12 GEO Agencies Worth Knowing in 2026 (And How to Pick Yours)

I asked a friend last week where he'd start if he needed to get his company mentioned inside ChatGPT. He said, "SEO, obviously." I said, "Not quite."

Here's the thing. When a buyer types a question into ChatGPT, or Perplexity, or Gemini, or the AI Overviews box on Google, an answer comes back. Sometimes it names a brand. Most of the time it doesn't. And the brand that gets named isn't the one that ranked first on the old blue-links page. It's the one the model has learned to trust.

That gap, between "I exist" and "the AI mentions me," has opened up a whole new discipline. People call it GEO, generative engine optimization. The job is to make a brand show up, accurately, inside AI-generated answers.

So who actually does this work well? I dug through twelve agencies that claim to. Below is what I found, with one question in mind: which one fits which situation?

First, what is GEO, really?

Let me get this straight, because the term gets thrown around loosely.

Traditional SEO fights for ranked links on a search results page. GEO fights for citations and mentions inside the answer an AI synthesizes. The foundational work overlaps, sure, clean content, real expertise, sensible structure. But GEO stacks four extra things on top:

• Entity and authority building, so the model recognizes you as a real, cited thing
• Structured data, so crawlers can parse who you are
• Technical hygiene, so an LLM can read your site without choking
• Citation-focused content, written to be quoted rather than clicked

GEO is not SEO with a new coat of paint. It's a different measurement problem, a different timescale, and a different kind of trust.

Rankings you can watch move. Citations inside a generated answer shift faster, depend more on entity weight, and are harder to pin down. Which is exactly why the agency you pick matters.

How I'd filter these twelve

Before the list, four filters I'd apply to any GEO agency, not just these:

1. Have they actually earned AI citations for clients? Not in a pitch deck. In a case study, with a before and after.
2. Do they understand how LLMs, semantic search, and retrieval work under the hood? Or are they recycling old SEO playbooks with "AI" stamped on top.
3. Do they have proprietary tooling? A visibility tracker, a crawler simulator, something they built because off-the-shelf didn't cut it.
4. Is the strategy tied to pipeline and revenue, not vanity visibility? Being mentioned is nice. Being mentioned by the right buyer, at the right moment, is the actual job.

One warning. No agency can guarantee placement in a specific AI answer. The platforms control their own models and change them constantly. Anyone who promises a slot inside ChatGPT is lying. What a credible shop can do is raise the probability and consistency of being surfaced, over time, by improving the signals models rely on.

With that, the twelve.

1. Digital Elevator — for SMBs and lean in-house teams

Picture a marketing director with real budget authority, stuck between a six-figure agency retainer she doesn't need and a content mill that can't think. That's who Digital Elevator was built for.

Founded in 2010, fifteen years of SEO, content, and conversion work for everyone from startups to Fortune 100s, now packaged into scoped services with prices stated upfront. The flagship GEO product is the AI Visibility Report, a 30-day diagnostic that maps how a brand currently appears across ChatGPT, Perplexity, Gemini, and Google AI Overviews, then prescribes the citation and authority work to close the gaps.

What I like here: the 30-day framing. Running a 12-month retainer in a market this immature doesn't make sense. The rules are still being written. A scoped diagnostic lets a team learn the landscape before committing. Past clients include McKesson, Champions Oncology, Waters Corp, Harmonic, and DuvaSawko.

Best fit: small business to mid-market, lean in-house teams that want defined entry points, not open-ended retainers.

2. Graphite — for full-service GEO at scale

Graphite is the pick when you want the whole engine, not a tune-up.

An AI-powered growth and SEO shop focused on the intersection of SEO, content strategy, and answer engine optimization. Their operating belief is that roughly five percent of SEO work drives almost all the impact, and they use AI to strip out waste and concentrate on that five percent. They work with high-growth SaaS and consumer tech companies, building scalable content systems that prioritize velocity.

Their proprietary platform lets clients track performance across search engines and generative models in one framework. The team covers editorial, programmatic, AEO, technical, and performance optimization under one roof. Client list reads like a who's-who of consumer tech: MasterClass, BetterUp, Honey, Calm, Robinhood.

Best fit: mid-market to enterprise SaaS and technology companies that want reproducible results at scale.

3. Notebook Agency — for B2C SaaS

Notebook Agency wants your brand to be the answer an LLM gives, not just an option it lists.

Their core method is something they call the Trust Alignment Framework, designed to build the trust signals AI systems weigh when making recommendations. The team brings over 67 years of combined SEO and GEO experience across strategists, engineers, computer scientists, and computational linguistics folks. They claim to have driven over $200 million in client revenue and secured top rankings for high-value, high-volume keywords.

They draw on an arsenal of over 300 advanced strategies, mixing and matching to build bespoke campaigns. Clients include Purple Mattress, Cirque du Soleil, Mejuri, and FreshBooks.

Best fit: B2C SaaS companies that want to be the recommended answer when buyers consult an LLM.

4. uSERP — for enterprise link building

uSERP is built on one belief: organic growth only matters if it drives revenue.

They focus on B2B, SaaS, and tech-enabled companies, and they strengthen the signals that actually move rankings: authoritative links, content relevance, sustained trust. They prioritize commercial pages and conversion-value keyword positions over vanity traffic.

What sets them apart is how they operate. Not as a vendor, but as an extension of the internal growth team. Every campaign is led by senior SEOs and executed in-house, with a clear focus on outcomes: stronger rankings where buyers make decisions, increased visibility across search and AI discovery, and lasting authority. Particularly valuable if enterprise-grade link building is a core piece of your broader GEO strategy. Clients include Monday, OnBoard, HighTouch, and Crowdstrike.

Best fit: mid-market to enterprise tech-enabled companies that need authority link building woven into GEO.

5. Omnius — for European markets

Omnius is a European shop with an exclusive focus on B2B SaaS and Fintech.

Over a decade in that niche, which means they understand the subscription model deeply and they understand the European buyer. Their differentiator is AtomicAGI, a proprietary in-house AI SEO analytics platform that tracks brand visibility and citations across AI search platforms in real time.

They've developed over 20 distinct GEO tactics, from AI crawler optimization and LLMs.txt file creation to advanced citation engineering and synthetic query generation. That granularity lets them build tailored strategies rather than templated ones. The European perspective matters here: if you're targeting buyers across the continent, or expanding from the US into Europe, that local lens is hard to replicate. Clients include TextCortex AI, Anna Money, Zencoder, AuthoredUp, and Signify.

Best fit: B2B SaaS and Fintech companies targeting European markets.

6. Directive — for enterprise B2B brands

Directive positions itself as the GEO agency for B2B brands that want to lead in the new search era.

Over a decade of experience, with a methodology built on AI-ready content architecture, authority signals that models favor, and a unified strategy blending technical SEO, content intelligence, and digital PR. Their services are tailored for the enterprise, specifically how decision-makers use AI tools for research and procurement.

They focus on increasing visibility in zero-click and AI-summarized experiences, making sure site structure and content speak to both human users and AI systems. Enterprise client list is available on request.

Best fit: mid-market to enterprise B2B brands that want to future-proof their digital presence.

7. Animalz — for content-driven GEO

Animalz is a content marketing agency for B2B SaaS that wove AEO and GEO directly into its content strategies.

What makes them different is that they refuse to trade editorial quality for technical performance. Their process starts with a comprehensive AEO audit that maps a client's current AI visibility and benchmarks it against competitors, producing a 90-day execution roadmap.

Their strength is creating authoritative content through deep interviews with subject matter experts, then structuring and optimizing it to be cited by AI platforms. They produce AEO-optimized blog articles, ebooks, and thought leadership pieces, all built to perform in both traditional search and AI-generated answers. Clients include Wistia, GoDaddy, Zendesk, Intercom, and Retool.

Best fit: B2B SaaS companies that want to earn AI citations through genuinely authoritative, expert-driven content rather than volume.

8. Skale — for AI search growth in SaaS and tech

Skale treats generative search as a predictable customer acquisition channel, not a visibility tactic bolted onto SEO.

They combine GEO with long-term SEO compounding and a proprietary AI attribution framework that connects visibility work directly to pipeline and revenue. The approach centers on improving how brands are cited, referenced, and selected inside AI-generated answers, through structured content systems, entity authority, technical optimization, and trust signals across the web.

Particularly well-suited for SaaS and B2B technology companies with complex buyer journeys, where visibility inside AI-driven research environments can directly influence demand, brand trust, and conversion.

Best fit: SaaS and technology brands that want measurable pipeline growth from AI-powered search, not just mentions.

9. Siege Media — for enterprise content marketing

Siege Media is a content marketing agency that adapted its approach for the generative era.

They build integrated GEO, SEO, and content strategies designed to drive compounding growth for large B2B and B2C enterprise brands. The focus is simple in principle, hard in practice: make sure a brand's content appears wherever people are searching, whether that's a traditional Google query or a complex prompt in ChatGPT or Perplexity.

By concentrating on genuinely helpful content and promoting it effectively, they help clients achieve stronger visibility, more qualified traffic, and long-term SEO resilience. Clients include Instacart, Figma, Zoom, Asana, and Tripadvisor.

Best fit: enterprise brands (B2B and B2C) that need scaled content operations with GEO built in.

10. Intero Digital — for large content libraries

Intero Digital has been around since 1996. Nearly three decades of digital marketing experience.

Their approach is distinctly technical, built around a proprietary crawler simulation called InteroBOT. The tool mimics how both generative engines and traditional crawlers evaluate content, surfacing technical issues that limit a brand's discoverability in AI platforms.

This matters most for enterprise clients with vast, complex content libraries. By optimizing the underlying website structure and ensuring content is fully accessible to AI systems, they help large brands unlock the full value of existing content assets. Clients include Tamron, Quantum Health, Arizona Technology Council, and Zayo.

Best fit: enterprise clients with large, complex content libraries that aren't being fully surfaced by AI platforms.

11. iPullRank — for complex websites

iPullRank is an enterprise-level technical SEO agency that has established itself as a thought leader in GEO, notably through its comprehensive "AI Search Manual."

They claim a track record of over $4 billion in organic search results. Their expertise is rooted in deep technical disciplines: JavaScript rendering, log file analysis, large-scale site architecture. That foundation is critical for ensuring complex enterprise websites can be crawled and interpreted by generative platforms.

Their process treats generative optimization as a core part of the workflow, not an add-on. Audits include detailed analysis of how AI systems access and evaluate a client's content strategy. Clients include American Express and Citi, plus other enterprise accounts.

Best fit: enterprise websites with complex technical structures where most agencies would get lost.

12. Go Fish Digital — for data-driven GEO

Go Fish Digital stands out for a specific and unusual capability: they analyze and apply Google patents directly to client strategies.

They use custom-built technology with backtested results to pinpoint exactly where and how a brand can increase its inclusion in AI-generated answers. It's a data-science approach, and it provides a real competitive edge.

Their methodology is rooted in understanding the mechanics of how AI systems retrieve, prioritize, and present information. They reverse-engineer those systems and build tactical, measurable plans to influence them. Clients include GEICO, About Amazon, Wayfair, and Jelly Belly.

Best fit: high-profile brands that want a deeply analytical, evidence-based approach to GEO.

What does GEO cost?

Most credible GEO retainers for mid-market businesses land between $2,000 and $10,000 per month, with enterprise programs running higher. Some agencies also offer fixed-scope diagnostics. Digital Elevator's AI Visibility Report, for instance, runs as a 30-day project rather than a long retainer, which makes it a low-commitment entry point.

Pricing varies with the depth of digital PR and citation building involved. Earned mentions in authoritative sources are the most expensive part of the work, and also the most durable.

GEO versus traditional SEO, in one paragraph

Traditional SEO optimizes for rankings you can track on a search results page. GEO optimizes for citations inside AI-generated answers, which shift faster, depend more on entity authority, and are harder to measure. The foundational work overlaps. Content that is well-structured, genuinely expert, and clearly organized performs well in both. But GEO adds entity optimization, schema, and citation building on top of a healthy SEO program.

How to actually choose

Match the agency to your situation on those four filters from earlier: proven AI citation track record, genuine technical understanding of LLMs and retrieval, proprietary tooling or a clear methodology, and a strategy tied to pipeline rather than vanity visibility.

Then be honest about your size and shape. A lean in-house team at a small company has different needs than an enterprise B2B brand with a content library built up over a decade. A European Fintech has different needs than a B2C SaaS company in North America.

The right agency is the one whose strengths match your specific gap. Not the one with the longest client list.

And whichever you pick, watch for the guarantee. If anyone promises you a specific placement inside ChatGPT, walk away. Nobody can promise that. The platforms control their own models, and they change them often. What a good agency improves is the set of signals those models rely on, so that over time, being surfaced becomes probable and consistent rather than lucky.