Top B2B SaaS SEO Agencies: 2023
In this article, we have compiled a list of the top B2B SaaS SEO agencies in 2023. Each of the agencies on this list has a proven track record of using SEO as an effective part of a customer acquisition strategy for B2B SaaS companies.
The table below ranks agencies, based on the type of SEO services they provide, clientele, years in business, and a leadership experience factor that summarizes the company’s impact on the evolution of the digital marketing industry.
The Top B2B SaaS SEO Agencies of 2023
| Rank | Company | Notable Clients | Leadership Experience | Company Size | Year Founded | Headquarters | Main Focus |
| 1 | First Page Sage | Salesforce, Cadence Design Systems, Equinix, Verisign | 4.9 | 100-250 | 2009 | San Francisco, CA | Combining SaaS thought leadership and SEO for lead generation |
| 2 | Epsilon | CDW, Faraday | 4.7 | 500-1000 | 1969 | Irving, TX | Full service marketing for SaaS enterprises |
| 3 | Clay Agency | Slack, Zenefits, Hint | 4.5 | 11-50 | 2016 | San Francisco, CA | CRO and UX optimization for SEO |
| 4 | TOP Agency | 15Five, Appvance, Freshbooks | 4.5 | 150-200 | 2018 | Austin, TX | Targeted message creation for SEO |
| 5 | Marketing Eye | Construx Solutions, Innovent CRM, JESI | 4.4 | 11-50 | 2004 | Atlanta, GA | Technical SEO and web design for SaaS companies |
| 6 | REQ | Katabat, Verint, ActiveNav | 4.3 | 51-100 | 2008 | Washington, DC | Branding and UX focused SEO |
| 7 | Kalungi | Zippity, Beezy, Arrowstream | 3.8 | 51-100 | 2018 | Seattle, WA | Fractional SEO team for B2B SaaS companies |
| 8 | Metric Theory | Zenefits, Optimizely, Zuora | 3.7 | 101-250 | 2012 | San Francisco, CA | Combined SEO & paid search |
| 9 | RNO1 | Prive, TakeUp, Fluxa | 3.6 | 51-100 | 2018 | Seattle, WA | Market research and UX design for SaaS startups |
First Page Sage
First Page Sage combines SEO with industry-leading thought leadership to provide both demand generation and lead generation for their B2B SaaS clients. They position companies as leading industry authorities, helping them grow organic traffic and generate high value leads.
- Year Founded: 2009
- Company Size: 100-250
- Headquarters: San Francisco, CA
- Additional Services: Thought Leadership, Web Design, Conversion Rate Optimization, Paid Search
| Summary of Online Reviews |
| First Page Sage is known as an industry leader that “provides excellent ROI on campaigns”. The company is also well-known for exhibiting marketing “intelligence, experience, and expertise” while providing clients with “an incredible personal touch“, but results can sometimes be slow to start. |
Epsilon
Epsilon is a full-service marketing company that provides SEO services for B2B SaaS enterprises. Over the past several decades, the company has established themselves as highly skilled marketers that offer a broad range of services, allowing clients with complex vendor vetting processes to unify their marketing needs under a single roof.
- Year Founded: 1969
- Company Size: 500-1000
- Headquarters: Irving, TX
- Additional Services: Digital Media, Data Solutions, Customer Insights
| Summary of Online Reviews |
| Although a very experienced company, Epsilon has impressed clients for being “exceptionally responsive to feedback” and willingly “making revisions, feature improvements, and functional changes” when necessary to maximize success for clients. |
Clay Agency
Clay Agency focuses its efforts on helping SaaS companies maximize their conversion rates through UI/UX design and brand strategy. They are a good fit for B2B SaaS companies that have strong existing organic traffic, but see few organic leads.
- Year Founded: 2016
- Company Size: 11-50
- Headquarters: San Francisco, CA
- Additional Services: UI/UX Design, Product and Brand Strategy
| Summary of Online Reviews |
| “Collaborative and highly engaged” is how the Clay Agency is described. The agency has impressed clients by establishing a relationship that one describes by saying “they truly cared about the product and its design as much as we did.” |
TOP Agency
The TOP Agency champions a data-driven approach to marketing, and have worked with high-profile B2B SaaS companies such as Microsoft and Freshbooks. They have a strong commitment to continuous testing and feedback implementation, and focus primarily on the creative and branding side of SEO.
- Year Founded: 2018
- Company Size: 150-200
- Headquarters: Austin, TX
- Additional Services: Logo Design, Marketing Communication, Market Research
| Summary of Online Reviews |
| The TOP Agency is described as being “really good at what they do” and delivering “significant results.” |
Marketing Eye
Marketing Eye works primarily with smaller B2B SaaS businesses, providing strategic consulting and technical SEO services. They are a strong choice for companies with existing in-house content teams, or those that don’t yet need a full suite of marketing services.
- Year Founded: 2004
- Company Size: 11-50
- Headquarters: Atlanta, GA
- Additional Services: Marketing Automation, Marketing Consulting, Web Development
| Summary of Online Reviews |
| The Marketing Eye team has been lauded for producing “creative and original content.” The company also impresses clients by being “passionate at what they do.” |
REQ
REQ blends traditional advertising with SEO services, helping B2B SaaS clients build a strong brand identity. They work best with well-established companies, offering a full suite of digital marketing services, and their pricing often puts them out of reach for small startups.
- Year Founded: 2008
- Company Size: 51-100
- Headquarters: Washington, DC
- Additional Services: PR, Branding, Advertising
| Summary of Online Reviews |
| REQ places a premium on client relations and have been described as “a true partner” that is like a “part of our team rather than just an agency we’re working with.” |
Kalungi
Kalungi helps SaaS companies grow by providing fractional SEO marketing services. This strategy, which they call growth-as-a-service, helps their clients fill marketing roles with s skills short-term, or complete a team for a longer project.
- Year Founded: 2018
- Company Size: 51-100
- Headquarters: Seattle, WA
- Additional Services: Fractional Marketing Teams, SaaS CMO Coaching
| Summary of Online Reviews |
| Kalungi has helped clients “create sustainable workflows and marketing campaigns.” They have also helped clients to gain “confidence in the reports and data” acquired from marketing tools. |
Metric Theory
Metric Theory combines SEO and digital advertising, using remarketed display ads to create multiple touchpoints that increase the likelihood of a visitor converting to a lead. While effective, their focus on paid channels can lead to lower long-term ROI than other SEO agencies in this report.
- Year Founded: 2012
- Company Size: 101-250
- Headquarters: San Francisco, CA
- Additional Services: SEO, Paid Search, Remarketing & Display Ads
| Summary of Online Reviews |
| Clients of Metric Theory describe teams as “effective communicators and researchers” with everyone being “an expert in their own lane” that “can see the big picture.” |
RNO1
RNO1’s specialty is market research and branding for B2B SaaS clients, helping them create unique visual identities and digital experiences to leave lasting impressions. Their work emphasizes design, and they work primarily with startups that focus on Web3.
- Year Founded: 2018
- Company Size: 51-100
- Headquarters: Seattle, WA
- Additional Services: Brand Strategy, UI/UX Design, VR & AR Design
| Summary of Online Reviews |
| RNO1 has been successful in “increasing web traffic” and improving client “user experience.” They have also been noted for their customer attentiveness, with one client noting “I felt like I was really their only client the whole time.” |
