Top 15 B2B SEO Agencies that Actually Deliver Results

In B2B, the goal isn’t just to drive traffic. Your brand must reach the right people at the right time.

85% of B2B buyers use search engines to find solutions. If your business isn’t popping up in search results, you’re likely losing potential customers to competitors.

But here’s the thing: B2B SEO isn’t the same as B2C SEO. 

The sales cycle is longer, the keywords are more niche, and the people making decisions aren’t impulse buyers. So, you need an SEO agency that gets this.

To help, I’ve compiled a list of the 15 best B2B SEO agencies that know how to bring in leads, boost visibility, and move the needle for your business.

What is a B2B agency?

A B2B SEO agency helps businesses sell to other businesses by improving their online presence on different search engines, primarily Google.

Unlike B2C (business-to-consumer) SEO, which aims to attract customers, B2B SEO focuses on reaching decision-makers. This includes managers, executives, or business owners looking for company solutions.

These agencies use strategies like:

• Keyword research – Finding the exact words and phrases potential clients search for.
• Content creation – Writing blogs, guides, and case studies that answer industry-specific questions.
• Technical SEO – Optimizing websites so they load fast and work well on all devices.
• Link building – Getting other reputable websites to link to yours, boosting credibility and rankings.

These agencies aim to help businesses rank higher on Google, attract quality leads, and turn website visitors into paying clients.

A quick comparison of the 15 best B2B SEO agencies

1. WebFX

Best for: Data-driven SEO strategies

Popular Clients: Subway, Wrangler, Fujifilm, Jiffy Lube

Strenghts: RevenueCloudFX, IBM Watson

WebFX is known for its AI-powered approach to SEO. It taps into AI and machine learning with IBM Watson, using data-driven insights to refine campaigns and improve results. 

One of their biggest strengths is RevenueCloudFX. 

It’s a powerhouse tool with 20+ features to track and analyze your marketing performance. It gives you a channel-specific ROI dashboard to see your cost per lead and compare channel performance to make smarter investment choices.

Since the size of your website affects your SEO needs, including content, management, and on-page optimization. WebFX strategists consider this when building a custom SEO plan for you.

Once your plan is ready, WebFX helps your brand stand out. Their team of 500+ experts covers marketing, social media, copywriting, design, and development.

With WebFX’s competitor monitoring features, you can stay ahead by analyzing rival strategies and finding opportunities to outperform them.

Then there are other perks like over 65 content formats, full-funnel ROI tracking, lead gen monitoring, and revenue tracking. You even get an in-house project management software, 24/7 help desk, and phone support.

Pricing

WebFX’s custom SEO plans start at $3000/month

2. Victorious

Best for: Scalable SEO solutions

Popular Clients: Spotify, Salesforce, Groupon, Delta Dental, GoFundMe

Strengths: Well-rounded tools for on-page SEO, off-page SEO, and technical SEO with keyword research. 

Victorious follows a straightforward, step-by-step approach to SEO. This is to help your business grow organic traffic while ensuring everything fits your sales process. 

Once Victorious considers your marketing goals and resources, it gives you intelligent recommendations for long-term ROI. 

Victorious even makes tracking your progress a breeze. 

You get a dedicated Customer Success Manager and an SEO Strategist. They keep an eye on metrics like organic traffic, keyword ranking, website health, and more. You can track your campaign anytime with your personalized dashboard, which is available 24/7.

Victorious also offers website maintenance and managed WordPress hosting so that you can focus on customers instead of never-ending tech issues. 

Whether it’s fixing crawling issues, building strong backlinks, or maintaining your website, they optimize everything so you stay ahead of the competition.

Before any commitments, you can book a free call to go over your search goals, business needs, and audience insights—victorious claims to help you figure out how to build an SEO strategy that works.

Pricing

Victorious doesn’t share much about its pricing on its website. However, here’s a pricing overview from G2 (last updated on October 10, 2024).

• Search-First Package – $5,399/month
• SEO Base Package – $2,999/month
• SEO + Web Implementation – $3,398/month
• SEO + Content Services Package – $4,998/month
• Content Services Package – $1,999/month

3. Siege Media

Best for: Content-driven SEO

Popular Clients: TransUnion, Zendesk, Zapier, Hubspot, Asana, Airbnb

Strengths: Extensive design tools for graphics, content, and web

If content marketing is at the heart of your B2B strategy, Siege Media excels at creating high-quality, SEO-friendly content that drives organic traffic and conversions.

They focus on clear communication, so everyone’s on the same page and projects turn out exactly how you want.

Their creative process is straightforward. It includes building a foundation through competitor analysis, crafting narratives from data, tweaking content with your feedback, and then promoting it using SEO strategies. 

To enhance online visibility, Siege Media offers SEO services such as content pruning, keyword research, and page speed optimization. 

I like how open Siege Media is about using AI. They use it to boost efficiency in content creation, handling tasks like outlining, image editing, brainstorming, and keyword research. But the writing itself stays human, which helps you connect with people and drive engagement.

They walk you through the company’s challenges and summarize how Seige Media helped them perform better in the niche market. 

I recommend reviewing Siege Media’s case studies. It can help you understand their use case better.  

You can filter these case studies by service, like Digital PR, Web Design, and Technical SEO. You can browse by industry, from SaaS and Fintech to E-Commerce and Health.

Pricing

While Seige Media’s pricing isn’t transparent, they mention that you can have a contract for at least 12 months. 

If you’re interested, just click the “Let’s Talk” button and fill out a form with details like your budget and service needs. Their sales team will then get in touch.

4. Directive Consulting

Best for: SaaS and tech companies

Popular Clients: Samsung, Snap Inc., Uber Freight, Seagate, Adobe 

Strengths: Excels in creating brand-centric and foundational content 

Directive specializes in SEO for B2B SaaS brands, helping them generate demand and improve organic acquisition through tailored SEO strategies.

I like how Directive Consulting uses 1st-Party-Data like survey content and thought-leadership pieces to filter out inefficient leads. Then they map out your TAM(Total Addressable Market), build account lists, and manually verify potential clients, so you focus on converting leads. 

They also tackle what most B2B companies struggle with: broken SEO reporting, reactive strategies, and a backlog of unimplemented fixes. Directive Consulting handles everything, internal linking, site speed, mobile optimization, metadata, and other complex tasks.

On the distribution side, they go beyond traditional SEO. Your content isn’t just optimized for search. Directive Consulting ensures it amplifies across digital PR, emails, videos, and social media platforms. 

They also leverage AI Overviews (from tools like ChatGPT, Gemini, and Perplexity AI) to help your brand appear in generative search results. This gives your brand more visibility in newer search formats.

Pricing

For pricing, you can contact their sales team.

5. Brainlabs

Best for: B2B brands that want performance marketing driven by data and testing

Popular Clients: WeTransfer, Adidas, American Express, Boots

Strengths: Full-funnel performance marketing, advanced testing, first-party data strategy

Brainlabs is a performance marketing agency built for testing and scale. They run tight, data-backed campaigns across SEO, paid media, CRO, and analytics. Such a feature set helps B2B brands experiment fast and double down on what works.

Their team doesn’t operate in silos. They build integrated campaigns across paid search, programmatic, influencer, and retail media. Whether it’s Amazon, Google, or LinkedIn, Brainlabs adjusts spend and creative dynamically, based on performance.

On the SEO side, they combine content and technical audits to find what’s missing. They also offer conversion rate optimization (CRO) to identify what’s stopping visitors from converting, and then fix it.

Brainlabs also brings in data science and first-party data strategy to improve targeting. Their Cortex platform helps automate workflows, while their GMP (Google Marketing Platform) specialists set up sustainable growth systems for enterprise teams.

You also get support across UX design, email, influencer campaigns, and web development. And this makes Brainlabs a full-stack partner, not just another SEO solution. 

6. Cleverly

Best for: B2B brands focused on LinkedIn outreach and lead generation

Popular Clients: PayPal, Amazon, WeWork, Figma, Canva, Slack

Strengths: LinkedIn outbound, lead list building, cold email, and content for outreach

Cleverly is built for B2B brands that want leads, not just traffic. They specialize in LinkedIn outreach, writing and sending custom messages to decision-makers in your target accounts. 

Inform Cleverly about your Ideal Customer Profile (ICP), and they handle the rest, everything from copywriting to automation, and follow-ups.

I like how they build hyper-targeted lead lists using LinkedIn Sales Navigator and verified data sources. If your internal team wastes time chasing unqualified leads, this tightens your pipeline quickly.

They also offer cold email campaigns, paid LinkedIn ads, and ghostwritten LinkedIn content to keep your brand visible while the outreach runs.

If your inbound engine is slow or inconsistent, Cleverly helps you go outbound, with minimal lift from your side. They also run LinkedIn ad campaigns for A/B testing, ad design, and audience targeting. 

If you’re scaling outbound or don’t know where to start, Cleverly handles the entire setup. It’s not just for sales; they also use the same system for recruiting. You can reach qualified candidates, automate outreach, and book interviews without doing it manually.

Pricing

Cleverly’s white-label plans are built for scale. Both tiers include outreach to 500 prospects per month, unlimited follow-up messages, and support for multiple LinkedIn campaigns. You also get access to an Advanced LinkedIn Masterclass to sharpen your outbound strategy.

Email integration is available for campaigns that require inbox-level personalization. The pricing varies depending on whether you want appointment setting included.

• White-label Gold – $397/month
• White-label Platinum – $697/month

7. First Page Sage

Best for: Thought leadership and long-term SEO

Popular Clients: Logitech, Alcoa, Cadence, Verizon

Strengths: Transparency in the marketing process

First Page Sage takes a well-rounded approach to SEO. It understands Google’s Algorithm and Search Intent to connect your business with potential clients. 

With back-end updates, your site is optimized to improve UX design, meta title tags, structured data,  page speed, and mobile responsiveness. 

Their content team creates around 10 high-quality pages every month to convert more customers. These pages are built to target the right keywords and solve your audience’s pain points. 

But what makes them stand out? Transparency and results. 

Their reporting team tracks key metrics and gives clear, actionable insights to keep your campaign on track. First Page Sage uses a detailed editorial calendar to keep everything on track. It outlines the target keywords and the timeline for delivering content.

Whether it’s white papers, detailed article series, or cybersecurity reports, First Page Sage breaks down complex topics in a way that resonates. 

Plus, they craft pillar pages and authoritative landing pages to showcase industry expertise and drive engagement.

Pricing

Contact sales either by submitting a form or calling 855-888-SAGE. 

8. SmartSites

Best for: Companies that need a digital marketing suite

Popular Clients: B Floral, Sharemoney, Plesk, ProxyKey

Strengths:  Combines social media with SEO, PPC, web design, and email marketing 

With expertise in SEO, PPC, and web design, SmartSites offers a holistic approach to digital marketing. Think of it as an all-in-one solution.

Sites you design with SmartSites adapt well to desktop, mobile, and tablet. They also fine-tune your Google Page Speed score for faster load times. Whether using WordPress, Magento, or another platform, you stay in control while their team is always ready to help when needed.

Whether it’s SEO analysis, copywriting, digital PR, or website migration, SmartSites covers it. You can choose Local SEO, E-commerce SEO, National SEO, and Franchise SEO.

SmartSites’ certified PPC experts help businesses connect with the right audience while lowering the acquisition costs. Their approach blends cutting-edge technology, a dedicated team of specialists, and insights from over a billion data points. 

You can advertise on platforms like Google, Facebook, Twitter, LinkedIn, Instagram, Amazon, Reddit, Pinterest, and Bing.

For those who rely on email marketing, SmartSites has got you covered.

You get automated email flows, A/B testing, custom email templates, and an advanced segmentation feature to group audiences.

Pricing

SmartSites also has a form to fill in your credentials and what you need help with. Once you submit it, SmartSites will connect with you.

9. TripleDart

Best for: Mid-sized B2B businesses

Popular Clients: Freshworks, Sprinklr, CleverTap 

Strengths:  3-month strategy pitch to plan for the upcoming quarter

TripleDart crafts SEO-driven content that helps your brand stand out on Google and attract the right audience. 

Their expertise spans various content types. This includes blogs, thought leadership pieces, ebooks, feature pages, and social media posts. It makes your brand’s message resonate with your audience across multiple channels.  

TripleDart goes beyond just content creation. By optimizing for search engines with in-depth keyword research, structured data, and meta tags, they ensure that every content improves your site’s visibility.  

Within the first 45 days, TripleDart sends you an audit report that helps you tweak technical issues, re-optimize content, and improve foundational content. You get Customer journey maps based on insights to understand your customer profile and their conversion journey. 

You don’t have to worry about your progress. TripleDart sends you periodic reports(weekly, monthly, quarterly) with insights on performance trends and updates on deliverables. You can schedule bi-weekly calls to discuss your goals and strategically plan with TripleDart.

If your content has worked well in the past, TripleDart analyzes your product and ideal customers with an in-depth SEO content audit. This helps you retain customers and continue practices that have helped your company. 

Pricing

Plans start at $5000/month, plus you can book a free demo call. They’ll analyze your current approach, identify key roadblocks, and give you a quote. 

10. SEO Brand

Best for: B2B, B2C, and SaaS companies

Popular Clients: Ceridan, Uniden, U.S. Army, LG, Giorgio Armani

Strengths: Serves a range of industries like healthcare, e-commerce, law firms, hotels, and automotive. 

SEO Brand begins with in-depth keyword research. It identifies focus, primary, and long-tail keywords to improve your site’s relevance and search engine ranking.  

Their on-page SEO expertise makes your content both user-friendly and search-engine-ready. Every page is optimized with compelling meta tags, descriptions, and headers.  

SEO Brand specializes in link building, focusing on high-quality backlinks from niche blogs, news sites, and industry associations. These strategic links help boost your domain authority and drive organic traffic.

Aside from content and links, SEO Brand conducts a full technical audit to address issues like slow loading speeds, duplicate content, mobile optimization, crawl errors, 404 errors, and ADA compliance. 

If you want custom reports, you can have them too. You can choose from metrics like ranking positions, on-page optimization, organic search traffic, and keyword performance.

SEO Brand sends emails, schedules status calls, and organizes kickoff meetings to give you regular updates. Your team is actively involved throughout the process.

Pricing

SEO Brand’s plans start at $2000/month. The price may increase depending on the services you need.

11. KlientBoost

Best for: SEO and conversion rate optimization (CRO)

Popular Clients: Airbnb, Stanford University, Upwork, Yesware

Strengths: Strong feature set with flexible options 

KlientBoost gives you the flexibility to choose how it serves you. You can choose from five different options and integrate their service. 

With Ongoing Expert Management, they handle everything from strategy to execution, providing regular reports.

The Deep One-Time Audit gives you a detailed analysis with actionable recommendations to improve performance.

For One-Time Setup, builds a high-performing system that you manage yourself.

Ongoing Consulting helps you excel with continuous expert guidance and data-driven insights.

Pure Performance follows a revenue-sharing model, where the revenue is split between your brand and KlientBoost. 

Creating content is a breeze too.

KlientBoost helps you engage customers with blog posts, infographics, checklists, eBooks, whitepapers, case studies, reviews, how-to guides, and guest posts. And all your content is SEO optimized.  

Features like bounce rate minimization, link building, and conversion rate optimization help improve user experience and drive better results. To improve visibility, you get domain rating improvement, high-converting popups, and first-party data implementation.

Pricing

Instead of a form, KlientBoost asks you to answer a few questions about the required services, your budget, and your goals., Then, based on that, you’re offered a quote. 

There’s even a Free Marketing plan that will give you a glimpse of their tools.

12. OuterBox

Best for: B2B brands with long sales cycles 

Popular Clients: Atlas Oil, DripDrop, Embrace Pet Insurance, JEGS 

Strengths: Custom SEO strategies, long-term PPC support

If you’re looking for a team that doesn’t guess and doesn’t outsource strategy, OuterBox is worth a look.

They work best if your sales cycle is long and layered. Their in-house tool, LOOP Analytics, gives you lead-level data like keywords, form activity, and user behavior. This way you can fix what’s not working and double down on what is.

OuterBox also builds custom SEO plans using keywords your audience is actually searching for. No templates. No fixed packages. Just brand-centric strategies to boost leads.

Built-in call tracking and form tracking features come in handy, too. You get to see what prospects ask, how they move across your site, and where they drop off. The goal here is to optimize customer support, inventory, and operations.

On the PPC side, OuterBox aims for a 5:1 ROI. You get monthly reports and regular check-ins at launch and throughout the campaign.

They also manage PPC from the ground up. If you’re starting fresh, OuterBox sets up your Google Ads account, builds out campaigns, and writes sales copies. And none of it goes live without your approval, so you stay in control. 

If you’re already running ads, OuterBox audits your performance, reviews historical data, and fixes what’s broken or rebuilds from scratch. Plus, there are perks like A/B testing, expert suggestions, Ad extension management, and demographic audience targeting. 

Pricing

BaserBox gives you a free cost estimation. Based on the services you need, you get a quote for a custom plan.   

13. Titan Growth

Best for: Enterprise brands looking for technical SEO + performance marketing under one roof

Popular Clients: PubMatic, Mizuno, Arcadia Data, Lindblad Expeditions

Strengths: AI-powered bot, full-funnel SEO, and advanced opportunity discovery

If you want a team that’s technical but still focused on outcomes, Titan Growth checks that box.

Their in-house tool, TitanBOT®, mimics how search engines like Google and Bing crawl sites to collect millions of data points. These insights are then used to make fast, targeted updates that improve visibility and performance.

TitanBOT® Mobile does the same, but from a mobile-first lens, helping you stay ahead of Google’s mobile algorithm updates.

With TitanBOT® Nucleus, you also get a visual map of your site’s structure. It highlights how internal links and page architecture connect. It can help you spot gaps in your SEO strategy and find new opportunities to boost traffic.

You get a full competitive audit up front: keyword data, site issues, growth opportunities, and a clear timeline for when to expect results. Beyond SEO, Titan Growth also covers video production, Amazon ads, PR, and email prospecting, and it even helps you hire for internal marketing roles. 

It also handles your socials with custom reports, scheduled posts, and influencer marketing.

Pricing

Titan Growth shares a quote with you based on your budget and choice of service.

14. Brafton

Best for: B2B brands looking for content-led SEO growth

Popular Clients: Stanford University, Lasko, PerkinElmer, Preply

Strengths: Scalable content production, full-service SEO, strong editorial processes

Brafton is a content-first agency that helps B2B brands rank and convert through consistent, high-quality publishing. 

Their team covers everything—from keyword research and content briefs to design, video, and editorial support. This makes them a solid pick for scaling content without the overhead.

Brafton uses well-structured eBooks, white papers, and visual assets that reflect your expertise. Once approved by your side, they will also help distribute it effectively.

From visual storytelling and formatted white papers to display ads for PPC campaigns, everything is designed to perform. And for email marketing, Brafton offers campaign copies, newsletter templates, custom graphics, and more.

If your SEO needs a strong content backbone, Brafton delivers. 

Their team handles technical audits, backlinks, metadata, and more. But what sets them apart is how closely it all ties to content. You’re not just fixing issues but also building topical authority while doing it.

Plus, you can access performance tracking dashboards, regular strategy calls, and an editorial calendar built around your business goals.

Pricing

Brafton uses an interactive pricing form. You can select the services you need down to the details, before they send over a custom quote.

15. Single Grain

Best for: SaaS and tech brands looking for full-funnel growth marketing

Popular Clients: Amazon, Salesforce, Uber, Lyft, 15five

Strengths: High-ROI SEO, programmatic campaigns, creative strategy, performance-led growth

Whether you’re trying to increase qualified leads, boost conversions, or scale thought leadership, Single Grain builds and executes the strategy across channels.

Their SEO team handles everything from keyword research, technical audits, and programmatic SEO to voice search optimization, core web vitals, and content localization. You also get CRO support, UX evaluation, link building, and authority-building strategies all rolled into one. 

They don’t just stop at traffic. Single Grain helps shape your brand story across paid and organic. Their creative campaigns focus on omni-channel execution: brand storytelling, ad creative, performance analytics, and strategic media buying. Everything is custom-built for how your audience actually buys.

If you’re in SaaS, you’ll find added value in their experience with long sales cycles, onboarding flows, and product-led growth models. Their team also supports LinkedIn, YouTube, and Google Ads, explicitly designed to reach decision-makers.

What makes them stand out is the balance between creativity and performance. You’re not getting cookie-cutter ad sets or fluffy blog posts. Single Grain covers email marketing, link prospecting recommendations, site crawl review, and web analytics setup.

Pricing

To get a quote, just submit your email, and Single Grain will follow up directly.

Final Thoughts

B2B SEO isn’t just about chasing clicks. Strategy matters just as much as execution—and by now, you probably have a good sense of which agency fits your goals.

If content is your strength, Siege Media or Brafton are solid choices. For data-driven teams, WebFX and Titan Growth offer deep technical expertise. 

Cleverly is excellent if you’re focused on LinkedIn outreach, while Directive and Single Grain are built to help fast-growing SaaS brands scale with precision.

Ultimately, the right agency isn’t the one that promises the most. It’s the one that aligns with your needs and helps your brand grow.