The Top 8 GEO (Generative Engine Optimization) Agencies You Can Rely on For Visibility in 2026

If you’re like many business owners, the recent explosion of AI-generated services and programs has probably seemed overwhelming. It seems like AI is impacting every industry lately, but that’s especially true of industries that rely on online marketing and visibility.

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Before the days of AI, most businesses that operated online used search engine optimization (SEO) to their advantage, trying to outcompete each other for rankings on search queries in order to increase the likelihood of clicks and users. Today, however, almost every search engine has added AI-generated summaries at the top of their results pages, and these summaries cite relevant webpages that provide the user with the best answer to their questions.

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It’s clear that appearing in the citations of an AI-generated search summary is one of the best new ways to gain visibility. That’s why SEO has added a new dimension to its field: GEO, or Generative Engine Optimization. If you’re looking for an agency that can help you harness the power of this new marketing strategy, you’re in luck! Below, you’ll find eight of our most-trusted choices for GEO in 2026.

8 Top GEO Agencies of 2026

Here are our choices for the best GEO Agencies of 2026:

1. Zupo

Ideal Client

Business-to-business (B2B), Software as a Service (SaaS), and standard service businesses looking for measurable progress in generative AI results such as citations.

What We Deliver

It’s no surprise that we think Zupo is your best option for GEO, but when compared to other agencies, our services truly are second-to-none. Zupo goes above and beyond normal GEO standards to make a strategy that suits your unique business. Our AI visibility framework helps increase your rate of appearance in relevant searches, elevates your overall citation rate, and comes with comprehensive visibility tracking to keep you on the ball at all times.

Pros

• Zupo is a leader in GEO research and testing
• We build our processes around actual AI trends
• Zupo’s strategies have a strong focus on branding and AI alignment
• Our high-communication team is available to meet all of your needs on a regular basis

2. Bastion Agency

Ideal Client

Businesses that are in need of a comprehensive GEO strategy from a single partner that can provide long-term assistance with communications, campaigns, digital, and web experiences.

What They Offer

Bastion is an integrated marketing and communications organization with a wealth of industry experience in various regions. Their long reach in the business combines a focus on brand narrative with full-service overhauls to on-site content, PR, creative departments, and digital experiences.

Pros

• Bastion is a full-service agency with cross-functional delivery
• With Bastion, you have the ability to scale your GEO strategy effectively across departments
• Bastion offers a unified experience as a single partner, providing comprehensive GEO and SEO services

3. Sterling Sky

Ideal Client

Brands with multiple locations or offices, or local service businesses that want to combine local SEO marketing strategies with AI capabilities.

What They Offer

Sterling Sky is a major name in local SEO. They offer GEO strategies that are geared towards businesses who have to deal with complex local discovery, map packs, and local SERP. Their understanding of AI Overviews can give you a tailor-made GEO strategy related to your unique content.

Pros

• Focuses on AI Overviews and how they affect local search traffic
• Can help businesses dealing with local SERP disruption

4. Fire & Spark

Ideal Client

Businesses looking to increase revenue via GEO and value experimentation with unique strategies, strong strategic framing, and exemplary GEO thought leadership.

What They Offer

Fire & Spark is a forward-thinking GEO and SEO company that conducts proactive research to successfully predict and outpace trends in the field. They are known for their engaging, collaborative dialogue with business partners and their focus on crucial GEO metrics such as competitor gap analysis, authority building, and AI search optimization.

Pros

• Fire & Spark’s clients see large gains in organic revenue
• Fire & Spark is a partner of Google, Google Ads, and Google Analytics
• Fire & Spark also works with Shopify and HubSpot

5. Siege Media

Ideal Client

Businesses looking to update their content to be data-driven and scalable to ongoing AI trends.

What They Offer

Siege Media prioritizes AI searches in their business strategy, starting with businesses that are experiencing keyword difficulty and extensively auditing their sites and content with an aim and measuring GEO results from major LLMs.

Pros

• Siege Media generates over $148 million in traffic value annually
• Siege Media has several major clients, such as TransUnion, Chime, Zillow, and PayPal

6. iPullRank

Ideal Client

B2B, SaaS, and professional services brands requiring enterprise-grade technical SEO with experimentation, schema, and AI-driven search strategies.

What They Offer

Founded to service businesses in need of enterprise technical SEO, iPullRank now also offers Generative Engine Optimization (GEO) and AEO experimentation that focuses on creating an effective AI content production system that optimizes your web content for selection by AI engines.

Pros

• Directly offers GEO and AEO experimentation
• Also experienced in high-grade enterprise technical SEO

7. Wiideman Consulting Group

Ideal Client

Multi-location brands that primarily gain visibility through local pages, ecommerce scaling, and fundamental technical SEO.

What They Offer

Wiideman Consulting Group is known for their longstanding SEO expertise and prioritizes a robust testing mindset in order to give you the best chance of success at GEO fundamentals. They are staffed by long-term SEO and SEM experts and are not primarily GEO-focused, but have a strong base in fundamentals that matter across both SEO and GEO.

Pros

• Strong SEO experience and strategy
• Experience with local pages and ecommerce scaling

8. Noble Studios

Ideal Client

Destination marketing organizations, hospitality, tourism brands, and health and wellness organizations looking for modernized search visibility.

What They Offer

Noble Studios is a great choice for brands that specialize in travel, tourism, health, and wellness. They have extensive experience marketing for these verticals and can retrofit your content to fit AI-generated answer prompts for queries specific to your field.

Pros

• Focus on travel, tourism, and hospitality
• Offers comprehensive industry coverage

Overview of Generative Engine Optimization (GEO)

Generative Engine Optimization (GEO) is a major new subset of SEO that focuses specifically on optimizing web content to be selected by AI-generated query answers. These AI-generated answers are typically produced by search engine AI models like Google Gemini, ChatGPT, and other LLMs. They synthesize and gather data from dozens of reliable or authoritative sources to provide the best answer to a specific query searched for by an online user.

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As a field, GEO primarily concerns itself with standardizing the metrics and strategies that businesses use to give their web content a better chance of being selected as a source for an AI-generated answer to a search query. Because AI answers commonly appear at the very top of results pages, the websites cited by them are statistically more likely to generate traffic. Therefore, like SEO before it, GEO aims to maximize a business’ chance of having its content be cited by an AI answer, as opposed to traditional ranking.

What To Look For in a GEO Agency

Starting the process of GEO can be a daunting task, and many online agencies are just looking to secure your money with promises of effective services that they don’t actually offer. With that in mind, here are a few things to look for when you’re choosing an agency to improve your GEO:

Deep Understanding of AI Systems

Effective GEO agencies will obviously have a deep understanding of how AI generators work, particularly in regards to how they select sources for their answers. Good GEO agencies will understand different AI models and their unique retrieval patterns, citation behavior, and preferred source types. They will also have excellent technical SEO capability, such as a knowledge of indexation, architecture, and structured data. Strong GEO agencies will focus on authority building by enhancing your digital PR, creating credible links, and establishing your brand footprint.

Custom Technology and Repeatable Workflows

A reputable GEO agency will always be upfront and offer you clear GEO methodology. If you see an agency that says they do vague “AI SEO,” they’re likely not reputable. Look for features like prompt sets, dashboards, competitive source overlap, and monitoring routines. Make sure that your choice offers comprehensive measurement and reporting on factors like citations and mentions, prompt coverage, and share of voice.

Flexible Service Structure

A solid GEO agency will offer your business tailored roadmaps and deliverables to match your constraints and team. They will offer a content library strategy built for retrieval by AI answer generators. Flexibility also comes into play with the services an agency offers. Good agencies will be able to facilitate both end-capped projects and long-term retainer agreements, as well as GEO plans that are strategy-only or strategy and execution-based.

Proven Results

Naturally, a good GEO agency will be able to provide proof of their impact across various industries. They will be able to offer examples of clients they have served, as well as verifiable outcomes such as visibility lift, pipeline impact, and lead quality. Additionally, they should be able to provide statistics regarding ROI, revenue growth, and other key success metrics.

How To Choose the Right GEO Agency

Even with all of the options above, it can be overwhelming to decide which GEO agency is right for you. We’re here to make the choice simple, so here are two central considerations for you to think about at every stage of the process:

Match the Agency to Your Needs

The best thing to focus on when choosing a GEO agency is matching that agency to your business needs. Consider the nature of your business: are you a technical-heavy site or a content-heavy program? Do you engage in B2B thought leadership, or ecommerce category capture? Are you looking to enhance your GEO for PR or authority purposes, or are you a brand that needs to create good GEO foundations first?

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All of these considerations will affect your ultimate choice of GEO agency. By thinking about these factors, you can determine whether you need help with content visibility, organic traffic, citations and measurements, or other features, and from there you can pick an appropriate agency.

Avoid Red Flags

Most importantly, you’ll want to avoid agencies that throw up major red flags indicating that they aren’t effective GEO agencies. Particularly, if an agency’s website offers no GEO measurement plan or makes vague claims about offering “AI optimization” without actual processes, you’ll want to avoid them. In the same vein, agencies that only provide rankings reports, not citation or mention tracking are generally unreliable. Finally, if the agency cannot provide any examples of verifiable outcomes from their services, stay away!

GEO FAQs

What KPIs should be tracked for GEO?

In general, GEO agencies should offer your business to track KPIs such as:

• AI Answer Presence
• Share of Voice (SOV)
• Brand Mention Rate
• Positioning Score
• Attribution Quality
• Factual Accuracy
• Citation Share
• Conversational Intent Match Rate
• Snippet Capture Rate
• Referral Traffic

Is GEO replacing SEO?

GEO is not replacing SEO; it is instead evolving as a crucial subtype of SEO. While AI-generated answers are taking over search engines, traditional ranking and SEO is still important, and it’s important to have strategies for both GEO and SEO to ensure business success.

How long does GEO take to show results?

Results timelines for GEO can vary widely based on your goals and strategies. Generally, however, businesses can expect to begin seeing more significant results within 3-6 months of implementing GEO practices.

Conclusion

GEO is fast becoming one of the best strategies for online marketing and visibility optimization. If you need help with GEO, your best bet is to seek out an agency that combines technical expertise, extensive content libraries, proven authority, and reliable measurement of key metrics. Of the options we’ve provided, Zupo is your best bet, as they provide a clear focus on AI visibility, structured optimization, and practical measurement.

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