LAST UPDATED SEP 23, 2021

Best SEO Firms in United States - 2021 Rankings

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    1 Titan Growth

    San Diego - United States

    Titan Growth is an internet marketing company based out of San Diego, offering advanced search engine optimization and pay per click solutions to clients globally. As host to a proprietary technology ....

    • Founded : 2004
    • Revenue : NA
    • Firm Size : 10 - 49
    • Numbers of Client : 50+
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    2 WebiMax

    Camden - United States

    With over 100 dedicated employees, WebiMax has among the largest pool of Internet marketing professionals you will find at an agency. WebiMax’s success is due, in large part, to the highly talent....

    • Founded : 2008
    • Revenue : $3 million - $5 million
    • Firm Size : 100+
    • Numbers of Client : 250+
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    3 LawRank

    San Diego - United States

    LawRank is a premier legal marketing agency that specializes in SEO, PPC, and web design. We have a proven track record of achieving first-page results for attorneys in the most competitive markets. ....

    • Founded : 2013
    • Revenue : N/A
    • Firm Size : 2 - 9
    • Numbers of Client : 30+
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    4 Brick Marketing

    Boston - United States

    Since 2005 Brick Marketing® is one of the premier, honest and reliable full service SEO firms in the United States. Brick Marketing is a Boston SEO company that offers businesses various services inc....

    • Founded : 2005
    • Revenue : Under $1 million
    • Firm Size : 10+
    • Numbers of Client : 50+
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    5 Ignite Visibility

    San Diego - United States

    Ignite Visibility is one of the industries top online marketing companies. Named number 1 SEO company in the USA, UK and Canada, one of the fastest growing companies in San Diego and number 698 on the....

    • Founded : 2012
    • Revenue : $3 million - $5 million
    • Firm Size : 50+
    • Numbers of Client : 170+
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    6 Actuate Media

    Seattle - United States

    Actuate Media was founded to help businesses navigate the world of digital advertising. Our vision is simple: we facilitate data-driven business-to-consumer relationships. How do we do this? Th....

    • Founded : 2016
    • Revenue : $1.5 - $2 million
    • Firm Size : 5-10
    • Numbers of Client : 100+
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    7 SocialSEO

    Colorado Springs - United States

    SocialSEO is headquartered in Colorado Springs, Colorado, near the base of Pikes Peak – “America’s Mountain”, (14,115 ft.). SocialSEO has grown from a “One-Man Band” to a National Brand wi....

    • Founded : 1996
    • Revenue : $10 million
    • Firm Size : 50 - 249
    • Numbers of Client : 100+
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    8 Radd Interactive

    San Diego - United States

    Radd Interactive’s SEO and PPC marketing team utilizes innovative strategies and cutting edge, proprietary technology to help our clients grow their first page resume and achieve their goals. We are....

    • Founded : 2012
    • Revenue : $5 million
    • Firm Size : 50 - 249
    • Numbers of Client : 50+
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    9 Dallas SEO Dogs

    Dallas - United States

    Dallas SEO Dogs is an award-winning, full-scale digital marketing team. We are experts in SEO, Google/Yahoo/Bing Ads, display and retargeting ads, social media advertising and content marketing. Our t....

    • Founded : 2006
    • Revenue : $3 million - $5 million
    • Firm Size : 30+
    • Numbers of Client : 100+
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    10 Website Depot Inc.

    Los Angeles - United States

    Website Depot Inc, is a full-service digital marketing agency. Website Depot was founded and incorporated in May 2012 in the state of California, with a primary office in Van Nuys. After fast and rapi....

    • Founded : 2012
    • Revenue : $1 million - $2 million
    • Firm Size : 49
    • Numbers of Client : 100+
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    11 OuterBox

    Akron - United States

    At OuterBox we're focused on designing, developing and marketing websites that are performance minded. Since 2004 we have worked with hundreds of clients across all industries. Our talented in-house t....

    • Founded : 2004
    • Revenue : $5 million - $10 million
    • Firm Size : 50-249
    • Numbers of Client : 200+
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    12 ForeFront Web, LLC

    Dublin - United States

    ForeFront Web is a digital marketing firm located in Columbus Ohio. We offer paid and organic search, conversion optimization, web design and development, eCommerce sites, social media strategy, armad....

    • Founded : 2001
    • Revenue : $1 million - $2 million
    • Firm Size : 10 - 49
    • Numbers of Client : 50+
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    13 Nimbletoad

    Carlsbad - United States

    We are Nimbletoad. We build and optimize marketing-driven websites. Let's face it. Unless you are a marketing company, nobody decided to go into business to spend their days generating leads and fi....

    • Founded : 2008
    • Revenue : N/A
    • Firm Size : 10+
    • Numbers of Client : 50+
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    14 405 Media Group

    Scottsdale - United States

    405 Media Group has been fine tuning marketing processes for businesses for over 30 years. We’ve seen fads come and go. We know the numbers, we study your customers and we know what works. We’ll m....

    • Founded : 2010
    • Revenue : $1 million - $3 million
    • Firm Size : 20
    • Numbers of Client : 100+
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    15 Avenue 25

    Phoenix - United States

    We at Avenue 25 believe great ideas come from incredibly talented individuals, not an over-staffed office full of clock-punchers. We’re a boutique creative studio. That means we’re purposely ....

    • Founded : 1991
    • Revenue : N/A
    • Firm Size : N/A
    • Numbers of Client : N/A
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    16 Perfect Search Media

    Chicago - United States

    Perfect Search Media is a Chicago-based digital marketing agency. We’re experts in Paid Search and Social Media Advertising, SEO, Remarketing, Display, UX, Design, and Content. (And we like to think....

    • Founded : 2010
    • Revenue :
    • Firm Size :
    • Numbers of Client : 100+
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    17 Searchen Networks®

    West Palm Beach - United States

    Internet Marketing Services Inc. (State of Florida) and Internet Advertising Inc. (State of New York) are online marketing companies specializing in search engine optimization (SEO) and search engine ....

    • Founded : 2019
    • Revenue : $1 million
    • Firm Size : 2 - 9
    • Numbers of Client : 50+
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  • Top SEO Firms in United States


    Considering the importance of Search Engine optimization, businesses are joining hands with the top SEO firms to attain the best outcome. SEMfirms unveils the top SEO companies in the list provided. Here they can easily compare the most trusted and credible companies and make their wise decision. It is a one-stop place where the Top 10 SEO firms in USA are ranked based on their client reviews, experience, credibility, technical expertise, feedback, previous performance, response and many more. Search Engine optimization companies on our list strive to be the best for their customers. They provide services at an affordable price. You can collaborate with the top agencies and grow your business by attracting potential customers.

    Our team at semfirms.com filter the top Search Engine optimization Firms in US  by analysing how they implement particular strategies, Keywords, Conversion Rate Optimization as well as Backlink Strategy. Moreover, our team evaluate the ability of SEO service providers to comprehend the customers target audience and apply the perfect tactics. The Top 10 SEO firms in US  have been listed after careful analysis as well as evaluation of their previous and consistent work performance. So, you can collaborate with any of them to get a superb internet marketing solution. On top of that, you can also give your business a worldwide unique identity. SEMfirms will surely assist you to get organic and relevant traffic to your website.