Top 30 SEO Agencies
The Best of December 2025
Search engine optimization is a meticulous discipline that’s critical to a business’ overall digital marketing strategy. It is immensely important to businesses, regardless of industry, size, or niche as it allows them to build a strong, credible online presence. SEO agencies aim to help businesses improve their website’s performance on search engines by optimizing different technical elements of a website, including keywords, content, and links. Their primary goal is to ensure businesses stay relevant on search engine results — whether on the web or mobile browsers. They offer various services, including audience targeting, SEO reporting, and SERP rank improvement.
Hiring a dedicated search engine optimization agency is a great investment for a business's short-term and long-term success. Firms with effective SEO measures have a competitive advantage over their competitors who don’t have established efforts, as it ensures they have more organic traffic and online authority.
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List of the Best SEO Agencies in The World
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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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54421Undisclosed2 - 9 employeesPleasanton, CABased in Pleasanton, California, Marketing Advantage Plus is a social media marketing agency. Their services include Social Media Marketing and Search Engine Optimization.Read More
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54422Undisclosed2 - 9 employeesPalmview, AustraliaReady Set Digital is a SEO company. Launched in 2021, the team provides Search Engine Optimization and Web Design.Read More
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54423Undisclosed2 - 9 employeesMahwah, NJReal Estate Designer is a web design company. Established in 2012, the team focuses on Web Design and Search Engine Optimization. The company is headquartered in Mahwah, New Jersey.Read More
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54424Undisclosed2 - 9 employeesHazlemere, EnglandLaunched in 2019, Rife Interactive is a small SEO services firm in Hazlemere, England. Their team specializes in Search Engine Optimization and Social Media Marketing.Read More
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54425Undisclosed2 - 9 employeesTampa, FLEstablished in 2023, Shaipe Agency is a small web design agency. Their team focuses on Web Design and Search Engine Optimization.Read More
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54426Undisclosed2 - 9 employeesPretoria, South AfricaSymaxx Digital Agency is a web design agency. Based in Pretoria, South Africa, their small team offers Web Design and Search Engine Optimization. The firm was launched in 2009.Read More
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54427Undisclosed2 - 9 employeesWidnes, EnglandThink Mad is a small Widnes, England-based web design company. The team focuses on Web Design and Search Engine Optimization.Read More
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54428Undisclosed2 - 9 employeesMagdeburg, GermanyTRYSEO is a web design agency in Magdeburg, Germany. Their services include Web Design and Web Development.Read More
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54429Undisclosed2 - 9 employeesSanta Barbara, CALaunched in 2017, TrafficDom is a SEO agency. Their team focuses on Search Engine Optimization and Digital Strategy.Read More
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54430Undisclosed2 - 9 employeesSolvoix is a website development firm. Launched in 2023, the agency specializes in Web Development and Search Engine Optimization.Read More
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54431$5,000+10 - 49 employeesGoodyear, AZOMG Marketing, a SEO agency, is based in Goodyear, Arizona. The small company was founded in 2017. Their services include Search Engine Optimization, Web Design, Marketing Strategy, and Business Consulting.Read More
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54432Undisclosed10 - 49 employeesLondon, EnglandDigital strategy company Hyperlink was founded in 2010. The small team focuses on digital strategy, graphic design, search engine optimization, and web development. The agency is located in London, United Kingdom.Read More
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54433$5,000+10 - 49 employeesSmartboost is a branding company. They focus on Branding, Digital Strategy, Search Engine Optimization, and Web Design and were founded in 2015. The agency is based in Las Vegas, Nevada.Read More
Clients
Cabrella Shipping InsuranceIndustries
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54434$10,000+10 - 49 employeesMünchen, GermanyRead More
Revision6 is a small UX agency in München, Germany. They offer ux/ui design, web design, conversion optimization, and search engine optimization and were launched in 2013.
Clients
SIXTIndustries
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54435$1,000+10 - 49 employeesCluj-Napoca, RomaniaRead More
Digital Diggers, a digital strategy company, was established in 2011. The firm specializes in digital strategy, pay per click, search engine optimization, and social media marketing and has a small team.
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54436Undisclosed10 - 49 employeesChongqing Quanping Benshi Culture Media Co., Ltd., a SEO company, is in Chongqing, China. The company provides search engine optimization, product design, graphic design, and video production and has a small team.The company was founded in 2008.Read More
Industries
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54437$1,000+10 - 49 employeesChennai, IndiaRead More
Dezvolta is a digital agency that has headquarters in Chennai, India, and an office in Auckland, New Zealand. Since being established in 2011, the team of about six employees has provided web design, web development, and SEO services. They primarily work with midmarket clientele.
Clients
ScimoresIndustries
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54438$10,000+10 - 49 employeesCohasset, MARead More
Established in 2018, Compound Growth Marketing is a SEO company. Their small team is in Cohasset, Massachusetts and specializes in search engine optimization, pay per click, email marketing, other digital marketing, and more.
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54439$1,000+10 - 49 employeesCansoft Technologies Corporation is a pay per click company launched in 2012. The small team offers pay per click, search engine optimization, social media marketing, and web design. The firm is based in Regina, Canada.Read More
Industries
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54440Undisclosed10 - 49 employeesDortmund, GermanyPay per click agency Optimerch GmbH is in Dortmund, Germany. They provide pay per click, search engine optimization, social media marketing, conversion optimization, and more and were established in 2018.Read More
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54441Undisclosed10 - 49 employeesNew Delhi, IndiaRead More
DgDoc Services Private Limited is a Hillside, New Jersey-based SEO services firm. The small team offers search engine optimization, web development, advertising, pay per click, and more and was launched in 2023.
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54442$5,000+10 - 49 employeesEl Segundo, CAHighly Relevant is a SEO agency. Founded in 2009, the company is in El Segundo, California. Their services include Search Engine Optimization and Social Media Marketing.Read More
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54443$5,000+10 - 49 employeesParis, FranceFounded in 2006, EDDO is a small Paris, France-based user experience agency. Their team offers UX/UI Design and Digital Strategy.Read More
Industries
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54444$5,000+10 - 49 employeesBordeaux, FranceKaizen Developments is an application development company. Launched in 2011, the firm is located in Bordeaux, France. Their services include Mobile App Development and Search Engine Optimization.Read More
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54445$1,000+10 - 49 employeesBerwyn, PABalance Marketing Group, a SEO agency, is headquartered in Berwyn, Pennsylvania. They specialize in Search Engine Optimization and Conversion Optimization and were launched in 2009.Read More
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54446$5,000+10 - 49 employeesHouston, TXSmall Screen Producer, a branding agency, is located in Houston, Texas. They offer Branding and Search Engine Optimization.Read More
Clients
Studio Red ArchitectsIndustries
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54447$1,000+10 - 49 employeesPhiladelphia, PALaunched in 1996, Netplus is a SEO services firm. The company focuses on Search Engine Optimization and Pay Per Click, and is small.Read More
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54448$1,000+10 - 49 employeesBeverly Hills, CAWebsite Growth is a SEO services firm launched in 1995. The firm specializes in Search Engine Optimization and Social Media Marketing.Read More
Industries
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54449$5,000+10 - 49 employeesFlorianópolis , BrazilConexorama is an Advertising company. Headquartered in Florianópolis , Brazil, the agency was established in 2013. Their services include Advertising and Other Digital Marketing.Read More
Industries
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54450$10,000+10 - 49 employeesCarrollton, TXBedford Advertising, an Advertising company, specialize in Advertising and Broadcast Video. They were established in 1980.Read More
Industries
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