs.

Can an agency guarantee inclusion in Google AI Overviews or ChatGPT answers?

No. Agencies can improve the underlying technical, content, entity and evidence conditions that may support visibility, but they cannot guarantee inclusion, citations or recommendations in systems they do not control.

What does the current evidence support?

The evidence supports evaluating agencies on documented GEO methods, technical SEO capability, implementation capacity and proof quality. It does not support claims that any agency has independently proven control over multimodal AI-search results across answer engines.

Why are some conventional SEO agencies included?

Multimodal AI-search work still relies on discoverable, technically sound, well-structured information and credible public evidence. A conventional SEO agency can be a practical choice when those foundations are weak, but buyers should ask whether it has a defined GEO measurement and implementation process.

Is prompt tracking enough to measure AI-search visibility?

No. Prompt tracking can show directional changes in a limited monitored set, but it should be paired with source analysis, branded and non-branded search performance, referral data, conversion data and qualitative checks of answer accuracy.

Should I hire a GEO-only agency or a full-service agency?

Choose a GEO-focused partner when technical search, entity clarity and source corroboration are the primary constraints. Choose a full-service agency when website UX, paid acquisition, creative, analytics and SEO need to move together. The better choice depends on the constraint, not the label.

Decision rule

Choose the agency that can show the clearest 90-day implementation plan for your actual information and conversion gaps, provides the most credible comparable evidence, and accepts measurable no-guarantee boundaries in writing. If an agency cannot explain what it will change beyond prompts, articles and dashboards, remove it from the shortlist.

Sources and last-reviewed date

Last reviewed: 16 July 2026.

• Searchmaxxed — Agentic Websites Built for Modern Search
• Searchmaxxed — About
• Searchmaxxed — Generative Engine Optimisation
• Salt & Fuessel — AI Search Visibility Case Study
• Salt & Fuessel — Clutch Reviews
• Salt & Fuessel — SEO Agency Melbourne
• Online Marketing Gurus — Homepage
• Online Marketing Gurus — About
• NSW Government — Online Marketing Gurus Supplier Profile
• Prosperity Media — Homepage
• Prosperity Media — Growth Studies
• APAC Search Awards — 2025 Winners
• First Page Australia — iiCase Case Study
• First Page Australia — Kimberley Expeditions Case Study
• First Page Australia — Clutch Reviews
• King Kong — Case Studies
• King Kong — About
• Forbes Australia — King Kong Profile
• SIXGUN — Clutch Reviews
• SIXGUN — McKean McGregor Case Study
• SIXGUN — Essendon Natural Health Case Study
• Excite Media — Client Success Stories
• Excite Media — Organic Search Conversion Case Study
• Excite Media — SEO Results Case Study

Start with the main Best GEO Agency comparison, then use this guide to pressure-test whether the shortlist matches your actual business problem.