While 94% of B2B buyers now use LLMs during their buying journey, Google still receives over 5 trillion searches annually.
Customers are discovering your brand on more channels than ever before. But the authoritative, well-structured content that earns the #1 SERP position is the same content that AI engines and social algorithms amplify.
Use this list of nine B2B SEO agencies to find a few that fit your growth stage and goals. Then, reach out for a chat to pick the right one.
Why we built this list
Grizzle has worked in the B2B SEO space since 2016, so we know who consistently gets tangible results for clients.
Every agency on this list is a competitor. But a curated list that conveniently excludes anyone we’re up against wouldn’t be useful.
Selection criteria were straightforward:
- B2B-only or B2B-heavy focus
- Concrete SEO outcomes and case studies
- Evidence of generative engine optimization (GEO) and AI search tactics
Who are the 9 best B2B SEO agencies in 2026?
The agencies worth hiring The agencies worth hiring in 2026 are those that recognize search behavior has shifted and have evolved alongside it.
SEO still drives measurable results as a standalone channel. But 84% of B2B SaaS CMOs now use LLMs for vendor discovery.
It’s also important to note that many “successful GEO tactics” (e.g., building topical authority and earning high-quality brand mentions) are rooted in SEO fundamentals.
These nine agencies help you with both SEO and GEO:
1. Omniscient Digital
Omniscient Digital is an organic growth agency that helps B2B software companies turn SEO, content, and AI search visibility into measurable pipeline.

Founded by former growth/marketing leads at HubSpot, Shopify, and Workato, Omniscient brings operational rigor to content programs that have outgrown initial processes.
The agency’s own thought leadership genuinely sets the industry standard.
Omniscient’s original research, frameworks (e.g., the barbell content strategy), and resources on GEO and B2B buyer behavior are cited widely across the space.
Clients include Jasper, Smartling, SAP, and Loom.
Case study: Omniscient helped Smartling generate $3.7M in pipeline through organic search. It also grew Jasper's organic sessions by 810%, while increasing product signups 400x.
Omniscient Digital’s key capabilities:
- SEO and content strategy. Bespoke organic growth programs built on voice-of-customer research, product marketing alignment, and proprietary frameworks.
- AI search visibility services. A partnership with Peec AI helps clients appear in LLM outputs and Google AI Overviews.
- Programmatic SEO. High-velocity page production for B2B software companies targeting large keyword sets at scale.
- Technical fixes. Site architecture, crawlability, and indexation improvements to underpin content performance.
- Link building and digital PR. Authority building through targeted backlink acquisition and brand mentions in high-value publications.
- Digital marketing analytics. Custom reporting dashboards that connect organic performance to pipeline and revenue.
What clients say about Omniscient Digital:
“Omniscient felt like a true strategic partner. They took the time to understand our business and industry, answered every SEO question, and delivered a tailored strategy and content roadmap aligned with our goals. Their recommendations were thoughtful, and they operated like they were an extension of our team.” — Derek Stangle, VP Marketing, RightCapital
2. Grizzle
Grizzle is a B2B organic growth agency that builds high-performing SEO, GEO, and content engines.

The team embeds directly into your workflows, scaling multiformat content and SEO programs alongside marketing, product, and customer success.
Grizzle’s performance-driven approach maps every content asset to the buyer journey, ensuring organic content contributes to revenue.
A dedicated R&D motion means we continuously experiment with new GEO and multichannel search approaches to drive visibility, mentions, and attributable pipeline.
For example, this video marketing agency guide reached the #1 SERP result for target keywords in just four days. Plus, got cited and mentioned in relevant AI Overviews and ChatGPT prompts:

Clients include Pipedrive, Semrush, Tide, and Tipalti.
Case study: Grizzle helped Pipedrive increase user sign-ups by 33% and revenue by 39% through a comprehensive organic content program that augmented paid acquisition.
Grizzle’s key capabilities:
- SEO and GEO strategy. Performance-driven roadmaps that identify immediate wins and build long-term demand across traditional and AI search.
- Content production. Expert-led editorial and video content mapped to buyer intent, built to drive pipeline across the funnel.
- Digital PR. Data-driven campaigns and original research designed to earn high-authority links and brand mentions that compound over time.
- YouTube and video. End-to-end video production to drive visibility and engagement on every channel where you have a presence.
- Content optimization. Systematic improvement of existing content portfolios, on-page SEO, and performance monitoring to protect and grow rankings and AI mentions.
- Translation and localization. Market expansion support for B2B brands scaling into new regions and languages.
What clients say about Grizzle:
"Working with Grizzle has been a great experience. They've helped us scale up our SEO and content program, folding in seamlessly with our internal content operations. All while maintaining a high standard of content quality." — Kyle Byers, Director of Growth Marketing, Semrush
3. Directive Consulting
Directive Consulting is a B2B performance marketing agency that connects SEO, paid media, and revenue operations into a single methodology built around qualified pipeline.

The agency has served over 420 B2B brands across technology, industrial, and professional services, generating $1B+ in client revenue.
Directive Consulting’s DiscoverabilityOS methodology aligns every project to how ICPs discover and evaluate (now with GEO alongside traditional SEO).
The proprietary Stratos platform also unifies CRM, paid media, SEO, and operational data to give marketing teams real-time visibility into revenue.
Clients include WordPress, Cisco, Calendly, and Adobe.
Case study: Directive Consulting’s content strategy repositioned Seagate into a new, highly competitive keyword category. Organic blog traffic increased by 75% MoM, while average position of core keywords improved by 50.6%.
Directive Consulting's key capabilities:
- SEO and content. Performance-driven SEO and content programs built around how modern B2B buyers search, mapped to ICP funnel stages and purchase intent.
- AI discoverability. GEO is built into every engagement via DiscoverabilityOS, ensuring clients appear in LLMs like ChatGPT, Perplexity, and Google AI Overviews.
- Paid media. Full-funnel paid search and social strategies designed to capture high-intent demand and accelerate pipeline.
- Performance creative. Campaign and landing page design built for testing, optimization, and conversion (including CRO without full redesigns).
- Revenue operations. Marketing data and process management ensure SEO and demand gen efforts tie directly to sales stages and closed revenue.
- Stratos AI platform. The AI-powered intelligence platform unifies cross-channel data for predictive insights and smarter budget allocation.
What clients say about Directive Consulting:
“I loved our account team, and Gabby was absolutely amazing. Directive helped us drive significant traffic growth over the last four years and has been a grade-A partner.” — Owen Ray, Director of Content Marketing, Invoca
4. Perceptric
Perceptric is a B2B content marketing agency that builds BOFU-first SEO and GEO programs to generate sales-qualified leads.

Around 80% of searchers now rely on “zero-click” results around 40% of the time. So, Perceptric targets BOFU content where buyers are already evaluating solutions. Then works upward.
The agency reverse-engineers how LLMs choose sources to build a GEO approach that gets clients cited in ChatGPT, Claude, and Perplexity.
Perceptric differentiates itself further with interactive content experiences that embed directly inside articles to drive time on page, brand recall, and sharing.
Clients include Katalon, Scout, DeepIDV, and Anduin.
Case study: Perceptric helped Katalon achieve 150K+ in traffic growth and $12M+ in revenue from SEO over three years. Plus, secured citations from ChatGPT, Claude, and Perplexity for commercial terms.
Perceptric's key capabilities:
- SEO and content production. BOFU strategy around sales interviews and SME input, targeting in-market buyers.
- AI SEO and GEO. Getting clients cited in LLM outputs across ChatGPT, Claude, and Perplexity—reverse-engineering how AI engines surface and reference sources.
- Interactive content experiences. Custom modules embedded inside blog posts that let buyers engage with products and compare options.
- Technical SEO foundation. Full technical and website audits with immediate executions, plus UI/UX optimization to set the site up for content performance.
- Conversion tracking and pipeline attribution. Full attribution setup in HubSpot and GA4 to track your customer journey and connect content directly to MQLs, SQLs, and pipeline revenue.
- Content calendar and strategy sprints. A full 60–120 topic content calendar aligned with your buyer journey and prioritized by conversion potential.
What clients say about Perceptric:
“As a bootstrapped founder, I know that organic growth is the way to grow. We're handling social media and DevRel in-house, while Perceptric handles all of the content production and organic growth. Thanks to their help, we're seeing tremendous growth that allowed us to prepare for our next funding round.” — Huy Tieu, Founder of Scout
5. Foundation
Foundation is a distribution-first digital marketing agency for B2B content that performs across search, LLMs, Reddit, social, and every channel your buyers actually use.

Founded by Ross Simmonds (one of the most widely cited voices in B2B marketing), Foundation is known for an approach that goes well beyond production.
Ross’s mantra, “create once, distribute forever”, underpins everything. His team researches, creates, and then amplifies across all relevant channels.
Foundation has generated over 220M organic visits for B2B SaaS clients. The agency’s original research into backlink formats, Reddit strategy, and LLM visibility is consistently referenced across the industry.
Clients include Canva, Bitly, Procore, and Mailchimp.
Case study: Foundation helped an anonymous SaaS tool generate 1M+ impressions in search results within 12 months, producing 63 search-driven articles that earned 1,800+ unique links.
Foundation’s key capabilities:
- SEO strategy and content creation. Data-driven briefs and long-form content built around search intent, ICP pain points, and keyword research.
- LLM visibility. Assets created to surface in ChatGPT, Perplexity, and Google AI Overviews alongside traditional search rankings.
- Content distribution and repurposing. A systematic distribution engine that amplifies content across LinkedIn, Reddit, YouTube, email, and social.
- Reddit strategy. A proprietary playbook for B2B brands to build presence and drive pipeline through one of the fastest-growing sources of BOFU search visibility.
- Link building and digital PR. Backlink acquisition and outreach programs grounded in original research and data-driven content that earns high-authority links at scale.
- Content optimization. Ongoing audits and refreshes to improve LLM visibility, conversion rates, on-site SEO, and content performance as algorithms and buyer behavior evolve.
What clients say about Foundation:
“Foundation knows content marketing. Their team has taken our blog from a random collection of thoughts to a strategic content machine that speaks to our customers and drives our sales funnel.” — Anonymous, CEO
6. Powered by Search
Powered by Search is a B2B marketing agency that combines SEO, paid media, content, and ABM in a single revenue-focused growth model.

With over a decade of working exclusively with B2B companies, the agency operates under its “Predictable Growth” methodology.
The framework gets B2B brands in front of decision-makers, converts them with compelling offers, and builds a scalable model that compounds over time.
By speaking directly to buyer pain points and pointing to next steps with clear CTAs, Powered by Search promises to drive $5 ARR for every $1 invested.
Clients include Elastic, SentinelOne, Basecamp, and PointClickCare.
Case study: Powered by Search helped a data privacy SaaS company generate $11.1M in SEO pipeline. The agency also increased TouchBistro demos by 324% in six months.
Powered by Search's key capabilities:
- B2B-specific SEO. Programs built around pipeline contribution rather than traffic volume, with content mapped to ICP buying stages and conversion points.
- Demand generation strategy. A proprietary “Predictable Growth” methodology that stacks SEO, paid, and content into a compounding system that grows CLV over time.
- Paid advertising. Full-funnel PPC and paid social campaigns built to capture in-market demand and deliver leads that convert to demos and trials.
- Account-based marketing. Targeted ABM programs that engage specific decision-makers, compressing deal cycles and improving MQL-to-SQL conversion rates.
- Content publishing and marketing. Buyer-stage content that educates prospects, addresses objections, and drives next-step actions.
- Digital PR and link building. Authority-building through backlink acquisition that creates credibility in competitive SaaS categories.
What clients say about Powered by Search:
“Everyone talks about mapping content to the buyer stages, but few people, few agencies can really execute on the actual content that will actually drive next step demo requests in a way that Powered by Search can.” — Neil DuPaul, Senior Director Demand Gen, ThreatX
7. Evolv
Evolv is a UK-based SEO and GEO agency for B2B SaaS companies, built by the team behind Accelerate Agency.

Evolv operates on the “search everywhere optimization” principle. The team targets traditional rankings to AI-generated mentions as part of a single, unified strategy.
The agency embeds across product, PR, content, and partnerships to build coordinated search visibility.
Evolv customizes its SEO strategy to each client, based on industry, audience, and goals.
Clients include Dialpad, Databricks, PandaDoc, and RingCentral.
Case study: Working under the Accelerate Agency brand, Evolv helped Dialpad grow organic traffic by 4,130% through targeted SEO and content creation.
Evolv's key capabilities:
- SEO strategy and implementation. Customized programs derived from in-depth competitor analysis and keyword research.
- Generative search optimization (GSO). Content optimization for RAG systems and schema markup enhancements to ensure clients appear across ChatGPT, Gemini, Claude, and Perplexity.
- Technical SEO consultancy. Deep expertise across site architecture, Core Web Vitals, crawl budget optimization, mobile-first indexing, and generative search blockers.
- Bespoke content creation. Brand-immersive content production that combines tone of voice, SEO, and GSO research using proprietary tools.
- In-depth keyword research. Competitor gap analysis and ROI-based keyword evaluation to identify high-value opportunities with clear conversion potential.
- Cross-functional search strategy. A coordination-first methodology that aligns product, PR, content, and partnerships around a shared visibility framework.
What clients say about Evolv:
“Working with this team transformed our organic search performance. Their technical expertise and strategic approach delivered results that exceeded our expectations.” — Anonymous
8. Tao Digital
Tao Digital is a UK-based B2B content marketing agency specializing in SEO, PPC, and web design for regulated industries with long, complex sales cycles.

The team follows a search-first philosophy: every website they build has SEO fundamentals in the foundation (whether or not a client continues with ongoing services).
Where most agencies on this list focus on SaaS, Tao Digital’s sweet spot is B2B companies in sectors like insurance, legal, and fleet management.
The agency starts with a full site health check when onboarding. Then, combines technical SEO, content marketing, and digital PR into a single bespoke strategy.
Clients include Stanmore Insurance, Fleetcover, Thornton & Lowe, and Cowgills.
Case study: Tao Digital increased qualified insurance leads for Fleetcover by 751% over 12 months. A content and technical SEO program secured the #1 SERP position for core target keywords.
Tao Digital's key capabilities:
- Complex industry SEO. A search-first strategy, built around bespoke audits and continuous competitor monitoring.
- Technical SEO. Site architecture, crawlability, and performance improvements delivered from day one (including clients who only engage Tao for web design).
- Content marketing. Research-led production built around ICP search behavior in regulated, complex B2B sectors where educational content builds trust.
- Digital PR and link building. Outreach-led link acquisition and brand mention campaigns to build domain authority in niche B2B verticals.
- PPC management. Paid search and paid social campaigns across Google and Bing, managed with ROI and lead quality as primary metrics.
- Web design and development. Bespoke WordPress and Aero, ensuring technical performance and search visibility are baked in.
What clients say about Tao Digital:
“For years, we’ve been looking for a company to do exactly what [Tao Digital] has done, and I can honestly say in 12 years of being involved in marketing, this is the first time that any marketing company has proactively gone ahead and done something for us in this way. I’ve whinged about it for so long that it made my day when it dropped in my inbox. Really chuffed.” — CEO, Fleetcover
9. Embarque
Embarque is a productized SEO agency built for early-stage SaaS companies that need fast, revenue-focused results without the overhead of a traditional retainer.

The agency operates on a transparent, tiered pricing model with 3–6 month plans. There are no rolling monthly contracts, but you do get a money-back guarantee—a slightly different positioning to most agencies on this list.
A BOFU, product-led approach ensures Embarque’s team always writes content to drive sign-ups and revenue.
AI SEO is included from Tier 2 upward, covering visibility in ChatGPT, Perplexity, and Google AI Overviews.
Clients include VEED, Riverside, Flick, and Mailjet.
Case study: Embarque created a product-led SEO and content program to help MentorCruise grow YoY revenue by 1,600% in three years. Plus, monthly trials increased by 1,000% over 18 months.
Embarque’s key capabilities:
- SaaS SEO strategy. Revenue-based keyword strategy and content planning built around sign-ups, trials, and MRR growth.
- AI search optimization. Dedicated GEO to get clients cited and visible in ChatGPT, Perplexity, and Google AI Overviews (available from Tier 2 upward).
- Content production. Product-led, BOFU-first content that puts your product at the center of the story and drives readers toward conversion.
- Link building and digital PR. Backlink acquisition and off-page authority building focused on earning high-quality links that improve domain authority.
- Programmatic SEO. High-velocity, template-driven page production for B2B companies targeting large keyword sets at scale (available from Tier 3).
- Reddit and forum marketing. Community-led visibility strategy across Reddit and niche forums to build organic presence where B2B buyers increasingly discover and evaluate tools.
What clients say about Embarque:
“Since implementing Embarque’s strategy, we’ve seen some of our pages gather significant search traffic. In particular, our podcasting name generator gets thousands of search clicks.” — Adrian Spataru, Founder, Cleanvoice
How do I choose the right B2B SEO agency for my company?
The best way to narrow down agencies with overlapping services is to arrange calls, ask hard questions, and get a feel for how they think.
But before you do, get clear on what you actually need.
Zero-click searches have cut organic web traffic by around 15–25% across the board. This means traditional rankings don’t create the same direct traffic they did even a couple of years ago.
The agencies worth hiring in 2026 connect SEO to revenue and create AI search visibility at the same time.
Before you reach out to anyone on this list, ask yourself these five questions:
FAQs for the best B2B SEO agencies
What does a B2B SEO agency actually do?
A B2B SEO agency helps your company get found by the right buyers at the right stage of their journey. Usually, through a combination of technical SEO, content strategy, and link building.
The best ones go beyond rankings to connect organic search directly to pipeline, revenue, and (increasingly) visibility in AI-generated answers.
How much does a B2B SEO agency cost?
Retainers typically range from $2,500 to $20,000+ per month, depending on scope and your existing program’s maturity. Most offer flexible contracts.
How does SEO relate to GEO or AI SEO?
SEO and GEO are more connected than most people realize. LLMs cite content from trusted brands with credible, first-party insights that they can’t pull from training data.
Building topical authority, earning high-quality brand mentions, and producing expert-led content serve both traditional and AI search.
(Think of GEO as the next layer on top of a strong SEO foundation. It’s not a replacement for it.)
What’s the difference between a B2B SEO agency and a GEO or AEO agency?
A traditional B2B SEO agency focuses on ranking in Google and driving organic traffic. A GEO or answer engine optimization (AEO) agency focuses on getting your brand cited and visible in ChatGPT, Perplexity, and Google AI Overviews answers.
In practice, the best agencies in 2026 are doing both. If an agency you’re evaluating only talks about one service or the other, ask why.
























