Top 39 SEO Agencies in the USA | Search Engine Optimization Agencies

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Influencer Marketing Hub sets itself apart from conventional review platforms through the involvement of Digital Marketing experts such as Werner Geyser, Djanan Kasumovic, Camille Kennedy, Dave Eagle, and other notable industry figures. This expert team brings a profound understanding of the Digital Marketing landscape, assessing tools and platforms with an insider’s perspective on capabilities, experience, and industry acumen. Unlike user-generated review platforms, Influencer Marketing Hub’s evaluations are rooted in extensive firsthand experience and direct interactions with the tools and platforms in question. This ensures that the reviews are not only trustworthy but also deeply informed. High-caliber brands like SmartSites, Thrive Internet Marketing Agency, and NinjaPromo undergo rigorous monthly evaluations, highlighting the platform’s commitment to identifying and showcasing top-tier solutions in Digital Marketing and beyond.

Influencer Marketing Hub has consistently been recognized by leading media outlets for our authoritative data, findings, and insights within the Digital Marketing landscape. Our platform is frequently cited as a trusted source of information, demonstrating the value and impact of our work in shaping industry standards and practices.

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Forbes has referenced our comprehensive research and analysis, highlighting our contributions to understanding market trends and digital marketing strategies.
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Influencer Marketing Hub employs an expert-driven methodology to evaluate Digital Marketing agencies, ensuring that our recommendations are both reliable and comprehensive. This approach is designed to help businesses and individuals find the best agencies to meet their specific Digital Marketing needs. Here’s how we assess the various agencies like SmartSites, Thrive Internet Marketing Agency, and NinjaPromo:

Strategic Analysis of Agency Capabilities: We start by examining each Digital Marketing agency’s core competencies, such as SEO, PPC, content marketing, and social media strategy. Our focus is on identifying Digital Marketing that not only offer a wide range of services but also demonstrate exceptional skill in executing high-impact Digital Marketing campaigns.

It’s difficult to say what’s bigger — the United States of America or search engine optimization. Sure, other types of online marketing (and parts of the world) are becoming more popular, but, in 2023, the USA and SEO remain two of the most powerful three-letter acronyms. 

Whether you want to keep things local or want to reach international audiences, there are various types of strategies that you can use to reach your ideal target audience via search. Perhaps you want to leverage the popularity of Amazon? That’s a whole different ball game. What managed to get results on Google isn't guaranteed to deliver the same results on Amazon. 

Considering that there are various aspects to SEO, it can be a challenge to find the right agency for your brand. To help you narrow down the search, we’ve created this list of 39 of the leading SEO agencies with offices in the USA. Let the search begin…


Top SEO Agencies in the USA:


Best US SEO Agencies

Top
seo agencies usa
2024

1. SmartSites

SmartSites

Founded in 2011 by two brothers, SmartSites is one of the most reviewed local SEO companies according to The Manifest. They’ve also been named as one of the top 25 SEO companies by AgencyVista. According to their website, most of their SEO campaigns manage to double their traffic within six months. Headquartered in Paramus, New Jersey, they work with a number of industries including automotive, B2B, and retail, and can take care of all the key aspects.

Key services include:

  • Analysis
  • Technical audits
  • Consultation
  • Link building
  • Content writing
Smartsites logo

SmartSites

Outsmart the competition with best-in-class digital marketing services. With over 1,000 ⭐⭐⭐⭐⭐ reviews online, SmartSites is America's #1 rat...

Company
Channels
Services
Company
team size

50+

region

New Jersey

Best for:

Small and Medium Size Businesses

Minimum Campaign Size: $1.000+
Channels
Amazon
Facebook
Google
Google Ads
Instagram
LinkedIn
Pinterest
Reddit
Snapchat
TikTok
Twitter (X)
YouTube Advertising
Services
Website Design & Development
PPC Management
Paid Search (Google Ads, Microsoft Ads)
Paid Social (FB/Instagram, Twitter, LinkedIn, TikTok, etc.)
Organic SEO
Email Marketing
Social Media Management
Minimum Campaign Size: $1.000+
Smartsites logo

SmartSites

Outsmart the competition with best-in-class digital marketing services. With over 1,000 ⭐⭐⭐⭐⭐ reviews online, SmartSites is America's #1 rat...

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2. Thrive Internet Marketing Agency

Thrive Internet Marketing Agency

Headquartered in Dallas, Texas and with offices across a number of US cities, Thrive Internet Marketing Agency offers a wide range of SEO services. Whether you need help with local SEO, eCommerce SEO, or Amazon SEO, their team of seasoned SEO specialists can help you to craft an effective SEO strategy. 

A quick glance at their case studies shows you just the type of service and results you can expect. For some of their clients, they’ve helped to increase their online leads by more than 800%, organic search traffic by nearly 130%, and website traffic by 70%. 

Key services include:

  • Local SEO
  • Technical SEO
  • Franchise SEO 
  • Link building 
  • Keyword research and strategy
  • On-page SEO and off-page SEO
  • Shopify SEO
Thrive-Logo

Thrive Internet Marketing Agency

Thrive Internet Marketing Agency is a full service agency specializing in SEO, PPC, Social Media Management, Web Design, Link Building, and more.

Company
Channels
Services
Company
team size

50+

region

Arlington, Texas; Los Angeles, California

Best for:

Enterprises, Large and Small brands

Minimum Campaign Size: $1.000+
Channels
Amazon
Facebook
Google
Google Ads
Instagram
LinkedIn
Twitter (X)
YouTube
YouTube Advertising
Services
Web Design
Organic SEO
Social Media Management
PPC
Franchise Marketing
Link Building
Minimum Campaign Size: $1.000+
Thrive-Logo

Thrive Internet Marketing Agency

Thrive Internet Marketing Agency is a full service agency specializing in SEO, PPC, Social Media Management, Web Design, Link Building, and more.

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3. NinjaPromo

NinjaPromo

Founded in 2017, NinjaPromo is a full-service digital marketing agency that has an office in New York City and several other cities across the world. Included in their long list of services is SEO. In fact, they describe themselves as “SEO hackers”. Plus, as they can offer industry-specific SEO services, they’re a great choice if you operate in a highly specialized field like crypto or fintech. 

They combine new and innovative strategies with a comprehensive understanding of your business and its customers to create an SEO strategy. This custom strategy will help ensure quality traffic visits your website. Then, to ensure that your website continues to deliver results, their team will also offer ongoing support and maintenance. That being said, if you need help with only a few specific tasks such as keyword research, they’re more than willing to take a less comprehensive approach. 

Key services include:

  • Keyword research
  • High-quality link building
  • Technical audits
  • Local SEO
NinjaPromo

NinjaPromo

Established in 2017, NinjaPromo helps brands with different aspects of their social media marketing strategy and connects them with their customers by creating personal appearance in a digital world.

Company
Channels
Services
Company
team size

50+

region

London, New York, Dubai, Singapore, Hong Kong, Vilnius

Best for:

Enterprise, Small and Midmarket Businesses

Minimum Campaign Size: $5.000+
Channels
AppLovin
Blog
Facebook
Google
Google Ads
Instagram
LinkedIn
Medium
Pinterest
Podcast
Quora
Reddit
Snapchat
Telegram
TikTok
Twitter (X)
WhatsApp
YouTube
YouTube Advertising
Services
SEO
Branding
Paid Social
Paid Media
Web Design
Social Media
PR & Outreach
Video Marketing
Lead Generation
Video Production
Mobile App Design
Influencer Marketing
Website Development
Marketing Subscription
Blockchain Development
Mobile App Development
Community Management
Minimum Campaign Size: $5.000+
NinjaPromo

NinjaPromo

Established in 2017, NinjaPromo helps brands with different aspects of their social media marketing strategy and connects them with their customers by creating personal appearance in a digital world.

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4. Lyfe Marketing

Lyfe Marketing

Based in Atlanta, Georgia, LYFE Marketing is an award-winning, social media marketing agency. Included in their marketing services is SEO. During their time in business, they’ve completed over 200 SEO campaigns for their clients. They offer three plans for their SEO services, with pricing starting at about $750 for a one-time project. Not only don’t they require monthly commitments, but they can also customize a plan to meet your specific needs. Though, if you’re open to a more long-term commitment, their SEO pricing ranges from $600-$2,400 per month. 

Key services include:

  • A website audit
  • A custom SEO strategy
  • Keyword research and selection
  • Local SEO
  • Link building and outreach
  • Monthly reports
  • 24/7 analytics

Lyfe Marketing

A leading social media management company that helps businesses grow online. LYFE Marketing helps clients increase leads and sales through social media marketing.

Company
Channels
Services
Company
team size

10 - 50

region

Atlanta

Best for:

Small and Midmarket Businesses

Minimum Campaign Size: $1.000+
Channels
Facebook
Instagram
LinkedIn
Twitter (X)
Services
PPC Management
SEO
Social Media Management
Minimum Campaign Size: $1.000+

Lyfe Marketing

A leading social media management company that helps businesses grow online. LYFE Marketing helps clients increase leads and sales through social media marketing.

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5. Moburst

Moburst

Moburst is a full-service, mobile-first marketing agency that has offices in New York City as well as San Francisco. Research plays a key role in how they approach SEO. Before they optimize any element, they’ll first ensure that they understand the client’s nich. Then, they’ll first turn their attention to the website as it currently stands. Armed with this knowledge, they’ll shift their focus to creating a strategy and making immediate improvements that include on-page as well as off-page optimization. To ensure that these improvements generate the desired results, they’ll track the actual results and continuously introduce more enhancements.  

Key services include:

  • On-page optimization
  • Content optimization
  • Technical SEO
  • Backlinks

Moburst

Moburst is a digital full-service, mobile-first marketing agency that helps companies to scale and become category leaders. We love solving the client...

Company
Channels
Services
Company
team size

10 - 50

region

New York, Florida, London, San Francisco, Israel

Best for:

Businesses of all sizes

Minimum Campaign Size: $5.000+
Channels
Blog
Facebook
Google Ads
Instagram
LinkedIn
Pinterest
Snapchat
TikTok
Twitter (X)
YouTube
YouTube Advertising
Services
Content Creation
PPC Management
Email Marketing
SEO
Social Media Management
Facebook and Instagram Advertising
Video Marketing
YouTube Strategy
YouTube Optimization
Youtube Marketing
Influencer Marketing
YouTube Advertising
Digital Marketing
Social Media Marketing
Social Ads
Paid Ads
Branding
Ad Creative
Facebook Ad Buying
Google Ad Buying
Tik Tok Ad Buying
Pinterest Ad Buying
User Acquisition
Mobile App Performance Marketing
Ad Creatives Production
Website optimization
eCommerce
B2B
LinkedIn Advertising
Social Media Strategy
B2B Influencer Campaigns
Social Media Content Creation
Paid Social Creative Production
Organic Social Media Marketing
Market Intelligence
Minimum Campaign Size: $5.000+

Moburst

Moburst is a digital full-service, mobile-first marketing agency that helps companies to scale and become category leaders. We love solving the client...

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6. Direction

Direction

Founded in 2016, Direction is an award-winning SEO company that’s based in Austin, Texas. They work with businesses of all sizes across several industries including real estate, construction, and tech. Their SEO specialist will work with you to create an effective growth strategy to help you with improving your online reputation and local rankings. Not only will you get a clear SEO strategy, but you’ll also be able to view your roadmap and track your campaign’s progress via their SEO campaign portal. 

Key services include:

  • Content writing
  • Advanced market research and analysis

7. Oyova

Oyova

Oyova is a marketing and app development agency that has two offices in Florida. With regards to their SEO services specifically, they take a modern approach and incorporate a wide range of digital services and best practices to help their clients climb the rankings and generate more traffic. Using an eight-step process, they will try different courses of action to help you take your business to the next level. 

Key services include:

  • Local SEO
  • eCommerce SEO
  • Technical optimization
  •  Analytics and reporting

8. Stellar SEO

Stellar SEO

If you specifically want to concentrate on link building, you can check out Stellar SEO that’s based in Nashville, Tennessee. Founded in 2012 with the goal of educating marketers and business owners about SEO, they take a content-driven approach to SEO. They’ve also recently introduced a new division that offers services exclusively to law firms. So, if you’re a law firm in need of some link building, they’re the ideal agency for your campaign. 

Key services include:

  • Blogger outreach
  • On-page SEO
  • Link building 

9. Storm Brain

Storm Brain

Storm Brain is a digital marketing agency that was founded in 2001. While their headquarters are in San Diego, they’ve grown their presence on the West Coast with another office in Los Angeles and expanded to the East Coast with an office in New York City as well. 

They’ve helped well-known established brands like Zillow, Chase, and Fossil to take their industries by storm by starting to market smarter. In addition to helping established businesses to track and improve their existing websites, they can also create personalized SEO strategies for new companies. 

Key services include:

  • Amazon marketing
  • Content strategy
  • Mobile responsive design
  • Website maintenance and management

10. Sure Oak

Sure Oak

Headquartered in New York City, Sure Oak is a full-service SEO company that offers highly specialized SEO services. Founded only in 2017, they’re one of the newer companies on our list but already their track record speaks volumes. With the help of their proprietary strategies and dynamic tools they generate targeted organic traffic for their clients. For example, for Life Coach Spotter they used a multi-strategy approach to increase their organic traffic by nearly 400%.  

Key services include:

  • Advanced keyword research
  • Content optimization
  • Technical SEO auditing
  • Consultation
  • Link building
  • Local SEO

11. PBJ Marketing

PBJ Marketing

PBJ Marketing is a full-service digital marketing agency with offices based in New York City and Washington, D.C. They serve a number of industries that include B2B, B2C, eCommerce, travel, and education and their client list includes names like Volkswagen, University of Maryland, and Yale Medicine. Their SEO services have landed them recognition from UpCity and Clutch among others. As SEO is closely related to your online reputation, they will also help you to help you to manage your online rep. Before signing any contracts, you can use their free assessment tool to get an SEO quality score for your website. 

Key services include:

  • On-site SEO
  • Off-site SEO

12. Go Fish Digital

Go Fish Digital

Founded in 2005, Go Fish Digital’s team of creative, technical marketers and industry-leading experts offers a wide range of digital marketing services. They grew from a small agency with a remote team to an award-winning agency with two offices in Raleigh, NC and Washington, D.C. From SEO to content marketing to online reputation management, they’ve worked with various B2C and B2B businesses of all sizes and their list of clients include global brands like Airbnb, Adobe, and Ford. 

Key services include:

  • Contextual SEO
  • Keyword research
  • Content optimization
  • Analytics

13. Jives Media

Jives Media

Jives Media is one of the top-rated digital marketing agencies with offices all across the United States. Founded in 2012, they’ve completed hundreds of projects for businesses of all sizes across a number of sectors including eCommerce, hospitality, and healthcare. They offer a complete suite of digital marketing services including website design, social media, video marketing, and SEO. When it comes to their SEO services, transparency is a core value and clients can track the performance of their campaigns in real time. 

Key services include:

  • Keyword research
  • On-page and off-page optimization
  • Local SEO
  • eCommerce SEO

14. Search Geek Solutions

Search Geek Solutions

If you’re a small to mid-sized business, you can check out Search Geek Solutions. Along with SmartSites, they’re listed by Clutch as one of the top SEO agencies based in New Jersey. All SEO campaigns kick off with an initial, high-level audit and a one-to-one session with one of their consultants. During this audit, they will analyze the structure of your website to identify its weaknesses and strengths. After completing their audit and planning, they’re ready to start to implement their long list of strategies and will keep you in the loop via a monthly report. 

Key services include:

  • Local SEO
  • National SEO
  • Content planning and optimization
  • Link building

15. Funnel Boost Media

Funnel Boost Media

If you need help with local SEO specifically, you can check out Funnel Boost Media that’s based in San Antonio, Texas. Their digital marketing experts can take care of all your local search marketing requirements helping you to achieve your online marketing goals. Along with Thrive Internet Marketing Agency, SmartSites, and SocialSEO, they’re ranked by Clutch as one of the leading SEO agencies in Texas. 

Key services include:

  • Website design
  • On-page optimization
  • Off-page optimization
  • Google My Business optimization
  • Content marketing
  • Reputation management

16. KlientBoost

KlientBoost

Klientboost is one of the top pay-per-click marketing agencies and has offices in California, Texas, and North Carolina. They’ve helped to fast-track the growth of hundreds of clients in the SaaS and eCommerce sectors, including names like Airbnb, Hootsuite, and NoiseAware. Whether you want to keep things local and focus on local SEO or need to zoom in on your content and backlinks, they offer various SEO services and can tackle all aspects of search engine optimization. 

Key services include:

  • Keyword research
  • Content writing and promotion
  • Content partnerships
  • On-page and off-page optimization

17. Boostability

Boostability

Founded in 2009, Boostability’s goal is to make SEO affordable and accessible to everyone. In fact, on their website they describe themselves as a “modern-day tech version or Robin Hood”. So, if you’re a small business, be sure to check them out. 

Based in Lehi, Utah, their in-house team of SEO experts specialize in small business SEO. Though, unlike some of the other agencies on our list that are willing to work with you on a month-to-month basis, they don’t take on short-term projects. 

Key services include:

  • Keyword research
  • On-site optimization
  • Backlink building
  • Content creation
  • Local small business SEO

18. Scopic

Scopic

Scopic is an award-winning software development company that has more than 15 years of experience behind their name. Based in Massachusetts, they offer a wide range of digital marketing services and have worked with several different industries including finance, entertainment, and healthcare. If you specifically need help to let your app stand out, they can implement the most up-to-date SEO and app store optimization (ASO) best practices. 

Key services include:

  • App store optimization
  • Technical audits
  • SEO and marketing strategies

19. Social Media 55

Social Media 55

Founded in 2014, Social Media 55 is a digital marketing and social media management agency with several offices across major US cities including Los Angeles, Miami, and Detroit. As they’re name suggests, they offer a long list of marketing-related services. With regards to SEO specifically, they can help you to get results on a number of search engines. 

Key services include:

  • Content marketing
  • Web design and development
  • Local SEO

20. Major Tom

Major Tom

With offices in New York City and San Francisco, Major Tom is a full-service marketing agency that originally started out as an SEO agency. Today they’re still viewed as one of the major names in SEO and listed by GoodFirms as one of the Top 20 SEO agencies in the USA. They offer ongoing analysis and suggestions to help you reach your marketing goals and boost your organic visibility. Some of the clients that they’ve worked with include well-known names like Canon, Hootsuite, and KPMG. 

Key services include: 

  • Content marketing
  • Detailed optimizations

21. Straight North

Straight North

Founded in 2008, Straight North offers a suite of marketing-related services to businesses in the B2B and B2C fields. During their time in business, they’ve managed complex SEO campaigns for big clients. For example, for BluePay, a leading provider of tech-enabled payment processing, they generated more than 50,000 validated leads and doubled their conversion rate for organic visitors. 

For local SEO, you’re looking at spending about $2,000 per month, while pricing for national campaigns start at around $3,000 per month. Before making a financial investment, though, you can take advantage of their free instant SEO audit. 

Key services include:

  • Link building
  • eCommerce SEO
  • B2B SEO
  • Consultation

22. Manta

Manta

If you’re a small business that needs help with SEO, be sure to check out Manta that’s based in Lehi, Utah. They’re an industry-leading small business SEO company that has helped small businesses across America for more than two decades. According to their website, every five minutes they get a website to rank in the top 10 of Google’s results. What’s more, more than 80% of their customers see top 10 rankings within six months. 

Armed with their award-winning proprietary technology platform and team of marketing experts, they can help your business to generate sustainable growth. As every dollar counts, especially if you’re a small business, they’ve also designed a proprietary reporting dashboard that their clients can use to keep track of their SEO campaign. 

Key services include:

  • Local SEO
  • National SEO
  • Local business listings
  • Content writing
  • eCommerce SEO

23. Evestar

Evestar

If you specifically need help with eCommerce SEO, be sure to check out Evestar, an eCommerce marketing agency that has two offices in Florida. Their team implements the most up-to-date SEO best practices to help your online store get more views and sales. 

Key services include:

  • Backlinks
  • Keyword analysis
  • Website and home page optimization

Evestar

Evestar is a Marketing Agency focused on scaling eCommerce companies. What started out as a team of successful startup entrepreneurs, growth and product engineers has now become an independent full-service digital firm.

Company
Channels
Services
Company
team size

1 - 10

region

Florida

Best for:

Small Size Brand

Minimum Campaign Size: $5.000+
Channels
Facebook
Google
Pinterest
TikTok
YouTube
Services
Email Marketing
SEO
Influencer Marketing
Branding
Ad Creative
Facebook Ad Buying
Google Ad Buying
Tik Tok Ad Buying
Pinterest Ad Buying
SMS Marketing
Minimum Campaign Size: $5.000+

Evestar

Evestar is a Marketing Agency focused on scaling eCommerce companies. What started out as a team of successful startup entrepreneurs, growth and product engineers has now become an independent full-service digital firm.

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24. Coalition Technologies

Coalition Technologies

With teams in Los Angeles and Seattle, Coalition Technologies focuses on web marketing. They’ve helped more than 1,000 clients to rank higher and boost their online sales. In fact, their clients receive almost 15 million website visits each month and the SEO revenue that they’ve generated for them adds up to over $580 million. Their team will analyze every element of your business, its site, and target audience before they design a custom strategy for your brand. Whether you need help with monthly services or you’re ready for a long-term commitment, they’re open to both approaches. 

Key services include:

  • Amazon SEO
  • Lead generation SEO
  • Local SEO 
  • Amazon SEO

25. Volume Nine

Volume Nine

Volume Nine is a Denver-based digital marketing agency that was founded in 2007. Their team of experienced SEO specialists uses a multistep approach to SEO that always starts with the target audience. 

Whether you’re a smaller brand or large business, they can help you to generate more organic traffic. For smaller brands, they can trim their services, while they can tailor their SEO offering to bigger businesses. With regards to pricing, SEO retainers start at about $2,000 per month. 

Key services include:

  • SEO audit
  • Keyword research
  • Website and page optimization
  • Technical SEO
  • Shopify SEO
  • WordPress SEO

Volume Nine

Volume Nine is Denver's top digital marketing agency, specializing in social media, content, and search marketing (PPC & SEO). Volume Nine helps clients build their brand, drive traffic, and grow sales.

Company
Channels
Services
Company
team size

10 - 50

region

Denver, CO

Best for:

Enterprise, Small and Midmarket Businesses

Minimum Campaign Size: $1.000+
Channels
Facebook
Instagram
LinkedIn
Services
Content Creation
SEO
Social Media Management
Minimum Campaign Size: $1.000+

Volume Nine

Volume Nine is Denver's top digital marketing agency, specializing in social media, content, and search marketing (PPC & SEO). Volume Nine helps clients build their brand, drive traffic, and grow sales.


26. JumpFly

JumpFly

According to their website, their team teaches websites to speak “customer” and “search engine” fluently. They’re proudly located just outside of Chicago and take a data-driven approach to SEO. With the help of their proprietary software, they can identify search-friendly keywords that will help their clients to attract more visits that will actually convert.  

Key services include:

  • Keyword identification
  • Technical analysis
  • Content optimization
  • Link authority

JumpFly

JumpFly is a digital advertising agency specializing in PPC account setup and management for Google Ads, Microsoft Ads, Facebook & Amazon.

Company
Channels
Services
Company
team size

50+

region

Elgin, IL

Best for:

Enterprise, Small and Midmarket Businesses

Minimum Campaign Size: $5.000+
Channels
Facebook
Instagram
Services
Amazon Ad Management
PPC Management
Social Media Management
Minimum Campaign Size: $5.000+

JumpFly

JumpFly is a digital advertising agency specializing in PPC account setup and management for Google Ads, Microsoft Ads, Facebook & Amazon.


27. Ignite Visibility

Ignite Visibility

Ignite Visibility is one of the highest ranked SEO agencies on Clutch, not just in the USA but also globally. Boasting just over 100 reviews on Clutch, they’re also one of the most-reviewed agencies on this popular B2B rating and reviews website. 

From their offices in San Diego, California, they offer a wide range of digital marketing services, including SEO. Before you need to make any financial commitments, they’ll give you an analysis, strategy, forecast, project plan, KPIs, and a timeline. Plus, you don’t have to enter into a long-term contract. 

Key services include:

  • Local SEO
  • International SEO
  • eCommerce SEO
  • Consultation (their CEO is one of the top SEO consultants)
  • Link building

28. WebFX

WebFX

Headquartered in Harrisburg, Pennsylvania, WebFX is one of the leading performance marketing agencies and offers a long list of digital marketing services. Armed with an award-winning team and AI-powered software, they offer comprehensive SEO services as well as supporting services, like content marketing services, to amplify your SEO strategy. 

According to WebFX’s website, they’ve created over 250,000 first page rankings on Google for their clients. Arguably even more impressive is that in the past five years, they’ve generated more than $3 billion in revenue for their clients. 

Key services include:

  • Local SEO
  • National SEO
  • eCommerce SEO
  • In-depth SEO audits
  • Ongoing on-page and off-page optimizations
  • Technical SEO

29. Titan Growth

Titan Growth

Titan Growth is a digital marketing agency that’s based in San Diego, California and specializes in paid media and SEO. If you specifically need help with technical SEO, be sure to check them out. With the help of their proprietary, patented technology, they learn invaluable insights about their clients’ websites helping them to improve the performance. They also offer a complimentary SEO consultation that will give you a better idea of how your competition is performing and how your website compares. 

Key services include:

  • Keyword research
  • In-depth competitive analysis
  • Link acquisition

30. OuterBox

OuterBox

Headquartered in Ohio, OuterBox has worked with businesses across diverse industries and has generated over 2 million page one Google rankings during the 17+ years that they’ve been in business. According to their website, they help their clients to grow their organic traffic by more than 250% on average. 

Their in-house team provides a variety of SEO services for the most popular website platforms. If you specifically need help with eCommerce, they’re a great choice and are recognized as one of the leading eCommerce SEO companies across the world.

Key SEO services include:

  • eCommerce SEO
  • B2B SEO
  • Lead generation SEO
  • SEO consulting

31. SocialSEO

SocialSEO

Headquartered in Colorado Springs, Colorado, SocialSEO is one of the leading names in SEO in the United States. Trusted and loved by major brands like Jaguar, Landrover, and Don Julio, they offer a long list of SEO services. Plus, if you want to leverage Google further, they’re also one of the best Google Ads agencies and a Premier Google Partner.  

Key services include:

  • Local SEO
  • National SEO
  • eCommerce SEO
  • Enterprise SEO
  • Link building

32. SEOValley

SEOValley

Founded in 2000, SEOValley is a full-service, digital marketing company. They have marketing offices across the United States and in a number of other continents, including Australia and Europe, making them one of the largest SEO companies. During their two decades in business, they’ve helped over 6,000 clients to climb the search rankings and improve their website traffic. 

Everything is handled by their in-house team which means that you can look forward to a more personalized experience. Depending on your needs, you can also hire one of their experts as a full-time, dedicated SEO specialist. This can work out much cheaper than having to appoint your own in-house specialist. 

Key services include:

  • Local SEO
  • eCommerce SEO
  • Consultation
  • Link acquisition

33. Victorious

Victorious

Victorious describes themselves as a “value-driven SEO agency” that uses market research and performance data to craft scientifically-driven strategies for their clients. Their work has landed them a number of awards including being named Global SEO Agency of the Year by Search Engine Land in 2018. Fast-forward three years and they’re still raking in top awards and nominations. Most recently, they’ve been named as the #44 Fastest Growing Company in California by Inc. Magazine. From their offices in San Francisco, they work with various sectors including fashion, real estate, and SaaS. 

Key services include: 

  • Keyword research
  • Link building
  • Content services
  • Audits

34. Searchbloom

Searchbloom

Searchbloom is an award-winning agency that’s based in Draper, Utah and specializes in search marketing. Voted as one of the top SEO consultants and companies by Clutch, they use ROI-driven strategies and proven methodologies to help their clients enjoy a higher return on their investment. Their promise — to offer more value than they get in payment. They only partner with clients if they know they can deliver a return on investment. So, you’re guaranteed to see results.  

Key services include:

  • Local SEO
  • National SEO
  • eCommerce SEO

35. NextLeft

NextLeft

Based in Chicago and San Diego, NextLeft is a digital marketing agency that concentrates on SEO and PPC, with SEO being their number one service. They were founded only in 2015, making them one of the newer agencies on our list, but have already worked with a number of well-known names like Hallmark. Not only do they work with businesses of all sizes, but they can also offer services and support in all aspects of SEO. 

Key services include:

  • Local SEO
  • Technical SEO
  • Keyword research 
  • Link building
  • B2B SEO
  • Reporting

36. HigherVisibility

HigherVisibility

HigherVisibility is an award-winning digital marketing agency that’s based in Memphis, Tennessee. In 2021, they were named the SEO Agency of the Year by US Agency Awards, while the previous year they were named as the Best Large SEO Agency by US Search Awards. Whether you’re a small business or a Fortune 1000 company, they’ve helped businesses of all sizes to increase their site traffic, online leads, and sales. 

Key services include:

  • On-page optimization
  • White hat link building
  • Reporting
  • Auditing
  • Franchise SEO

37. SEO Brand

SEO Brand

SEO Brand is an award-winning, boutique, full-service digital agency that has offices in a number of major US cities, including Boston, Miami, and Philadelphia. They’ve helped their clients to generate over 250,000 leads, ranked more than 100,000 pages, and generated thousands of calls. They describe themselves as more than just SEO specialists and will place themselves in the customers’ shoes before they start any campaign. 

Key services include:

  • Content writing
  • Amazon SEO
  • Local SEO
  • Link building
  • Consultation
  • Auditing

38. Comrade Digital Marketing

Comrade Digital Marketing

Comrade Digital Marketing is a full-service digital marketing and web design agency that’s based in Chicago. In addition to SEO, they also specialize in web development and PPC. According to their website, on average they help to increase their clients’ traffic by more than 250% and increase their ROI by 65%. 

Their main goal is to help grow their clients’ revenue and, since 2008, they’ve helped them to generate over $50 million. If you’re still unsure, they’re one of the few companies that offer a guarantee on their SEO services. 

Key services include:

  • Keyword research and optimization
  • Analytics
  • Content marketing
  • Voice search optimization 

39. Infront Webworks

Infront Webworks

Infront Webworks has more than 20 years’ of experience behind their name. Based in Colorado Springs, Colorado, they’re an award-winning, full-service digital agency that includes SEO as one of their areas of specialization. As they offer a range of other key digital marketing services, one of the main benefits of working with them is that you’ll have a single point of contact for all questions relating to your website. 

Key services include:

  • Consultation and workshops
  • Small business SEO
  • Local SEO
  • Auditing

Wrapping Things Up

When selecting a search engine optimization company to partner with, there are a few factors to consider. For starters, let your business goals guide you. As mentioned, there are various aspects to SEO and your goals will play a key role in determining which area you should focus on. 

A second important point to keep in mind is that while some of these agencies are happy to work with you on a short-term basis, it will take time before your online visibility improves. Rather take the time to research these numerous companies well beforehand instead of jumping from one to the next. 

Lastly, it would be impossible for us to mention all the great SEO companies in the USA. So, when researching these companies be sure to check out online reviews too.

About the Author and Expert Reviewer
Koba Molenaar brings nearly a decade of rich experience in content writing, specializing in digital marketing, branding, SaaS, and eCommerce. Her passion for helping brands, from solopreneurs to established companies, connect with their audiences shines through her work. As a member of the Golden Key International Honor Society, Koba’s commitment to excellence is evident in her work, showcasing her as a relatable and knowledgeable voice in the industry.
Djanan Kasumovic
Expert Reviewer