Top 100 SEO Companies in the United States
The Best of August 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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1321$1,000+2 - 9 employeesLongmont, CORead More
Colorado SEO Design is a marketing firm founded in 2009 and based in Longmont, Colo. With more than two employees, they offer web development, PPC, and SEO services to both small and medium-sized businesses.
Clients
Total Garage Concepts -
1322$10,000+10 - 49 employeesLos Angeles, CARead More
// TECHYSCOUTS is a conversion optimization company. The Los Angeles, California-based agency was launched in 2012. The small team offers conversion optimization, web design, ux/ui design, web development, and more.
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1323$5,000+2 - 9 employeesLouisville, KYRead More
301 Interactive Marketing is a digital marketing agency founded in 2009 and based in Louisville, Ky. With a 10-person team of marketers and developers, 301 Interactive Marketing provides a wide range of digital services. Their solutions include SEO, PPC campaigns, web design and development, e-commerce development, and web analytics.
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Stone Legal GroupIndustries
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1324$5,000+10 - 49 employeesBoston, MARead More
Grant Marketing is a brand development and marketing agency based in Boston. Founded in 1986, their team of about 15 serves primarily midmarket businesses in industries such as consumer services, manufacturing, and healthcare. Services include branding, digital strategy, marketing strategy, content marketing, and advertising.
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Precision Coating CompanyIndustries
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1325Undisclosed10 - 49 employeesRoyal Oak, MIRead More
Traffic Digital Agency is a full-service digital marketing and creative agency headquartered in Royal Oak, Mich. Founded in 2012, Traffic Digital Agency' team of around 35 specializes in SEO, web design, and PPC. The manufactured home company appreciated Traffic Digital Agency's responsiveness, particularly after their website began yielding a significantly higher volume of leads.
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1-800-Law Firm -
1326$5,000+2 - 9 employeesAustin, TXRead More
MassConvert is a digital marketing agency based in Austin, Texas. Founded in 2014, this company has two employees. MassConvert specializes in SEO and PPC services for small to mid-sized companies.
Clients
Whole Foods (Whole Planet Foundation)Industries
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1327$1,000+2 - 9 employeesBirmingham, ALRead More
Nick the Marketer is a full-service, leads-generation-focused digital ads agency based in Birmingham, Ala. The agency, founded ub 2018, has a team of less than ten that provides SEO, PPC, web design, and social media marketing services to small businesses.
Clients
Cardinal RoofingIndustries
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1328Undisclosed10 - 49 employeesAtlanta, GATopLine Media Group, a Marketing Strategy company, was established in 2003. Their small team is headquartered in Atlanta, Georgia. Their services include Marketing Strategy, Content Marketing, Search Engine Optimization, Pay Per Click, and more.Read More
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1329Undisclosed250 - 999 employeesBoston, MARead More
SEMrush is a website development company. Their midsize team is located in Boston, Massachusetts and focuses on web development, digital strategy, market research, and search engine optimization. The agency was established in 2008.
Industries
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1330$1,000+2 - 9 employeesWashington, DCRead More
Bizapult is a marketing firm founded in 2014. Based in Washington, DC, their team of more than two members offers SEO services, web design, and PPC solutions for small and mid-market firms in the industries of business services, health care, and e-commerce.
Clients
RemodelProIndustries
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1331$1,000+2 - 9 employeesRio Rancho, NMCode Zero Studio is a web development company located in Prayagraj, India. Launched in 2023, the small team provides web development, search engine optimization, and web design.Read More
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1332$1,000+2 - 9 employeesHerriman, UTFriday Sites is a web design agency. Founded in 2020, the firm is located in Herriman, Utah. The small team focuses on Web Design, Search Engine Optimization, Logo, and Web Development.Read More
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1333$5,000+2 - 9 employeesBensalem , PAIn Bensalem , Pennsylvania, Blueshirt Media is a small SEO services firm. They offer Search Engine Optimization, Mobile & App Marketing, Social Media Marketing, Advertising, and more and were established in 2021.Read More
Industries
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1334$1,000+2 - 9 employeesNew York, NYAlfatek Digital is a Miami, Florida-based website development firm. The small team focuses on Web Development, Web Design, UX/UI Design, Social Media Marketing, and more. The firm was founded in 2019.Read More
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1335$5,000+10 - 49 employeesIrvine, CARead More
Founded in 2016, PurpleZ is a SEO agency. They are based in Irvine, California and have a small team. Their services include search engine optimization, video production, social media marketing, content marketing, and more.
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1336$1,000+2 - 9 employeesIndianapolis, INRead More
PPC company Elevated Marketing Solutions is headquartered in Indianapolis, Indiana. They specialize in pay per click, social media marketing, content marketing, digital strategy, and more and were launched in 2017.
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1337$1,000+2 - 9 employeesFreehold, NJBranding company Do Good Design Co. Was founded in 2019. The firm offers Branding, Graphic Design, Web Design, UX/UI Design, and more and has a small team.Read More
Clients
UCANIndustries
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1338$5,000+2 - 9 employeesKansas City, MORead More
Small web development firm No-Where Consultants, is located in Kansas City, Missouri. They specialize in web development, email marketing, digital strategy, search engine optimization, and more and were established in 2015.
Industries
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1339$1,000+2 - 9 employeesMinnetonka, MNRead More
ThermoDynamo is a website design, development and online marketing company based in Hopkins, Minn. They have less than 10 employees. Founded in 2003, ThermoDynamo provides web design, development, SEO, and social media marketing services for clients of different sizes and goals across a variety of industries.
Clients
BiffsIndustries
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1340$50,000+10 - 49 employeesHubbardston, MAThevisiontech is a small web development company. Founded in 2018, the company is located in Hubbardston, Massachusetts. Their team offers Web Development, Search Engine Optimization, Social Media Marketing, Email Marketing, and more.Read More
Industries
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1341$1,000+2 - 9 employeesNew Orleans, LARead More
2nd Line Marketing is a web design agency founded in 2013. Their small team is located in New Orleans, Louisiana and Carrollton, Georgia. The company provides web design, search engine optimization, social media marketing, pay per click, and more.
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1342$10,000+50 - 249 employeesMiami, FLAvenue Z is a midsize branding company. They provide Branding, Content Marketing, Digital Strategy, Ecommerce Marketing, and more and were established in 2023.Read More
Clients
Better.com AdventHealth April Orlando Economic PartnershipIndustries
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1343Undisclosed2 - 9 employeesSuwanee, GARead More
Founded in 2003, Octos Creative Communication is a web agency based in Suwanee, Ga. Octos Creative Communication's small team of fewer than five employees specializes in web design, web development, and ecommerce development.
Clients
Helm SystemIndustries
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1344$1,000+50 - 249 employeesMyrtle Beach, SCRead More
Equilibrium Consulting is a small SEO services firm. The Myrtle Beach, South Carolina-based firm was launched in 2010. Their services include search engine optimization, marketing strategy, digital strategy, and pay per click.
Industries
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1345$1,000+2 - 9 employeesSan Diego, CADigital Nomad Designs is a web design company. They are based in San Diego, California and have a small team that provides web design, search engine optimization, ux/ui design, conversion optimization, and more. The company was launched in 2018.Read More
Industries
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1346$5,000+2 - 9 employeesRaleigh, NCDigital Strategy company intelligentECOM (formerly eComIntegrate) was founded in 2011. They are in Raleigh, North Carolina and have a small team. Their services include Digital Strategy, Conversion Optimization, Search Engine Optimization, Pay Per Click, and more.Read More
Industries
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1347$5,000+2 - 9 employeesAtlantic Beach, FLTortoise and Hare Software, a pay per click company, was launched in 2018. They are in Atlantic Beach, Florida and have a small team. Their services include Pay Per Click, Search Engine Optimization, Web Development, and Marketing Strategy.Read More
Industries
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1348$5,000+2 - 9 employeesBellevue, WARead More
WILL+WAY LLC, an advertising company, was established in 2017. The company specializes in advertising, branding, public relations, marketing strategy, and more and has a small team.
Industries
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1349$5,000+2 - 9 employeesMemphis, TNSEO company Search Marketing Pros is headquartered in Memphis, Tennessee and Pittsburgh, Pennsylvania. The agency offers Search Engine Optimization, Pay Per Click, Digital Strategy, Content Marketing, and more and is small.The agency was launched in 2022.Read More
Clients
Master LawnIndustries
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1350Undisclosed10 - 49 employeesFort Worth, TXRead More
Enilon is a digital marketing agency based in Ft. Worth, Texas, that was founded in 2005. Enilon began as a web design and development firm and has since grown to a full-service digital marketing agency with around 30 employees. In addition to web design and development, the agency offers SEO, digital strategy, mobile app development, branding, and e-commerce development services to clients in a variety of industries.
Clients
Baker HughesIndustries
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