The pitch is always convincing. The results rarely match. Use this vetted directory of the best US SEO agencies to separate credible partners from the noise. Filter your search by budget, expertise, and location.
List of Top SEO Agencies in the US
5 Companies-Rankings updated: September 03, 2026
DesignRush evaluates SEO companies for SEO expertise, campaign performance, and verified client reviews to help businesses choose confidently. Some listings may be paid.
VerifiedVerified by the DesignRush team for authenticity and credibility.
Next-Gen Digital Commerce and Growth Marketing Partner
Magneto IT Solutions is a global SEO agency with 15+ years of experience and a 250-person team, covering technical, local, e-commerce, and migration SEO across 12+ industries. With $15B+ in client revenue empowered, it suits mid-size to enterprise brands...
Top Services:
Digital Marketing
Social Media Marketing
SEO
eCommerce Development
eCommerce
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Location
New York City, New York
Number of Employees
250 - 499
Average Hourly Rate
$25/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
47 Projects Listed
Magneto IT Solutions Services
Digital Marketing
Social Media Marketing
SEO
eCommerce Development
eCommerce
Email Marketing
CRO
Branding
Web Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
REDMOND FINE FOODS
Kwality Ice Cream
Daikin
DOD Technologies
Rockwell
ESPN
Silhouette
95 Nutrition
AIRBOWL
Elite Screens
Data sourced from the agency's DesignRush profile
Magneto IT Solutions Reviews & Testimonials
Rocky Redmond
Director at Redmond Fine Foods
5.0★
Software Development Review from Rocky Redmond
Magneto IT Solutions have been a responsive and supportive partner throughout our Shopify Plus B2B project. They took the time to understand our requirements, communicated clearly, and worked closely with us to deliver a solution tailored to our business needs. We've enjoyed working with the team, appreciate their ongoing support, and would be happy to recommend them to other businesses exploring Shopify Plus for B2B.
Tanner Cibula
Blogger at Tanner's Trails
5.0★
eCommerce Development Review from Tanner Cibula
Magnetos team helped us create a highly functional and visually appealing website using WordPress. They understood our need for a text-focused layout to clearly explain our services, and they brought that vision to life. The design is user-friendly, making it easy for visitors to navigate and learn more about what we offer.
Since the launch, Magneto has been handling all our hosting and maintenance needs, ensuring the site remains secure and up-to-date. They also provide expert guidance whenever we want to make significant updates. Their ongoing support and dedication have made them an essential partner for our online presence.
Peter J Arduini
President & CEO at GE HealthCare
5.0★
eCommerce Development Review from Peter J Arduini
Working with Magneto was a fantastic experience from start to finish. They built our website from the ground up using WordPress, ensuring it was easy to navigate and content-focused so we could effectively showcase our services. The team was highly responsive to our needs and made sure the design reflected our vision clearly.
After the launch, Magneto has been providing ongoing hosting and maintenance, which gives us peace of mind knowing everything is running smoothly. They're also our go-to consultants whenever we need to make significant updates or changes to the site. Their expertise and reliable support have made them an invaluable partner, and we highly recommend them.
Reviews verified by DesignRush and sourced from the agency's profile
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Valasys Media is a highly acclaimed and award-winning Inc. 5000 vetted Lead Generation agency known for ABM, CS, MQL, HQL, BANT campaigns. Our full-funnel services include touch points like programmatic media buying, LinkedIn ads, Email Marketing, Tele-touch and Intent-based ABM building...
Top Services:
Media Buying
Digital Marketing
PPC
Advertising
Email Marketing
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Location
Jersey City, New Jersey
Number of Employees
50 - 99
Minimal Budget
$10,000 - $25,000
Portfolios Count
7 Projects Listed
Valasys Media Services
Media Buying
Digital Marketing
PPC
Advertising
Email Marketing
Direct Marketing
Market Research
Web Development
SEO
Graphic Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Ridge Marketing builds memorable brands, engaging digital experiences, and lead-gen campaigns to help companies of all sizes attract buyers and drive growth...
Top Services:
Digital Strategy
Branding
Web Design
eCommerce Development
SEO
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Location
Bernards, New Jersey
Number of Employees
Under 49
Minimal Budget
$10,000 - $25,000
Portfolios Count
5 Projects Listed
Ridge Marketing Services
Digital Strategy
Branding
Web Design
eCommerce Development
SEO
PPC
Content Marketing
Video Production
Graphic Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Hanwha Vision
R&T Deposit Solutions
Dun & Bradstreet
exederm
Mavro Imaging
Amphenol Broadband
Brother
Fairleigh Dickinson University
Spur Intelligence
Brinqa
Data sourced from the agency's DesignRush profile
Ridge Marketing Reviews & Testimonials
Amy Tallitsch
Review from Google
5.0★
Amy Tallitsch's Review Sourced from Google
We have been partnering with Ridge Marketing since 2019, and they truly feel like an extension of our team. They take the time to understand our business, ask thoughtful questions, and collaborate with us to achieve our goals.
The Ridge team is professional, responsive, creative, and simply enjoyable to work with. They help fill the gaps in our marketing efforts and provide expertise that has been invaluable to our success. I honestly couldn't do my job as effectively without them.
If you're looking for a marketing partner that is invested in your success and works alongside you as part of your team, I highly recommend Ridge Marketing.
Leon Ariyan
Review from Google
5.0★
Leon Ariyan's Review Sourced from Google
Ridge Marketing has been great to work with. From Revamping our website to creating blogs, key words, and more impressions, we have seen immediate results.
The team there is extremely well versed and have executed on what they have said from the begininning.
Marie Chinnici-Everitt
Review from Google
5.0★
Marie Chinnici-Everitt's Review Sourced from Google
I've had the opportunity to work with Ridge Marketing in my capacity as Strategic Advisor for R&T Deposit Solutions, and I could not be more pleased with the experience. The Ridge team is a true partner—bringing not only exceptional creativity and responsiveness, but also a deep understanding of our business that consistently shines through in the quality of their work.
They go above and beyond—offering thoughtful advice, acting as a sounding board, and always delivering with a high level of professionalism and care. Whether it’s campaign strategy, content creation, or brand development, Ridge approaches every project with insight and enthusiasm. We’ve come to trust them implicitly, and they continue to exceed our expectations.
I highly recommend Ridge Marketing to any organization looking for a smart, collaborative, and reliable creative partner.
Reviews verified by DesignRush and sourced from the agency's profile
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Three Seven is a marketing agency built for companies selling complex, technical products to expert buyers. We diagnose the real problem first, then run strategy, brand, web, and demand generation as one team, so nothing gets lost between specialists...
Top Services:
Digital Marketing
Web Design
Web Development
SEO
PPC
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Location
Ann Arbor, Michigan
Number of Employees
Under 49
Average Hourly Rate
$199/hr
Minimal Budget
$10,000 - $25,000
Three Seven Marketing Services
Digital Marketing
Web Design
Web Development
SEO
PPC
Content Marketing
CRO
Email Marketing
UI/UX Design
CRM Consulting
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
My DIPG Navigator
Engineering Technology Associates, Inc.
Polymershapes
Data sourced from the agency's DesignRush profile
Three Seven Marketing Reviews & Testimonials
Fedor A.
Review from Google
5.0★
Fedor A.'s Review Sourced from Google
We have worked with Ross and the team on numerous projects and each time they exceeded our expectations. They helped us create converting landing pages on our website that aligned with our target demographic and ran a branding workshop that helped us define our positioning and messaging. True experts in every sense of the word. Highly recommend them.
Derek Mehraban
Review from Google
5.0★
Derek Mehraban's Review Sourced from Google
I have hired 3.7 Designs for numerous projects ranging from corporate websites to search engine optimization, to Hubspot implementation. 3.7 Designs always delivers quality work. They are consummate professionals and some of the most talented developers, designers and digital marketers in the business. The culture that Ross and Lyndsay have built over the last 15 years is commendable. I would 100% recommend 3.7 Designs for your next website design or any digital marketing project. They are the best!
Kyle Maurer
Review from Google
5.0★
Kyle Maurer's Review Sourced from Google
Hands down the BEST design agency I have ever worked with. The team at 3.7 is impeccable. They can do anything and always produce work of the highest quality. I've worked with them to brand and promote a number of business conferences and was consistently blown away by the quality of their work.
On top of being the best designers around, they're incredibly experienced and all around wonderful people. Could not recommend them more highly!
Reviews verified by DesignRush and sourced from the agency's profile
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7 Frequently Asked Questions About SEO Services USA
When should you hire large SEO agencies in the US and when specialized firms?
Hire large US SEO agencies when you need multiple capabilities under one roof, such as technical SEO, content development, PR, and paid media. Hire specialized firms when SEO is your main growth channel, and you have defined needs, such as eCommerce optimization. Specialized SEO companies in the USA provide direct access to senior marketers and offer in-depth expertise in a vertical or region. As such, it best suits businesses that rely on organic search as their primary customer acquisition channel.
Searchbloom breaks down the most common specialized SEO agencies in the USA:
Local and multi-location SEO companies in the US focus on fine-tuning location data, reviews, and optimizing Google Business Profiles.
National SEO agencies prioritize content strategy, internal linking, and link building initiatives.
eCommerce SEO firms manage catalogs, feeds, schema, faceted navigation, and parameterized URLs.
What should you look for to ensure the agency is not selling outdated SEO services?
Ask about its specific infrastructure for large language models (LLMs) and real human experiences. Agencies that reply with "exact-match keyword density" and standard text-based blogs are using obsolete playbooks that damage your ranking.
Here is what separates modern SEO services from outdated ones:
Modern SEO practices:
Topic authority and content depth
Earning editorial backlinks
Core Web Vitals and technical health
AI search visibility (AEO/GEO)
Search intent matching
Outdated SEO practices:
Thin pages with high keyword density
Buying links or using private blog networks (PBNs)
Ignoring page experience signals
Optimizing for Google only
Ranking for high-volume vanity keywords
How do you audit the USA SEO company's strategy to verify its legitimacy?
You should review its white-hat strategies, link-building practices, and account recovery process by requesting live and documented samples of client work from the past 90 days.
Legitimate companies will be able to provide these items as proof of their expertise instead of relying solely on their proposals or hiding behind the “proprietary methodology” answer.
What should a USA SEO service proposal include?
A USA SEO service proposal should include the following elements:
A baseline audit
Defined monthly deliverables and KPIs
Named team members
A reporting model
Contract terms
It should also explicitly state what work is out of scope and the specific triggers for additional billing.
How long should you realistically wait before expecting measurable results?
On average, you can expect initial results within 3-6 months, such as cleaner indexation, stronger crawl signals, and improved long-tail visibility. Within 6-12 months, SEO momentum builds for more sustained results, including movement on priority terms, more qualified traffic, and stronger conversion performance.
After the first year: Exponential growth and stable revenue tied to traditional and AI search
How much output do SEO services in the USA deliver in a month?
SEO services in the USA deliver 10-15 hours of work per month for basic packages,15-25 hours for standard work, and 25-60+ hours for more advanced strategies.
As described by Funnel Boost Media, how the overall output is dispersed depends on the service tiers and the defined SEO strategy:
Basic SEO: 10-15 hours of work per month, covering technical SEO, a light content plan, a site audit, minimal outreach, and baseline SEO reporting.
Standard SEO: 15-25 hours per month, covering ongoing technical SEO, copywriting, recurring SEO audits, and link building outreach.
Advanced SEO: 25-60 hours per month, including in-depth audits, extensive content creation (20-30 pages per month), intensified link building, ongoing technical SEO maintenance, and performance monitoring.
At what point should you fire the USA SEO company versus giving them more time?
Look for another SEO company when the current one has not presented tangible results after 6 months and shows constant behavioral problems.
Give the agency more time if you are in the first 6 months of your engagement, deliverables are completed on schedule, and the agency proactively flags issues and adjusts strategies accordingly.