Top 100 Business Consulting Companies in Illinois
The Best of February 2026Looking for a top consulting firm in Illinois?
Consulting firms provide in-depth knowledge and understanding in relation to the client’s industry, technology, and processes. Having this kind of business partner empowers companies to make the best decisions for the business. They provide technical and corporate assistance, helping you resolve your challenges regardless of the industry you’re in.
Consulting firms provide a wide range of services, from creating business strategies to solidifying operational processes. Take your company to the next level by partnering with a firm today. Their knowledge and expertise are valuable assets for every business.
To assist you in your search for a partner, we’ve compiled this list of the top consulting companies in Illinois. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Illinois Business Consulting Firms
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211Undisclosed50 - 249 employeesChicago, ILHealthScape Advisors is a midsize Business Consulting company in Chicago, Illinois. Their services include Business Consulting and Compliance Consulting.Read More
Industries
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212Undisclosed10 - 49 employeesChicago, ILThoughtium, LLC, a Business Consulting company, was established in 2016. They focuses on Business Consulting and Corporate Training & Coaching.Read More
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213Undisclosed10 - 49 employeesChicago, ILLake Shore Associates, Inc. Is a Business Consulting company. The Chicago, Illinois-based company offers Business Consulting and IT staff augmentation.Read More
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214Undisclosed10 - 49 employeesChicago, ILLaMarsh Global is a Business Consulting company. Headquartered in Chicago, Illinois, their small team provides Business Consulting and HR Outsourcing. The agency was established in 1979.Read More
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215Undisclosed50 - 249 employeesPeoria, ILALIPRO is a Business Consulting company. Their midsize team of employees is based in Plymouth Charter Township, Michigan and Peoria, Illinois. Their team focuses on Business Consulting and Staffing.Read More
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216Undisclosed50 - 249 employeesNorthbrook, ILGlobal Resources, LLC is a Business Consulting company. Their midsize team is based in Northbrook, Illinois and offers Business Consulting and Accounting. The company was established in 2011.Read More
Industries
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217$5,000+2 - 9 employeesChicago, ILMALONE MEDIA is a small video production agency launched in 2016. Their team provides Video Production and Broadcast Video.Read More
Industries
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218$25,000+50 - 249 employeesSchaumburg, ILPSC Group, a custom software development company, provide Custom Software Development and Enterprise App Modernization. They were launched in 1990.Read More
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219$5,000+2 - 9 employeesSkokie, ILLaunched in 2013, Pop Digital Marketing is a branding agency. The team provides Branding and Social Media Marketing and is based in Skokie, Illinois.Read More
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220Undisclosed2 - 9 employeesBatavia, ILEstablished in 1995, The Language Bank, Inc. Is a Business Consulting company. The company provides Business Consulting and Transcription, and is small.Read More
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221$1,000+2 - 9 employeesVilla Park, ILOur Favorite Social is a social media marketing firm established in 2003. The firm focuses on Social Media Marketing and Marketing Strategy, and is small.Read More
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222$1,000+10 - 49 employeesChicago, ILTissaa is a SEO services firm. They are in Chicago, Illinois and have a small team. The firm provides search engine optimization, IT strategy consulting, cloud consulting & SI, IT managed services, and more.Read More
Industries
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223$5,000+2 - 9 employeesChicago, ILBlue Bist is a cloud consulting & SI company. Their small team is headquartered in Chicago, Illinois. Their services include cloud consulting & SI and Business Consulting.Read More
Industries
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224$1,000+10 - 49 employeesBelleville, ILBusiness Consulting company Konect360 was founded in 2016. The team focuses on Business Consulting and Marketing Strategy.Read More
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225Undisclosed2 - 9 employeesNaperville, ILLaunched in 2020, NB Business Consulting Group is a social media marketing agency. The team provides Social Media Marketing and Search Engine Optimization and is based in Naperville, Illinois.Read More
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226$10,000+10 - 49 employeesBolingbrook, ILEstablished in 2020, Christian Banach is an Account-Based Marketing company. The team specializes in Account-Based Marketing and Sales Outsourcing.Read More
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227$1,000+50 - 249 employeesMorton Grove, ILThe Trademark Associates, a web development firm, is in Morton Grove, Illinois. Their services include Web Development and Business Consulting.Read More
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228$25,000+2 - 9 employeesChicago, ILAnomali by Design is a small Digital Strategy company. Founded in 2022, the team offers Digital Strategy and Product Design.Read More
Industries
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229$1,000+2 - 9 employeesLibertyville, ILKFN Accounting & Financial LLC, an Accounting company, was launched in 2020. Headquartered in Chicago, Illinois and Libertyville, Illinois, the team specializes in Accounting and Business Consulting.Read More
Industries
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230$5,000+50 - 249 employeesChicago, ILLaunched in 2016, QA Outsource is a midsize IT strategy consulting company. Their services include IT strategy consulting and IT managed services.Read More
Industries
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231Undisclosed2 - 9 employeesBolingbrook, ILBillcare, a Back Office Outsourcing company, is in Bolingbrook, Illinois. Their services include Back Office Outsourcing and Business Consulting.Read More
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232$5,000+2 - 9 employeesChicago, ILSprk'd Digital Marketing is a Digital Strategy company. Located in Chicago, Illinois, the firm provides Digital Strategy and Content Marketing.Read More
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233$10,000+2 - 9 employeesLoves Park, ILFounded in 2020, Mighty Swarm is a web design company. Their team offers Web Design and Business Consulting.Read More
Industries
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234$25,000+2 - 9 employeesNaperville, ILVision Capital Management, an IT strategy consulting company, is located in Naperville, Illinois. The team specializes in IT strategy consulting and cloud consulting & SI.Read More
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235$5,000+2 - 9 employeesChicago, ILRead More
Smart Yeti is a marketing strategy company. The Chicago, Illinois-based firm was founded in 2015. The small team focuses on marketing strategy, digital strategy, content marketing, email marketing, and more.
Clients
Amata Law Office SuitesIndustries
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236$5,000+10 - 49 employeesElmwood Park, ILProfessional Wiki Help is an Advertising company. Launched in 2024, the company is based in Elmwood Park, Illinois. Their team specializes in Advertising and Market Research.Read More
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237Undisclosed2 - 9 employeesChicago, ILIron Horse Management Consultants is a small Business Consulting company in Chicago, Illinois. Their services include Business Consulting and unified communications consulting & SI.Read More
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238Undisclosed2 - 9 employeesBloomington, ILPerformance Growth Partners is a Business Consulting company founded in 2001. Their services include Business Consulting and Corporate Training & Coaching.Read More
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239Undisclosed2 - 9 employeesChicago, ILExecutive Leadership Support is a small Chicago, Illinois-based Business Consulting company. Their services include Business Consulting and Corporate Training & Coaching.Read More
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240$250,000+50 - 249 employeesChicago, ILHeadquartered in Chicago, Illinois, ForceIQ is a midsize cloud consulting & SI company. The team specializes in cloud consulting & SI and CRM consulting and SI.Read More
Industries
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