Best Illinois IT Consulting Companies

3 Companies-Rankings updated: November 02, 2026
IT Consulting
Nonprofit
Budget
Sort by: Avg Hourly Price: High to Low

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × Illinois × IT Consulting × Nonprofit × Sort by: Avg Hourly Price: High to Low ×Clear Filters

  • Improving

    Leading Technology Partner Fortune 500 Enterprises Trust to Build, Modernize, and Scale Globally

    With 2,500+ consultants across the US, Canada, Latin America, and India, Improving puts experienced technologists in your market, not just on your project. Our teams understand the regulatory landscape, industry norms, and technical expectations of the markets you serve...

    Top Services:

    • IT Services
    • Software Development
    • Cloud Consulting
    • DevOps Consulting
    • Managed Services
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    Google reviews(49)4.7

  • LME Services

    Managed I.T. Services & Cybersecurity Solutions Since 1994

    Family-owned managed IT and cybersecurity company in Hoffman Estates, IL, serving Chicagoland businesses since 1994. Dedicated team, 24/7 monitoring, backup, and compliance support...

    Top Services:

    • Managed Services
    • IT Services
    • Cybersecurity
    • Cloud Consulting
    • IT Compliance Solution
    • Show more
    Location
    Hoffman Estates, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $180/hr
    Portfolios Count
    8 Projects Listed
    View Profile
    DesignRush verified(11)4.9
    Google reviews(31)4.9

  • The App Founders

    Software, Mobile App, Games Development Company.

    The App Founders is a recognized leader in the mobile app development industry that excels in building mobile apps to upscale your business and bolster your customer retention rate. Well transform your idea into a market-ready application on schedule and within budget...

    Top Services:

    • Mobile App Development
    • Software Development
    • eCommerce Development
    • Product Design
    • CRM Consulting
    • Show more
    Location
    Niles, Illinois
    Number of Employees
    100 - 249
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    16 Projects Listed
    View Profile
    Google reviews(8)4.0

Related Services in Illinois

Related IT Services Specializations in Illinois

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