Which Generative Engine Optimization (GEO) Agencies Are the Best To Work With in 2026?

The state of SEO and content optimization is changing rapidly as time goes on, perhaps no more clearly than as a result of the development of generative AI. From Google’s Gemini to ChatGPT, generative AI assistants are revolutionizing the way we disseminate and receive information, and it’s clear that classic SEO tactics need to be adjusted to fit this new paradigm.

In response to the advancement of generative AI, many companies are supplementing their existing SEO strategies with Generative Engine Optimization (GEO), which is geared towards tailoring a business’ content for selection by generative AI models as a reliable source. GEO is rapidly becoming a core growth channel for online businesses, and if you’re in need of some help navigating this new facet of digital visibility, we’re here to help with a list of the best GEO agencies you can work with in 2026!

The Basics of Generative Engine Optimization (GEO)

In principle, Generative Engine Optimization (GEO) is pretty simple. Much like SEO, which is the practice of optimizing content and user experience in order to attract high rankings on results pages, GEO aims to improve a website or business’ online visibility and exposure to potential users and customers. GEO, however, is specifically geared towards optimizing web content to appear in the citations or references of AI-generated answers.

If you’ve been on a search engine like Google recently, you’ve likely seen that most of your searches automatically feature a summary of answers to your query at the very top. These summaries, generated by AI, dig up and synthesize the most relevant and accurate answers to your query and give you a quick answer, along with providing the sources they drew from. The origins of GEO sprang from businesses’ desire to give their content the best shot at being one of the cited sources in an AI summary, as this makes it more likely that users will interact with their business.

Key Strategies Top GEO Agencies Use To Optimize Your Content

In order to optimize your business’ content for selection by AI generators, you can ask a GEO agency for help. These agencies are well-versed in how AI generators work, and they can offer you various strategies to improve your content and make it more likely that you’ll appear in AI citations. Some of the things a top-of-the-line GEO agency will help ou with include the following:

AI Visibility Baseline and Competitive Source Mapping

The most important factor in whether or not you appear in an AI-generated summary is your content’s relevance and competitiveness. GEO agencies can help you boost your content’s visibility baseline, making it more likely to stand out to AI algorithms. A GEO agency will help you perform competitive source mapping, determining which publishers or sources dominate your category answers, as well as whether you have any existing citations and where your gaps are as opposed to your competitors.

Content Libraries Built For Retrieval and Trust

GEO agencies will help you expand your content library, retooling it to be as trustworthy as possible and primed for retrieval by AI generators. This includes creating entity and topic coverage maps to determine what your content should cover, as well as transitioning your content into “source-worthy” formats such as comparisons, definitions, evidence, and FAQs, which are more appealing to AI generators.

Technical Foundations That Increase Eligibility

With the help of a GEO agency, your business will be able to establish strong technical foundations to make your content more eligible for AI selection. GEO agencies can help you make your content stand out to AI web crawlers and indexers, can improve your internal linking, and can enhance your content with structured data, templates, and consolidation.

Authority and Third-Party Validation

Your business relationship with third parties and customers is vital, and GEO agencies can help you use AI exposure to your advantage, cultivating a reputation of authority in your industry and good relationships with partners and consumers. With the help of digital PR, expert commentary, and data stories, GEO agencies can help you establish a consistent brand footprint across various trusted sites, giving you the advantage of a strong reputation for quality and reliability.

Reporting That Connects GEO to Business Outcomes

As part of their services to you, top GEO agencies will frequently give you reports on your company’s performance across important metrics and Key Performance Indicators (KPIs). GEO agencies will track various GEO-related KPIs, such as AI Answer Presence, Share of Voice (SOV), and Brand Mention Rate. They will also monitor traditional SEO KPIs like organic traffic, keyword rankings, and user engagement. These crucial lead and pipeline indicators will give you a consistent, evolving picture of how your content is performing.

What Are the Best GEO Agencies to Work With in 2026?

1. Zupo

Best For

B2B, SaaS, and service businesses looking for a partner with extensive experience at both SEO and GEO that can offer clear improvements and measurable results.

Competitive Edge

Zupo offers dedicated GEO services, but also has extensive SEO experience and can offer you a clear measurement framework.

What To Expect

  • Informative AI visibility baselining

  • Dedicated prompt set tracking

  • Comprehensive content library strategy

  • Citation-oriented optimization

  • Helpful, communicative team

2. Bastion Agency

Best For

Brands and businesses looking for a holistic, single-partner approach to digital marketing across PR, content, creative, and digital experiences.

Competitive Edge

Bastion Agency is a full-service marketing organization that uses content optimization to revolutionize and rework your brand narrative for greater authority and reputation.

What To Expect

  • Scalable GEO strategies that can apply to various business departments

  • Cross-functional delivery of GEO services

  • Proven reliability at improving SEO

  • Potential for threefold increases in organic traffic and revenue

3. Sterling Sky

Best For

Local, multi-location brands looking for first-time help with AI Overviews and local SERP disruption.

Competitive Edge

Sterling Sky has a wealth of expertise in local SEO and has extensive knowledge of how AI Overviews work in order to assist your business in earning more organic citations.

What To Expect

  • Focus on how AI Overviews affect local search traffic

  • Assistance with local discovery, map packs, and local SERP

  • Services tailored your business rather than general GEO practices

4. Seer Interactive

Best For

Enterprises looking for research-driven practices, a focus on analytics, and clear explanations of GEO KPIs and best practices.

Competitive Edge

Seer Interactive prioritizes unconventional thinking and experimentation with GEO that has led many clients to success, but all of their approaches are backed by extensive research to ensure your confidence in their process.

What To Expect

  • GEO-specific services

  • Research-backed approach

  • Emphasize structured data and schema

  • Extensive communication

5. Fire & Spark

Best For

Businesses with an interest in experimental GEO primarily geared towards generating increased revenue.

Competitive Edge

Fire & Spark engages in collaborative dialogue with their partners to develop proactive strategies based on predictive trend analysis of competitor gaps and other KPIs.

What To Expect

  • Strong thought leadership and experimental GEO practices

  • Revenue-oriented strategies that can boost income extensively

  • High ROI based on relevant KPIs

6. iPullRank

Best For

B2B, SaaS, and service brands looking for enterprise-grade technical SEO adapted to AI-driven search strategies.

Competitive Edge

iPullRank offers GEO and AEO services with a focus on creating an AI content production system geared towards retrieval and exposure.

What To Expect

  • GEO and AEO-specific services

  • Can also provide high-grade enterprise technical SEO

  • Research-backed approach

7. Wiideman Consulting Group

Best For

Multi-location brands with strong local presence and a high degree of ecommerce scaling that need help with fundamental SEO practices.

Competitive Edge

Wiideman Consulting Group consistently tests their fundamentals to offer you a constantly-evolving plan for success based on their long-term SEO and SEM expertise.

What To Expect

  • Lengthy SEO experience

  • Focus on local pages

  • Ability to handle ecommerce scaling

  • Solid SEO and GEO fundamentals for companies that need the basics

8. Conductor

Best For

Businesses looking for basic GEO education with clear benchmarks and comprehensive measurement frameworks.

Competitive Edge

Conductor is not primarily a GEO agency, but its GEO research has established success standards based on important KPIs and can offer accelerated impact through end-to-end workflows.

What To Expect

  • Strong GEO basics and clear definitions

  • Robust benchmark research

  • All-in-one solution with great usability

  • Built for large-scale, complex operations

9. Noble Studios

Best For

Businesses engaged in destination marketing, hospitality, tourism, and health and wellness that need enhanced search visibility to draw in visitors and customers.

Competitive Edge

Noble Studios is geared towards providing effective GEO for businesses in the tourism, hospitality, and wellness verticals and has extensive experience optimizing content to fit AI answer generators for related queries.

What To Expect

  • Focus on travel, tourism, and hospitality

  • Offers modern search visibility

  • Content optimization for Google and generative engines

  • Clear objectives and positioning

10. 9Sail

Best For

Law firms and businesses in the legal field needing digital visibility and long-term GEO restructuring.

Competitive Edge

9Sail is a specialized GEO agency that works specifically with law firms and legal industries to create content, restructure websites, and develop GEO strategies for relevant legal queries to increase retrieval and citations.

What To Expect

  • Trend-based research

  • Connection with high-intent users

  • Total website overhauls

  • Sustainable growth plan focused on GEO

Common GEO Agency Red Flags

The GEO agencies listed above are all reputable and well-reviewed, but there’s always a chance that you’ll encounter others in your research that are sketchier and less reliable. To help you avoid making a bad choice for your GEO agency, here are some red flags to watch out for.

When researching GEO agencies, be wary of those which:

  • Offer no GEO measurement plan (i.e., no KPI reports)

  • Make vague claims that they do “AI optimization”

  • Don’t provide you with a step-by-step GEO process

  • Only offer traditional rankings reports for SEO, not GEO

  • Have no examples of outcomes

Guide To Working With a GEO Agency

Obviously, all of this is very high-level, and if you’re a business owner, it might leave you scratching your head and wondering what the actual experience of working with a GEO agency is like. To ease your nerves, here’s a quick summary of what to expect when you partner with a GEO agency. 

Onboarding

When you first start out with a GEO agency, you’ll establish the fundamentals of your plan. Your agency will help determine your baseline visibility across various AI models and then use that to construct a roadmap with goals that you’ll aim to hit within a certain timeframe. The first few weeks will involve determining role clarity between you and the agency, and you’ll likely see some quick wins and increases in engagement as a result of their early changes.

Monthly Reporting

As time progresses, you and your agency will develop a more consistent relationship of communication. Your agency will give you consistent monthly reports on your progress, including how you have performed on various GEO visibility metrics and what business impact signals you are experiencing. These reports will allow you to adapt and alter your plan as you go, capitalizing on new trends and consistent wins.

Conclusion

With GEO in your toolbox, your business can become a crucial and reliable source for AI answers, increasing your customer engagement. Making the right choice of GEO agency is crucial for success, and you need a partner with technical, reputational, and measurement expertise to make your plans succeed. For that, Zupo is the best bet on our list, pairing the perfect level of technical knowledge with years of experience in helping businesses improve their digital visibility!

Jason KhooComment