Top 100 SEO Companies in Illinois
The Best of December 2025Looking for a top SEO firm in Illinois?
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 Illinois. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
Jump to Most Reviewed Companies
List of the Best Illinois 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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571Undisclosed2 - 9 employeesChicago, ILSlim Marty is an Email Marketing company. In Chicago, Illinois, the team specializes in Email Marketing and Pay Per Click.Read More
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572$1,000+2 - 9 employeesChicago, ILLuna Vista Digital, LLC is a Digital Strategy company founded in 2022. The team offers Digital Strategy and Social Media Marketing and is headquartered in Chicago, Illinois.Read More
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573$5,000+50 - 249 employeesChicago, ILRead More
Brafton is a midsize Boston, Massachusetts-based Content Marketing company. They focus on Content Marketing and Search Engine Optimization and were launched in 2008.
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574$1,000+Freelancer employeesChicago, ILAffordable Web Design Chicago is a Chicago, Illinois-based web design agency. Established in 2024, the team provides Web Design and Search Engine Optimization.Read More
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575$5,000+2 - 9 employeesPark Forest, ILIDEALalter is a SEO services firm launched in 2015. The team specializes in Search Engine Optimization and Web Design and is located in Park Forest, Illinois.Read More
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576Undisclosed2 - 9 employeesPeotone, ILGetSetGo Solution is a branding agency launched in 2015. Their team focuses on Branding and Social Media Marketing.Read More
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577$1,000+2 - 9 employeesChicago, ILSEO services firm Arnos Digital was launched in 2024. The company offers Search Engine Optimization and Pay Per Click.Read More
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578$1,000+2 - 9 employeesMundelein, ILNfiniteLimits is a SEO services firm. They were founded in 2024, and their services include Search Engine Optimization and Pay Per Click.Read More
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579Undisclosed2 - 9 employeesNaperville, ILLocated in Naperville, Illinois and Budapest, Hungary, Hawkdive Media is a small API Development company. Their services include API Development and Web Development.Read More
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580$1,000+Freelancer employeesNaperville, ILMKT Link Media is a SEO company based in Naperville, Illinois. Their services include Search Engine Optimization and Pay Per Click.Read More
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581Undisclosed10 - 49 employeesHoffman Estates, ILIllinois internet advertising is an Advertising company. They offer Advertising and Pay Per Click and were founded in 2009. The agency is in Hoffman Estates, Illinois.Read More
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582$5,000+10 - 49 employeesChicago, ILOne2One Digital is a web design company. Their team is in Chicago, Illinois and provides Web Design and Content Marketing.Read More
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583$1,000+Freelancer employeesPort Byron, ILPixel + Code Creative is a small SEO agency founded in 2019. Their services include Search Engine Optimization and Web Design.Read More
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584$1,000+Freelancer employeesDes Plaines, ILWeb design company SkyFire Design was established in 2013. The firm focuses on Web Design and Search Engine Optimization.Read More
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585UndisclosedFreelancer employeesDowners Grove, ILPhysicians Digital Services is a small branding firm headquartered in Downers Grove, Illinois. The team focuses on Branding and Social Media Marketing.Read More
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586$1,000+10 - 49 employeesChicago, ILSimplified Solutions is a small web design agency launched in 2002. Their team offers Web Design and Search Engine Optimization.Read More
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587Undisclosed10 - 49 employeesRockford, ILQuiet Light Communications is a small Rockford, Illinois-based Advertising company. Their services include Advertising and Branding.Read More
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588Undisclosed10 - 49 employeesPeoria, ILMcomm Group, Inc. Is an Event Marketing company. Headquartered in Peoria, Illinois, their small team offers Event Marketing and Web Development. The agency was founded in 2002.Read More
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589Undisclosed10 - 49 employeesOswego, ILWeblinx, Inc. Is a graphic design company. Based in Oswego, Illinois, the agency was founded in 2001. Their team specializes in Graphic Design and Mobile & App Marketing.Read More
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590Undisclosed10 - 49 employeesWoodstock, ILTurnKey Digital is a branding firm. The company is in Woodstock, Illinois. Their services include Branding and Graphic Design.Read More
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591Undisclosed10 - 49 employeesMoline, ILNehlsen Communications is a branding company. The Moline, Illinois-based agency specializes in Branding and Graphic Design.Read More
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592Undisclosed10 - 49 employeesPalatine, ILInterline Creative Group is an Advertising company founded in 1990. The team focuses on Advertising and Branding and is in Palatine, Illinois.Read More
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593Undisclosed10 - 49 employeesOrland Park, ILBased in Orland Park, Illinois, JMG Inc is a Marketing Strategy company. The team provides Marketing Strategy and Branding.Read More
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594Undisclosed10 - 49 employeesChicago, ILTimeZoneOne Inc is a graphic design agency headquartered in Chicago, Illinois. They specialize in Graphic Design and Marketing Strategy and were established in 1993.Read More
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595Undisclosed10 - 49 employeesLa Grange, ILAdvertising company Automotive Internet Media provides Advertising and Social Media Marketing. They were founded in 2009.Read More
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596Undisclosed10 - 49 employeesChicago, ILTechnical Paradigm is a SEO company. Their small team is based in Chicago, Illinois. Their team specializes in Search Engine Optimization and Pay Per Click.Read More
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597Undisclosed10 - 49 employeesOak Park, ILStatement is a branding firm founded in 2016. Their team focuses on Branding and Search Engine Optimization.Read More
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598Undisclosed10 - 49 employeesHoffman Estates, ILLocated in Hoffman Estates, Illinois, Identity Dental Marketing is a small social media marketing company. The team offers Social Media Marketing and Search Engine Optimization.Read More
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599Undisclosed10 - 49 employeesGlen Ellyn, ILHeadquartered in Glen Ellyn, Illinois, Forward Lawyer Marketing is a small social media marketing firm. The team offers Social Media Marketing and Content Marketing.Read More
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600Undisclosed2 - 9 employeesPlainfield, ILDesign loft, inc. Is a web design agency. Located in Plainfield, Illinois, the team provides Web Design and Logo.Read More
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Check out a SEO Company in Illinois with the most new reviews in the past 12 months.
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