Top Strategic Consulting Firms in Northbrook, Illinois
Find the best strategic consulting firms in Northbrook, Illinois. All agencies are vetted with real client reviews and transparent pricing.
4 agencies foundUpdated Feb 2026
Chicago, Illinois201-5001926
As one of the original firms, we've never lost sight of the fact that consulting is a people business.
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Chicago, Illinois201-5001982
Sikich LLP is a global company specializing in technology-enabled professional services. Now with more than 1,600 employees, Sikich draws on a diverse portfolio of technology solutions to deliver transformative digital strategies and ranks as one of the largest CPA firms in the United States.
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Chicago, Illinois201-5001942
Crowe LLP is a public accounting, consulting and technology firm with offices around the world. Crowe uses its deep industry expertise to provide audit services to public and private entities.
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