The 5 Best B2B SEO Agencies

SEO drives real results for B2B tech companies: brand awareness, qualified leads, and sustainable organic growth. But building an effective SEO program requires specialized expertise and consistent execution that most internal teams simply don't have the bandwidth for.

That's where the right agency partner makes the difference. They can launch your SEO strategy from scratch or scale what you've already built, bringing deep expertise in technical optimization, content development, and conversion strategy that would take years to develop in-house.

The key is choosing wisely. Look for alignment with your business goals, proven experience in B2B tech, strong technical capabilities, a customized approach to strategy, solid content creation chops, and demonstrated results with companies like yours.

Let's start the process off for you with some of the best options. 

Why B2B SEO matters for tech companies

B2B tech companies are built differently. Your buyers aren’t making impulse purchases while browsing social media. They’re technical decision-makers researching specific solutions with meaningful implications for their business. 

These buyers expect to see content that shows you know the specific challenges they need to solve, often with proof that you’ve solved similar problems for other companies like theirs. Generic SEO approaches might work for local businesses or e-commerce, but they fall flat in this environment. 

B2B tech companies are known for: 

• Complex technical products that need sophisticated content strategies. Your solution might involve APIs, integrations, compliance requirements, and multi-tenant architecture, so your content has to balance technical accuracy with searchable language. 
• Educated buyers who research extensively before purchasing. B2B tech buyers consume 13 pieces of content on average before making a purchase. They’re comparing feature sets, reading documentation, and evaluating vendors through multiple lenses. 
• Longer sales cycles with multiple touchpoints. Enterprise software sales cycles average 6–12+ months. That means SEO strategies have to nurture prospects across the entire journey, not just capture one-time clicks. 
• Higher customer lifetime value that justifies the SEO investment. When your average customer is worth $100K+ over their lifetime, it makes sense to invest 5–15% of your target ARR in organic marketing channels. 

But the SEO juice is also worth the squeeze for B2B tech companies: 

• Higher quality leads: Organic traffic converts 8x better than outbound leads
• Lower acquisition costs: 61% lower cost per lead than paid channels
• Greater authority: Technical content establishes thought leadership
• Long-term value: SEO assets appreciate over time, unlike paid ads

You’ll rarely find B2B buyers who convert on their first visit. But with SEO, brands stay visible and relevant across the funnel as buyers do their research. 

What makes an agency a solid B2B SEO partner?

To find the right SEO partner, you have to dig deeper than surface-level credentials. The partners on your list should have specific competencies that separate them from generalists. 

Among the most important skills is understanding how technical buyers find, evaluate, and select vendors. This shapes everything from researching keywords to producing content and measuring performance. 

Some of the capabilities that distinguish the best B2B tech SEO partners: 

• Sophisticated buyer journey mapping: They build keyword strategies around distinct search patterns and decision-making processes — whether it’s your CTO, VP of Engineering, or procurement team leading the search. 
• Technical content that converts: They know the difference between awareness-stage educational content and bottom-of-the-funnel comparisons and can make your expertise shine. 
• Multi-stakeholder content strategies: B2B tech purchases involve many decision-makers, and they can create content that appeals to everyone. 
• Revenue-focused measurement approaches: They measure how much they contribute to sales, how quickly you close deals, and how organic search affects the total value of a customer.

How do you separate the generalists from the pros? Here’s a helpful chart to help make the distinction clearer: 

Need more help narrowing your options? Check out how to choose an SEO agency.

5 Best B2B SEO agencies

Sifting through the hundreds of SEO agency options currently available is a lot of work. It can be time-consuming and delay SEO strategy development and execution, something you don't want in the fast-paced online world. 

To spare you the stress and time, we've done the research to bring you some of the best options in the market. 

1. Ten Speed

Ten Speed is a digital marketing agency specializing in product-led content to drive organic traffic, conversions, and business growth. We provide full-service SEO, content marketing, and audit services to keep you at the top of your vertical. 

We have a holistic approach to SEO and focus on aligning all our services with your overarching business goals for the best results. As a Ten Speed client, you can expect:

• A custom SEO strategy that scales with you and adapts to meet new business needs. 
• High-quality content that includes subject matter expertise and your brand’s unique point of view to boost your search engine results page (SERP) rankings.
• Strategy, SEO, migration, and content audits to identify opportunities for better performance. 
• Technical SEO analysis to optimize your website. 
• Keyword and competitor analysis to identify opportunities to rank better in organic search results and outperform other businesses in your industry. 

We manage thousands of pages for B2B SaaS clients like Bitly, Ziflow, and AlphaPoint, building product-led content strategies that drive measurable organic growth and connect with your buyers. Our approach combines technical rigor with strategic content development, starting with comprehensive audits to identify high-impact opportunities and then executing across the full funnel. We also refresh and reposition underperforming content to recapture rankings, drive non-brand growth, and own middle-funnel assets that move prospects through evaluation. The result? Organic traffic that actually contributes to pipeline, not just more vanity metrics.

Ten Speed may be the right fit for you if you're a Series A to Series C startup looking for the best content creation agencies or SEO companies. Depending on your needs and scope, costs may range between $5,000 and $25,000 per month. 

2. Siege Media

Siege Media is a full-service B2B marketing agency known for helping drive organic growth. The fully remote agency has a diverse team of professionals with expertise in everything from web design and content creation to digital public relations. 

The company has a wide range of clients in industries spanning from SaaS to e-commerce. One of its most notable clients is SaaS solution provider Zendesk. By implementing a bottom-funnel strategy and expanding Zendesk's content portfolio, Siege Media helped the brand realize a 69% increase in organic traffic within one year of their partnership. 

This SEO agency provides services like:

• Content strategy development to better align your content with business goals. 
• Web development and graphic design to improve user experiences. 
• Keyword research to identify high-ranking words and phrases in your niche.
• SEO A/B testing to identify the best-performing strategies. 

Siege Media may be suitable for fintech, SaaS, and e-commerce brands looking for SEO, PR, and content marketing services under one roof. The company's pricing typically ranges from $50,000 to $200,000 based on project needs. 

3. Foundation

Foundation is a global marketing firm specializing in creating content for B2B SaaS brands. The agency leverages various tools, including generative AI, to improve clients' rankings using high-quality content. 

Foundation has worked with industry giants like MailChimp, Procore, and Canva. It has registered significant results for many B2B businesses, including helping a mobile app company increase organic traffic by ~1050% and bringing over 2,500 visitors to a SaaS company's website through social media. The agency offers various services, such as:

• Conducting audience and keyword research. 
• Creating and distributing content through blogs, social media platforms, webinars, etc, to maximize reach. 
• Performing technical SEO audits for insights on what to improve. 
• Acquiring high-quality links to maintain or improve your domain authority. 

Foundation may be a suitable alternative for B2B companies looking to enhance their social media engagement alongside SEO rankings. The agency offers customized pricing based on your needs, so you must contact their team for an estimate. 

4. Omniscient

Omniscient is a growth-focused agency that helps software B2B brands elevate their SEO efforts and content. 

Omniscient has worked with fast-growing SaaS companies like Adobe, Loom, Shipyard, and Jasper and helped grow the traffic and conversions for each one. For example, by creating search-optimized content and building backlinks for Shipyard, it realized a 771% increase in trial account registrations. Also, by improving Jasper's content strategy, it helped the AI writing platform grow its blog-attributed product signups by 400X despite having migrated in 2022. 

Some of the services you get with Omniscient include:

• Content creation and repurposing to drive conversions
• Link building to improve brand authority. 
• Technical SEO to make sure algorithms index and crawl your website. 

The agency's full-service engagement starts at $10,000, but costs vary depending on needs. It may be a suitable fit for an already-established SaaS brand looking to transform its content and SEO into growth portals. 

5. Growth Plays

Like many contenders on this list, Growth Plays is a content strategy and SEO firm focusing on B2B SaaS brands. It prioritizes revenue and pipeline in every marketing strategy, making it one of the top options if you're tired of working with companies that focus on vanity metrics. 

The agency has driven conversions for companies like Calendly, Lattice, and LaunchDarkly by leveraging solutions like Positional's Internals toolset to improve internal linking strategies. Beyond link building, it offers services like:

• Conducting competitive analyses to determine what competitors are doing and what you can improve to outrank them. 
• Developing content plans that align with business goals. 
• Providing real-time, round-the-clock visibility into your site to quickly identify technical SEO problems. 
• Offering SEO-friendly CMS or domain migration to carry SEO value to your new site. 

The agency may suit software B2B brands looking to migrate or launch new services. It offers custom pricing based on individual business needs. 

How to choose the best SEO agency for your business

Even with these recommendations, you need to do your due diligence to make sure a specific agency is the right fit for your brand. Here are a few tips to guide you:

Define your SEO goals

Goal setting allows you to sift through your options and find an agency partner that meets your unique needs. With clear goals, you'll know which services to prioritize during your search and have an easier time vetting your options. You just need to look at their proven track record of success, helping other businesses meet similar goals. 

Ideally, your SEO goals should be specific, measurable, achievable, relevant, and time-bound (SMART). To set them:

• Consider overarching business objectives: Every SEO goal should align with overall objectives. For example, if your business objective is to grow revenue, a great SEO goal would be to drive organic traffic to your site. 
• Assess your website's performance: This helps you create realistic SEO goals. For example, if your conversion rates are declining, setting a goal like "To increase conversions by 5% is more realistic than "To grow conversions by 30%."
• Analyze your competitors and industry: Again, this is to help you set realistic goals. By understanding how they're performing, you can set achievable goals. 

Some great examples of SEO goals you can set include:

• To boost organic traffic by 50% in the next year. 
• To build 100 high-quality backlinks within eight months. 
• To reduce bounce rate by 15% in the next three months. 
• To reduce your website's load time to under three seconds within one month. 

Consider what you can invest in the relationship

The more you invest in your relationship with an agency, the better results you'll see. You can collaborate on strategy development and adjust tactics based on your business's evolving needs.

If you want to invest in the relationship, be clear from the beginning. For example, if you want to hold regular meetings with your account manager or have your in-house team work with the agency throughout the relationship, communicate this early on to determine if these things are possible. Be realistic when setting expectations for what the relationship will look like to avoid losing reliable SEO partners. For example, if you want to hold meetings, weekly or monthly sessions would be more realistic for many agencies than daily meetings. 

Similarly, if you don't have the time to collaborate with an agency (as is the case with solo marketers or businesses without in-house teams), let them know from the beginning. This way, they can determine whether they can meet all your needs alone, customize their pricing to reflect the scope of services needed, and create a comprehensive plan for your business. 

Consider available resources to determine what you can realistically invest in the relationship. For example, if you're a large business with an in-house SEO team, you can collaborate with an agency on some SEO tasks. But, if you're a small business with no/limited SEO expertise, it'd be more realistic to rely fully on your chosen agency and ask for regular reports. 

After determining what you can invest, check your potential agency's reputation and testimonials. What do brands that have worked with them and have the same expectations as yours have to say? If the reviews are positive, the partnership will likely be successful.

Make the most of sales calls

Many agencies will tell you a lot about what they do on their websites. However, some information may not be publicly available. This means you need to talk directly to your chosen agency. 

Through sales calls, you can learn if it's the right time to hire an organic growth company or if a PPC agency would better fit your needs. You can also understand how internal processes work — how invested you need to be in the SEO process and how the agency goes about elevating your business from its current position. 

Sales calls are also a great way to learn about pricing. As you've seen from our list of B2B SEO agencies, many provide price ranges. To get a better estimate, a company has to first understand your needs — enter sales calls. 

Here are a few questions to ask to make the most out of your calls:

1. How do you handle strategy development?
2. Given the information I've provided about my brand, is an organic growth strategy suitable?
3. How do you generate results? 
4. Who will be in charge of my campaign? 
5. How often will you provide reports? Can you customize the frequency to meet my needs?
6. What will you need from me for a successful collaboration?
7. What is your pricing model? Taking my needs into account, how much will your services cost?

The agency may answer your questions during the call or schedule a meeting for a more in-depth discussion after assessing your products, ICP, and goals. 

FAQs about choosing a B2B SEO agency

How much should B2B tech companies budget for SEO services?

B2B tech companies typically invest $10,000–$50,000 monthly in SEO services, but the final number really depends on your goals, how much competition you’re up against, and whether the plan includes content creation. 

What results can I expect from a B2B SEO company in the first year?

In the first year, a lot of B2B tech companies see a big jump in organic traffic — anywhere from 50–200%. As for leads, it's common to start seeing 20 to 50 new qualified leads a month. Of course, that can change depending on where you're starting from and how tough the market is.

Do B2B SEO consultants work with existing content teams?

Yes! The top B2B SEO consultants work alongside your team, handling strategy and optimization while leaning on your team’s product knowledge to make sure content is authentic and on point. 

How do B2B SEO experts handle technical product content?

By teaming up with your experts. B2B SEO pros know how to blend SEO best practices with technical accuracy. They’ll work with your subject matter experts to create content that’s searchable, credible, and structured correctly. 

Can a B2B SEO marketing agency help with competitor analysis?

For sure. B2B SEO marketing agencies do a full exploration of your competitors. They’ll show you where they’re winning with keywords and content, where you have a chance to jump ahead, and even what their backlink profile looks like. This all helps you figure out where you stand and what your next move should be. 

Partner with an agency that can walk a mile in your shoes

The importance of a reliable B2B SEO agency that understands your needs can't be overstated. It may be what you need to outrank other brands and drive conversions and business growth. 

Ten Speed is a best-in-class agency. Our commitment to understanding who our customers are puts us "in the trenches" with them and keeps us focused on supporting their success. 

Our approach is simple and effective. We learn everything about your brand during the onboarding process (from its ICP to its offerings), look at your current performance, assess your vertical to identify opportunities, customize your strategy, and then execute it and monitor its performance for continuous improvements. 

Looking for a customized B2B SEO strategy to support revenue growth efforts? Schedule a call with us today.