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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751$5,000+2 - 9 employeesChicago, ILIn Chicago, Illinois, Astek is a small Content Marketing company. The team specializes in Content Marketing and Search Engine Optimization.Read More
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752$5,000+2 - 9 employeesChicago, ILSEO services firm Windy City Strategy provides Search Engine Optimization and Pay Per Click. They are in Chicago, Illinois.Read More
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753$5,000+2 - 9 employeesChicago, ILRoad Block Design is a small Chicago, Illinois-based web design company. The team provides Web Design and Search Engine Optimization.Read More
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754$5,000+2 - 9 employeesCrystal Lake, ILThree Step Internet is a web design company. They are based in Crystal Lake, Illinois and have small team. Their team provides Web Design and Web Development.Read More
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755$5,000+2 - 9 employeesChicago, ILIn Chicago, Illinois, The Deep End is a SEO agency. The team specializes in Search Engine Optimization and Web Design.Read More
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756$1,000+2 - 9 employeesChicago, ILMedical Outsourced Solutions, a small SEO services firm, is based in Chicago, Illinois. Their services include Search Engine Optimization and Web Design.Read More
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757$1,000+2 - 9 employeesChicago, ILCoFlex Marketing is a PR firm. They were founded in 2014 and focus on Public Relations and Search Engine Optimization.Read More
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758$1,000+2 - 9 employeesCalumet City, ILLaunched in 2005, Dins-Inc is a small Calumet City, Illinois-based SEO agency. Their services include Search Engine Optimization and Web Design.Read More
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759$1,000+2 - 9 employeesChicago, ILEstablished in 2014, QuistBuilder is a Content Marketing company. The team focuses on Content Marketing and Search Engine Optimization.Read More
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760Undisclosed2 - 9 employeesChicago, ILMaxwell Group Inc., an Advertising company, was launched in 1987. The team focuses on Advertising and Branding and is located in Chicago, Illinois.Read More
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761Undisclosed2 - 9 employeesSpringfield, ILPhoenix Tree Design is a small graphic design agency based in Springfield, Illinois. Their services include Graphic Design and Web Design.Read More
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762Undisclosed2 - 9 employeesSleepy Hollow, ILIn Sleepy Hollow, Illinois, NTR Imagescapes Web Design is a Logo company. Their services include Logo and Graphic Design.Read More
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763Undisclosed2 - 9 employeesPalatine, ILNancy Burgess Strategic Marketing Inc. Is a small Email Marketing company launched in 2018. Their team focuses on Email Marketing and Marketing Strategy.Read More
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764Undisclosed2 - 9 employeesOrland Park, ILSQ2 Media, LLC is a graphic design company. Based in Orland Park, Illinois, the firm was founded in 2003. Their team provides Graphic Design and Mobile App Development.Read More
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765Undisclosed2 - 9 employeesZion, ILWeb design company OmekaSoft Technology was launched in 2016. The team provides Web Design and Mobile App Development.Read More
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766Undisclosed2 - 9 employeesNaperville, ILA Vital Need Marketing is a small Naperville, Illinois-based web design agency. Their services include Web Design and Email Marketing.Read More
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767Undisclosed2 - 9 employeesWheaton, ILHW Design, Inc is a graphic design agency. The team provides Graphic Design and Packaging Design, and the company is in Wheaton, Illinois.Read More
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768Undisclosed2 - 9 employeesDowners Grove, ILSEMICOLYN is a small Advertising company based in Downers Grove, Illinois. Their services include Advertising and Logo.Read More
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769Undisclosed2 - 9 employeesSchaumburg, ILAdvertising company Nathan Wiens Consulting, IL was established in 2014. The agency specializes in Advertising and Business Consulting.Read More
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770Undisclosed2 - 9 employeesHoffman Estates, ILElevate99 for Dentists, an Advertising company, was founded in 2015. Located in Hoffman Estates, Illinois, the team specializes in Advertising and Other Digital Marketing.Read More
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771Undisclosed2 - 9 employeesSt. Charles, ILAffordable Usability is an e-commerce development firm. Their small team is headquartered in St. Charles, Illinois. Their services include E-Commerce Development and Graphic Design.Read More
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772Undisclosed2 - 9 employeesVernon Hills, ILFleur Technologies, a graphic design agency, is located in Vernon Hills, Illinois. Founded in 2016, the team offers Graphic Design and Search Engine Optimization.Read More
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773Undisclosed2 - 9 employeesCrystal Lake, ILSmith Marketing Inc. Is a graphic design company established in 1994. The team specializes in Graphic Design and Business Consulting.Read More
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774Undisclosed2 - 9 employeesCarol Stream, ILBranding firm Galiant Business Solutions was launched in 1996. The small team offers Branding and Packaging Design.Read More
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775Undisclosed2 - 9 employeesCarol Stream, ILNonneman Communications, Inc. Is a small Advertising company. They offer Advertising and Branding and were established in 2006.Read More
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776Undisclosed2 - 9 employeesRock Island, ILJ Wild Marketing LLC is an Advertising company. Launched in 2015, the agency is located in Rock Island, Illinois. Their team provides Advertising and Business Consulting.Read More
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777Undisclosed2 - 9 employeesPark Ridge, ILLaunched in 2007, WSI of Park Ridge is a small Park Ridge, Illinois-based Conversion Optimization company. Their team provides Conversion Optimization and Business Consulting.Read More
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778Undisclosed2 - 9 employeesAddison, ILFront Strategy Marketing Services is a small Content Marketing company in Addison, Illinois. The team provides Content Marketing and Marketing Strategy.Read More
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779Undisclosed2 - 9 employeesSt. Charles, ILGraphic design company Benjamin Ryan Productions LLC is located in St. Charles, Illinois. Their services include Graphic Design and Search Engine Optimization.Read More
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780Undisclosed2 - 9 employeesCrystal Lake, ILDJD Marketing, Inc. Is a Marketing Strategy company. They are based in Crystal Lake, Illinois. Their team focuses on Marketing Strategy and Pay Per Click.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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