Top 100 SEO Companies in the United States
The Best of March 2026Looking for a top SEO firm in the United States?
Compare top-performing SEO agencies to see which may be the best fit for your business goals. Whether you're seeking to improve your ranking in search engine results pages, boost website traffic, or show up in local search results, investing in SEO is important for business growth.
To assist you in your search for a partner, we’ve compiled this list of the top SEO companies in United States. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best United States SEO Firms
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$1,000+50 - 249 employeesSan Antonio, TXFunnel Boost Media is a SEO company. They are located in San Antonio, Texas; Doral, Florida; Boston, Massachusetts and San Francisco, California and have a midsize team that focuses on Search Engine Optimization, Advertising, Pay Per Click, and Web Design. The agency was launched in 2012.Read More
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$1,000+10 - 49 employeesNew York, NYSEO company NuStream is in New York, New York; Philadelphia, Pennsylvania and Allentown, Pennsylvania. They provide Search Engine Optimization, Web Design, Digital Strategy, and Video Production and were established in 2010.Read More
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301Undisclosed10 - 49 employeesAustin, TXRead More
Located in Texas, Leverage Marketing has a team of 35+ professionals who focus on inbound marketing. Other services include SEO, PPC, content and social media marketing, and digital strategy. They work with small and mid-market businesses.
Clients
BOXX TechnologiesIndustries
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302$5,000+2 - 9 employeesMustang Ridge, TXRead More
Volacci is a marketing agency based in Austin, Texas. Founded in 2008, their team consists of 6 employees. They offer services in SEO, PPC, conversion optimization and digital strategy.
Clients
Fast Company / Inc. MagazineIndustries
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303$10,000+10 - 49 employeesBoston, MAGoingClear®, a web design agency, was founded in 2001. Their small team is based in Boston, Massachusetts. The agency focuses on Web Design, Web Development, Search Engine Optimization, UX/UI Design, and more.Read More
Clients
Massport Community Advisory Committee 98.5 Sports Hub Derenzo Construction Underscore VCIndustries
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304$100,000+50 - 249 employeesWashington, DCBased in Washington, District of Columbia, Interactive Strategies is a web design agency. The midsize firm was launched in 2001. Their services include Web Design, Web Development, Digital Strategy, Branding, and more.Read More
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Rainforest TrustIndustries
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305$1,000+10 - 49 employeesSt. Petersburg, FLLaunched in 2014, Cleartail Marketing is a small SEO services firm. Their services include Search Engine Optimization, Web Development, and Pay Per Click. The company is located in St. Petersburg, Florida.Read More
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306$1,000+10 - 49 employeesLakewood, CODigital Spice is a small SEO company. They provide Search Engine Optimization, Content Marketing, Web Design, and Web Development and were launched in 2022.Read More
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Sonesta Mathnasium RLH Corporation SyncroIndustries
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307$10,000+50 - 249 employeesHouston, TXCentric is a web design agency. Headquartered in Houston, Texas and Dubai, United Arab Emirates, their midsize team focuses on Web Design, Web Development, Branding, Social Media Marketing, and more. The agency was founded in 2012.Read More
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308$10,000+50 - 249 employeesPortsmouth, NHVital Design is a midsize PPC company. The Portsmouth, New Hampshire-based firm was launched in 2001. Their services include Pay Per Click and Search Engine Optimization.Read More
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VISAIndustries
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309$5,000+10 - 49 employeesChamblee, GARead More
Cardinal Digital Marketing is a digital marketing agency based in Atlanta, Ga. It was founded in 2009 and has a staff of around 20 employees. Cardinal Digital Marketing specializes in SEO, PPC, and web development, primarily for enterprise clients.
Clients
ClubCarIndustries
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310$1,000+10 - 49 employeesCincinnati, OHRead More
Founded in 2017, BigOrange.Marketing is a small web design agency headquartered in Cincinnati, Ohio. Their services include web design, content marketing, digital strategy, search engine optimization, and more.
Clients
Intrust ITIndustries
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311$1,000+10 - 49 employeesPhiladelphia, PASEO company NuStream is in New York, New York; Philadelphia, Pennsylvania and Allentown, Pennsylvania. They provide Search Engine Optimization, Web Design, Digital Strategy, and Video Production and were established in 2010.Read More
Clients
AmerescoIndustries
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312$5,000+10 - 49 employeesNew York, NYAdvertising company Firon Marketing is located in New York, New York. The firm focuses on advertising, branding, market research, marketing strategy, and more and is small.The firm was established in 2018.Read More
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313Undisclosed2 - 9 employeesHoboken, NJRead More
Digitalux is a marketing firm based in Hoboken, NJ. Founded in 2013, the team of 12 digital experts specializes in content marketing, SEO, email marketing, and web design.
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SaaS companies -
314$1,000+10 - 49 employeesWilliamsburg, VARead More
Small public relations firm TheBestReputation , is in Sarasota, Florida. Launched in 2022, the team specializes in public relations.
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315$5,000+2 - 9 employeesWest Chester, PARead More
Bad Rhino Inc. Is a West Chester, Pennsylvania-based Advertising company. The firm specializes in Advertising, Social Media Marketing, Digital Strategy, Email Marketing, and more and is small.The firm was established in 2011.
Clients
Landvest Christie'sIndustries
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316$5,000+10 - 49 employeesNew York, NYRead More
Architectural design company Van West Media was founded in 2004. They are based in New York, New York and have a small team. Van West Media specializes in architectural design, branding, digital strategy, email marketing, and more.
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317$10,000+10 - 49 employeesNew York, NYRead More
Founded in 2011, Roswell Studios is located in NYC. With about 10 employees, they provide web design, UX/UI design, and web development services.
Clients
SVG PaintIndustries
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318$1,000+250 - 999 employeesSan Jose, CAWytlabs is a SEO services firm. Established in 2015, the midsize company is in San Jose, California. Their services include search engine optimization, pay per click, and web development.Read More
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319$10,000+2 - 9 employeesNashville, TNRead More
Landslide Creative is a web design agency. The small team is located in Nashville, Tennessee. Their services include Web Design, Web Development, Digital Strategy, Search Engine Optimization, and more.
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320Undisclosed2 - 9 employeesClermont, FLDigital Sargeant is a Digital Strategy company launched in 2017. They are located in Clermont, Florida and have a small team. Their services include Digital Strategy, Social Media Marketing, Search Engine Optimization, Pay Per Click, and more.Read More
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321$5,000+10 - 49 employeesOak Brook, ILVerve Marketing Group is a web design agency established in 2008. Their small team is located in Oak Brook, Illinois. Their services include Web Design, Branding, Search Engine Optimization, and Content Marketing.Read More
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322$5,000+50 - 249 employeesLehi, UTRead More
97th Floor is a SEO agency. They are based in Lehi, Utah and have a midsize team. Their services include Search Engine Optimization, Pay Per Click, Content Marketing, Demand Generation Marketing, and more.
Clients
AT&TIndustries
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323$5,000+10 - 49 employeesPhiladelphia, PARead More
Creative MMS is a digital marketing agency based in Philadelphia. Founded in 2005, this company has 17 employees. Services provided by Creative MMS include PPC, SEO, and digital strategy for small and midmarket businesses.
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AgamericaIndustries
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324$5,000+10 - 49 employeesGreenwood Village, COMountaintop Web Design, a SEO agency, is located in Greenwood Village, Colorado. The small company was founded in 2013. Their services include Search Engine Optimization, Web Design, Advertising, Marketing Strategy, and more.Read More
Clients
EES LIVSMED Secure Anchor CCS Facility ServicesIndustries
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325$25,000+10 - 49 employeesPhiladelphia, PARead More
Eastern Standard is a Philadelphia, Pennsylvania-based web design company. The small team focuses on Web Design, Web Development, Branding, UX/UI Design, and more and was established in 2014.
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326$10,000+2 - 9 employeesAtlanta, GARead More
Trajectory Web Design is a small web design company. They specialize in Web Design, Digital Strategy, and Search Engine Optimization and were established in 2005.
Clients
City of AtlantaIndustries
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327$5,000+2 - 9 employeesSan Diego, CARead More
Socratik is an SEO agency founded in San Diego in 2018 with fewer than 10 people. They are experts in SEO and PPC solutions for clients ranging from small businesses to large firms in the fields of e-commerce, healthcare, and hospitality.
Clients
PepsiCoIndustries
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328$1,000+2 - 9 employeesBoca Raton, FLThe Digital Bloom - Digital Marketing Agency is a SEO agency. Launched in 2016, the firm is based in Figueira da Foz, Portugal; Newmarket, Canada and Boca Raton, Florida. The small team focuses on Search Engine Optimization, Content Marketing, Digital Strategy, Email Marketing, and more.Read More
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329$1,000+10 - 49 employeesChicago, ILRead More
Founded in 2006, OneIMS is a results-driven digital marketing firm in Chicago. Its team of more than 30 manages the inbound marketing process for its clients, with special emphasis on SEO, PPC, digital strategy, conversion optimization, and content marketing.
Clients
SamsungIndustries
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330Undisclosed50 - 249 employeesBerwyn, PAPurplegator is a midsize SEO services firm in Berwyn, Pennsylvania; Des Moines, Iowa and Haleiwa, Hawaii. They focus on Search Engine Optimization, Social Media Marketing, Web Design, Mobile App Development, and more and were established in 1989.Read More
Clients
AldiIndustries
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