Top 100 Business Consulting Companies in Chicago
The Best of February 2026Looking for a top consulting firm in Chicago?
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 Chicago. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Chicago Business Consulting Firms
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421Undisclosed2 - 9 employeesBuffalo Grove, ILSMS NA is a Business Consulting company based in Buffalo Grove, Illinois. The team offers Business Consulting and Call Center Services.Read More
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422Undisclosed10 - 49 employeesSchaumburg, ILAdroitco, Inc is an IT strategy consulting company located in Trenton, New Jersey and Schaumburg, Illinois. The team provides IT strategy consulting and cloud consulting & SI.Read More
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423Undisclosed10 - 49 employeesLake Forest, ILPasquesi Sheppard LLC is an Accounting company launched in 1975. The team offers Accounting and Business Consulting.Read More
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424Undisclosed2 - 9 employeesWheaton, ILSmall Accounting company M & M Accounting & Tax Services Ltd., is based in Wheaton, Illinois. The team focuses on Accounting and Business Consulting.Read More
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425Undisclosed2 - 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
Industries
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426Undisclosed10 - 49 employeesSchaumburg, ILCrossroads Partners, LLC is an Accounting company. They offer Accounting and Commercial Brokerage Services and are located in Schaumburg, Illinois.Read More
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427Undisclosed2 - 9 employeesLake Forest, ILFinance & Accounting Outsourcing (FAO) and Business Consulting company Capri Consulting was launched in 2003. The firm specializes in Finance & Accounting Outsourcing (FAO) and Business Consulting.Read More
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428Undisclosed2 - 9 employeesNaperville, ILRadha Associates, Inc. Is an Accounting company. They are based in Naperville, Illinois and have small team. Their team focuses on Accounting and Business Consulting.Read More
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429Undisclosed10 - 49 employeesSouth Barrington, ILLaunched in 1964, Kaizen CPAs + Advisors is an Accounting company. Their team specializes in Accounting and Financial Advising & Planning.Read More
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430Undisclosed2 - 9 employeesDyer, INLocated in Dyer, Indiana, K&D Medical Services is a Corporate Training & Coaching company. They specialize in Corporate Training & Coaching and Business Consulting.Read More
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431Undisclosed10 - 49 employeesSt. Charles, ILIn St. Charles, Illinois, The Valcort Group is a Business Consulting company. The team offers Business Consulting.Read More
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432Undisclosed10 - 49 employeesSt. Charles, ILLaunched in 2005, Transaction Management Consultants, LLC is a Business Consulting company. Located in St. Charles, Illinois, the team offers Business Consulting.Read More
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433Undisclosed10 - 49 employeesGeneva, ILVenture USA LLC is a Business Consulting company. Their small team is based in Geneva, Illinois and provides Business Consulting. The agency was launched in 2005.Read More
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434Undisclosed2 - 9 employeesGlencoe, ILThe Beyrak Firm is an Accounting company. They are headquartered in Glencoe, Illinois and have small team. Their services include Accounting and Business Consulting.Read More
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435Undisclosed2 - 9 employeesNorthbrook, ILArya Consulting Partners, a small branding company, is located in Northbrook, Illinois. Their services include Branding and Marketing Strategy.Read More
Industries
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436Undisclosed10 - 49 employeesElgin, ILSt Meyer & Hubbard Inc is a Business Consulting company launched in 2000. The firm specializes in Business Consulting.Read More
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437$1,000+2 - 9 employeesPlainfield, ILLocal Site Designer is a web design company. The team offers Web Design and Search Engine Optimization, and the company is located in Plainfield, Illinois.Read More
Industries
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438Undisclosed2 - 9 employeesMundelein, ILRowe-Thrush, Inc., a Business Consulting and Market Research company, was launched in 1940. The agency focuses on Business Consulting and Market Research.Read More
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439Undisclosed2 - 9 employeesAurora, ILBusiness Consulting company K+L Storytellers was founded in 2016. The agency provides Business Consulting.Read More
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440Undisclosed50 - 249 employeesAurora, ILBusiness Consulting company Pinnakle Technologies, Inc. Provides Business Consulting and IT strategy consulting. They were established in 2009.Read More
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441Undisclosed2 - 9 employeesHighland, INLazarian Financial Corp., CPA's is an Accounting company. Their team is based in Highland, Indiana and provides Accounting and Business Consulting.Read More
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442Undisclosed2 - 9 employeesGlen Ellyn, ILRelavise is a Fractional CMO Services company launched in 2023. Their services include Fractional CMO Services and IT strategy consulting.Read More
Industries
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443Undisclosed10 - 49 employeesPortage, INAscend Practice Management is a Business Consulting company. Established in 1996, the firm provides Business Consulting and HR Consulting.Read More
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444Undisclosed2 - 9 employeesInverness, ILWillow CPA Group, Ltd. Is an Accounting company. Headquartered in Inverness, Illinois, the company was launched in 2014. Their team provides Accounting and Business Consulting.Read More
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445Undisclosed2 - 9 employeesAurora, ILEstablished in 1965, Bakers Marketing Group is a Business Consulting company. The team focuses on Business Consulting.Read More
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446Undisclosed10 - 49 employeesSchaumburg, ILFusion Systems and Services Inc is a big data company located in Schaumburg, Illinois. Their services include BI & big data consulting & SI and IT managed services.Read More
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447Undisclosed50 - 249 employeesElgin, ILMidsize Business Consulting company IA Business Advisors, is headquartered in Elgin, Illinois. Their services include Business Consulting and Accounting.Read More
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448Undisclosed2 - 9 employeesMundelein, ILSimmons & Associates, Inc. Is a small Business Consulting company in Mundelein, Illinois. The team provides Business Consulting and Web Design.Read More
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449Undisclosed2 - 9 employeesDeer Park, ILMorganHR, Inc. Is a HR Consulting company. They are located in Deer Park, Illinois. Their team specializes in HR Consulting and Business Consulting.Read More
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450Undisclosed2 - 9 employeesHoffman Estates, ILBusiness Development Advisors, Inc. Is a Business Consulting company. They offer Business Consulting and Marketing Strategy and are in Hoffman Estates, Illinois.Read More
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