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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211$1,000+10 - 49 employeesChicago, ILLocal Seo Services Chicago is a small Chicago, Illinois-based SEO company. Their services include Search Engine Optimization and Ecommerce Marketing.Read More
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212$1,000+10 - 49 employeesChicago, ILAdvertising company Tridence Digital Marketing Agency is located in Jacksonville Beach, Florida and Chicago, Illinois. They focus on Advertising and Branding.Read More
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213$1,000+50 - 249 employeesSchaumburg, ILNextRow Digital, a Digital Strategy company, specialize in Digital Strategy and Marketing Strategy. They were founded in 2006.Read More
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214$1,000+10 - 49 employeesChicago, ILBased in Chicago, Illinois and Cedar Rapids, Iowa, Innovative Creative Agency is a web design company. The small agency was established in 2013. Their services include Web Design and Search Engine Optimization.Read More
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215$1,000+2 - 9 employeesChicago, ILLinkBoosterz is a SEO services firm launched in 2014. Headquartered in Chicago, Illinois, the team focuses on Search Engine Optimization and Content Marketing.Read More
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216Undisclosed2 - 9 employeesChicago, ILChicago Website Design SEO Company is a web design company launched in 2012. Their services include Web Design and Search Engine Optimization.Read More
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217$1,000+10 - 49 employeesDarien, ILLocated in Chandigarh, India and Darien, Illinois, Leciel Technologies is a small SEO services firm. The team focuses on Search Engine Optimization and E-Commerce Development.Read More
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218$10,000+50 - 249 employeesSchaumburg, ILMarketing Strategy company Pinnacle Advertising was founded in 1999. The team offers Marketing Strategy and Media Planning & Buying.Read More
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219$5,000+10 - 49 employeesOak Brook, ILQuadW Technology is a software development firm. The Oak Brook, Illinois-based team specializes in Custom Software Development and Web Design.Read More
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220Undisclosed10 - 49 employeesChicago, ILOnimod Global is a graphic design company. Established in 2007, the firm provides Graphic Design and Marketing Strategy.Read More
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221$5,000+10 - 49 employeesChicago, ILFortress Consulting is a Chicago, Illinois-based Content Marketing company. Their services include Content Marketing and Search Engine Optimization.Read More
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222$1,000+10 - 49 employeesJoliet, ILTensor Solutions is a social media marketing company. Launched in 2019, the firm is based in Joliet, Illinois. Their services include Social Media Marketing and Search Engine Optimization.Read More
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223$5,000+2 - 9 employeesHuntley, ILSmall SEO services firm Websolve Marketing, is in Huntley, Illinois. The team offers Search Engine Optimization and Web Design.Read More
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224$1,000+2 - 9 employeesDanville, ILAWEBCO is a web design company. Their small team is in Danville, Illinois and provides Web Design and Web Development. The company was founded in 2015.Read More
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225$1,000+10 - 49 employeesChicago, ILAttorneySync is a social media marketing company. They are in Chicago, Illinois and have small team. They specialize in Social Media Marketing and Search Engine Optimization.Read More
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226Undisclosed50 - 249 employeesChicago, ILMarket Research company Winsby Inc was founded in 2003. The team provides Market Research and Marketing Strategy.Read More
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227$10,000+2 - 9 employeesChicago, ILSwHaus: Digital Solutions is a SEO company. The team offers Search Engine Optimization and Web Design, and the firm is located in Chicago, Illinois.Read More
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228Undisclosed10 - 49 employeesLisle, ILOwl Digitech, a SEO agency, was founded in 2022. The agency provides Search Engine Optimization and Web Design, and is small.Read More
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229$1,000+50 - 249 employeesWestchester, ILPromactive is a midsize advertising company. Launched in 2017, the team offers advertising, digital strategy, social media marketing, and search engine optimization. The company is in Westchester, Illinois.Read More
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230$1,000+2 - 9 employeesChicago, ILSiteNative is a web development company established in 2020. Their small team is headquartered in Miami, Florida. Their services include web development, e-commerce development, search engine optimization, branding, and more.Read More
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231$1,000+2 - 9 employeesChicago, ILSEO Design Chicago is a PPC agency based in Chicago, Illinois. Launched in 2015, the team offers Pay Per Click and Conversion Optimization.Read More
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232$1,000+2 - 9 employeesEvanston, ILExpose Your Brand is a web design company. They are based in Evanston, Illinois, and their services include Web Design and Web Development.Read More
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233Undisclosed1,000 - 9,999 employeesDowners Grove, ILPhysicians Revenue Group, Inc. Is a Marketing Strategy company. Established in 1997, their team focuses on Marketing Strategy and Social Media Marketing.Read More
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234$250,000+50 - 249 employeesGlenview, ILDigital Analyst Team, a Digital Strategy company, is headquartered in Glenview, Illinois. Launched in 2018, the team provides Digital Strategy and Social Media Marketing.Read More
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235$5,000+10 - 49 employeesNormal, ILCybernautic is a Content Marketing company. They provide Content Marketing and Mobile App Development and are in Normal, Illinois and.Read More
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236Undisclosed250 - 999 employeesChicago, ILPixel Web Master is a social media marketing firm. Founded in 2021, their team offers Social Media Marketing and Search Engine Optimization.Read More
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237$5,000+10 - 49 employeesChicago, ILContent Marketing company Elevate is in Chicago, Illinois and. Their services include Content Marketing and Email Marketing.Read More
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238$5,000+10 - 49 employeesChicago, ILMarketing Srbija is a SEO company. They were launched in 2016 and offer Search Engine Optimization and Advertising.Read More
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239$1,000+10 - 49 employeesLake Forest, ILMarketing For Wellness is a small Advertising company. They provide Advertising and Branding and were founded in 2001.Read More
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240$25,000+10 - 49 employeesChicago, ILAzavar Technologies is an e-commerce development firm. The Chicago, Illinois-based team offers E-Commerce Development and Mobile App Development.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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