10 Best B2B SEO Agencies (2023)

SEO is important for growing your company’s online presence. But finding the right B2B SEO agency to partner with can be challenging. It’s hard to know who to trust, who knows what they’re doing, and who you can rely on to deliver results.

To help you out, we’ve compiled some of the best agencies on the market for you to consider working with.

What is a B2B SEO agency?

A B2B SEO agency is an agency that provides search engine optimization (SEO) services for businesses selling to businesses.

These services may include:

• Content marketing
• On-page SEO optimization
• Technical SEO
• Backlink building
• Conversion optimization
• Page performance optimization
• Competitor analysis
• and more

The difference between a “normal” SEO agency and a B2B SEO agency is that a B2B agency has more experience providing SEO services to businesses that sell to other businesses instead of direct to consumers. While SEO is similar regardless of whether it’s for B2B or B2C, there are nuances in B2B that make working with an agency who understands this world a smart decision.

Why work with a B2B SEO agency?

Working with a B2B SEO agency can help improve your rankings in SERPs. If you’re able to rank high for valuable keywords that your target audience is searching for, you’re going to receive more visitors to your website. More website visitors can lead to better conversions, increased sales, more brand awareness and greater authority in your industry.

Working with an agency as opposed to working with an in-house team or freelancers can provide you with a more professional experience and the ability to scale your SEO efforts. If you’re trying to execute a large and complex SEO campaign for your B2B business, an agency can help take care of all the moving parts instead of having to spend resources and time putting parts together.

Best B2B SEO agencies

The agencies we decided to list here are based on factors such as their specialty, services offered, size, reviews, and more.

1. Writing Studio

• Location: Auckland, New Zealand
• Year founded: 2019
• Team size: 11-50
• Clients: Banks.com, Ruled.me, Livestrong

Writing Studio is a B2B SEO content writing agency. Whether you need articles, white papers, landing pages, or any other type of content written for your website, our team of subject matter experts can write content for you. Our talented editorial team will also ensure every content piece is polished, error-free, and ready for publication. 

Writing Studio serves various verticals, from cannabis to healthcare, finance, and more. With extensive experience writing for SEO, all our content follows the latest SEO best practices. Content deliverables come with metadata, suggested slugs, internal links, and more. If you require SEO keyword research alongside your content orders, we also offer this as a separate service.

2. Victorious

• Location: San Francisco, California
• Year founded: 2012
• Team size: 11-50
• Clients: Redbooth, Flipboard, AngelList 

Victorious is an SEO agency well-known for its excellent client reviews and specialty in SEO. They serve both B2C and B2B companies in various industries, including cannabis, law, healthcare, SaaS, and more.

Victorious offer several SEO services, including:

• SEO content writing
• SEO audits
• Keyword research
• Link building 

Victorious provide customized services tailored to your goals, whether it’s technical SEO, content optimization, or competitor analysis, they have you covered. Victorious has helped brands such as AngelList and Flipboard and they have won multiple awards for their performance as an SEO agency.

3. WebFX

• Location: Harrisburg, Pennsylvania
• Year founded: 1998
• Team size: 201-500
• Clients: Hilton, Subway, Verizon 

WebFX is a digital marketing agency that provides SEO services for B2B brands. 

When you partner with WebFX, you can expect a custom B2B SEO strategy, routine report scheduling, dedicated account management, real-time reporting, and more. WebFX can help with every aspect of your SEO, from Robots.txt optimization to keyword research. 

They offer three B2B SEO service plans:

• Bronze at $1,375 per month
• Silver at $2,475 per month
• Gold at $3,275 per month

These plans all come with different deliverables and quantities of deliverables. WebFX has a great overall reputation with many happy clients and excellent reviews on third-party review websites.

4. OuterBox

• Location: Copley, Ohio
• Year founded: 2004
• Team size: 51-200
• Clients: Rocky, Matco Tools, University Hospitals 

OuterBox is a B2B SEO agency that can help you develop and execute a custom B2B SEO strategy based on your target audience, profit margins, lead time, objectives, and other variables. Their team of SEO specialists are all in-house and work closely with your company as an extension of your team to help you achieve your goals. 

OuterBox provides various SEO services, including keyword research, demographic and competitor analysis, landing page creation, technical SEO audits, reporting, conversion optimization, and more. 

5. 310Creative

• Location: Santa Monica, California
• Year founded: 2003
• Team size: 11-50
• Clients: Capium, Viticus Group, ANDbio

310Creative is a B2B marketing agency that offers SEO solutions. 310Creative can help you increase your quality of traffic, overall search visibility, rankings, and help you create authoritative content. 310 have experience having a range of companies, from small local businesses to large enterprises. They offer a free assessment which you can use to get started with them.

310 have an impressive portfolio of top-tier clients they have helped, including Best Buy, MTV, and ABC. 310 is also a HubSpot Diamond Solutions Partner, and so if you’re using HubSpot’s CRM and other tools as part of your marketing, 310 could be a good option to work with.

6. Brafton

• Location: Boston, Massachusetts
• Year founded: 1998
• Team size: 201-500
• Clients: Marketo, Pearson, AIG

Brafton is a content marketing agency that offers B2B SEO services. Brafton is primarily known as a content marketing agency, but they offer SEO services as well, including their unique “search performance brief”, writing blog posts, setting up SSL, metadata optimization, link building, A/B testing, reporting, guest posting, and much more. 

Brafton have a great reputation. They have excellent reviews on both G2 and Clutch showing that their clients have been pleased with the work they provide. They don’t provide transparent pricing and it appears they customize offers specific to your business based on your needs.

7. Altitude Marketing 

• Location: Lockport, New York
• Year founded: 2005
• Team size: 51-200
• Clients: SHOWTIME, Verista, FIRMA

Altitude Marketing is a B2B marketing agency offering SEO services. Altitude Marketing bases its SEO process around one philosophy — to win in SEO, it’s all about delivering the best content possible for your visitors.

Altitude work to create detailed content maps to answer all user questions, determine specific buy personas to target, and create high-quality written, video, and infographic content, as well as monitoring results and optimizing content consistently based on data.

8. AvidDemand

• Location: Boulder, Colorado 
• Year founded: 1999
• Team size: 11-50
• Clients: Cisco, Meraki, TabushGroup

AvidDemand is a B2B digital marketing agency offering SEO solutions. AvidDemand can help you increase brand awareness, engage prospects, convert more leads, and ensure you have competitive market positioning. They offer essentially all types of SEO services, from keyword research to technical SEO, structured data markup, and optimized content creation.

AvidDemand have something called their “client guarantee”, including no long-term contracts, no journey staff, ownership of all marketing assets, and fair pricing with no hidden fees. 

9. Titan Growth

• Location: San Diego, California
• Year founded: 2004
• Team size: 11-50
• Clients: National Geographic, MIKIMOTO, Sitecore 

Titan Growth is a growth-focused SEO agency. Titan Growth uses their TitanBOT® technology to help discover insights about your website and custom recommendations.

Their process starts with deep competitor analysis, to identify opportunities to improve with and then they make necessary changes to improve your search engine rankings, whether that be creating content or fixing technical issues.

10. Boostability

• Location: Lehi, Utah
• Year founded: 2009
• Team size: 201-500
• Clients: –

Boostabiltiy is a leading global white label SEO company providing outsourced SEO services for B2B companies. Boostability can help your initial campaign set up, keyword research and optimization, link portfolio development, content writing and creation, and they provide ongoing consulting and performance reporting.

Boostability has five main SEO packages you can choose from, starting with their kickstart at $500 all the way up to custom premium packages at over $4,000 per month.

The bottom line

SEO is an excellent way to grow your B2B business over the long term. To get the best results possible, finding the right agency to partner with is important. Who you choose will depend on many factors such as your budget, the specific SEO service you need, and more. Hopefully, this list has given you a good place to start on your journey to finding the right SEO partner.