Our directory features reliable IT services companies in Chicago, supporting businesses in the Loop, River North, Lincoln Park, and West Loop. These experts provide managed IT, cybersecurity, cloud solutions, and network support across many sectors. Compare firms by expertise, pricing, and client reviews.
Best IT Companies Chicago
110 Companies-Rankings updated: September 09, 2026
DesignRush lists every Chicago IT service provider based on technical capabilities, service coverage, and verified client experiences. Some listings may be sponsored.
At Net2Source (N2S), staying ahead of the curve isnt optional its who we are. As a global Talent Company, Net2Source isnt just observing the future were building it. Our proprietary AI-powered recruiting engine enables us to deliver pre-vetted, on-demand talent at speed and scale...
Transparent Cloud Consulting, Clear Solutions for Your Journey Ahead
Transparent Cloud Consulting, Clear Solutions for Your Journey Ahead
Mindsight is committed to transparent Cloud Consulting solutions. We align with your values and vision, ensuring clarity in what we can and can't do. Driven by technology, transparency, and trust, we offer a unique approach to Cloud Consulting, free from marketing gimmicks and focused on genuine partnership...
Kavi Global is a boutique business analytics solutions company. Our solutions automate data driven decision making enabling our clients to be more productive, profitable and competitive. The value we bring includes business and technology expertise, solutions delivery experience and a proven process framework...
We value our team as our greatest asset and we ensure everyone is respected, recognized.
We value our team as our greatest asset and we ensure everyone is respected, recognized.
At 10Pearls, we have an inclusive and collaborative work culture that inspires innovation, drives excellence, and unlocks a team member’s true potential through focused development, shared mission and a sense of community. We value our team as our greatest asset and we ensure everyone is respected...
Empist offers managed IT and cloud solutions with nearly two decades of expertise. Our full-service approach includes robust IT services, comprehensive cloud services, and exceptional web and app development...
Framework IT is a managed IT services provider specializing in support, strategy, and security for companies who want to form an agile IT environment. Using our data-driven methodology, The Evolution Framework, we build you a strategy tailored to your unique needs to improve productivity and incentivize...
We've been Chicagoland's trusted partner providing tech support, cloud services, integrated property technologies, networking, data protection, & cybersecurity for a single, predictable price...
Genpact (NYSE: G) is a global professional services firm that makes business transformation real. We drive digital-led innovation and digitally-enabled intelligent operations for our clients, guided by our experience running thousands of processes primarily for Global Fortune 500 companies...
EY offers Accounting, Business Consulting, and IT Services with a mission to build a better working world. It provides insights and quality services that instill trust in global capital markets and economies. EY focuses on developing exceptional leaders who deliver on their commitments to all stakeholders...
IT, Business, BPO, Audit, Tax and Advisory are just the beginning.
IT, Business, BPO, Audit, Tax and Advisory are just the beginning.
Grant Thornton LLP (US) is an IT, project management, audit, tax, AgTech, and BPO company headquartered in Chicago, Illinois with over 50 U.S. offices and access to a global network or member firms in over 135 countries. We offer a broad range of services in strategy and consulting, operations, technology and...
Crowe LLP is a global accounting firm offering audit, tax, advisory, and consulting services. With deep industry expertise, we empower businesses to make informed decisions for lasting value. Recognized as a top workplace, we leverage our partnership with Crowe Global to provide comprehensive solutions...
Baker Tilly USA is a privately-owned, trusted project management, tax consulting, and business advisory firm that helps public and large private enterprises navigate complex tax and financial regulations everywhere in the world...
Digital transformation I Custom Software development
Digital transformation I Custom Software development
Our team helps companies and non-technical entrepreneurs solve their tech challenges, from IT advisory, tech products development to digital transformation, workflow/workforce management tools...
Managed IT and cybersecurity provider delivering 80-second average response times, 6-minute average resolution times, 100% U.S.-based support, and 97.5% customer satisfaction to help businesses reduce downtime, improve productivity, and operate securely...
sa.global, a trusted Microsoft partner, delivers cloud-based, vertical-focused solutions using Microsoft business applications & the Microsoft Business Cloud. Serving project-based verticals with 800,000+ users in 80 countries, sa.global has 30+ years of experience and multiple Microsoft accolades...
Preparing your business for tomorrow by understanding your business today.
Preparing your business for tomorrow by understanding your business today.
We empower small and medium-sized businesses to make the very most of the technology they have, helping them to drive greater productivity and efficiency, while reducing costs...
Optime-Tech is a technology, consulting and global IT service provider. With their core values of customer centricity, agility and innovation, they partner with their customers to help drive positive outcomes...
At RGC, through thought leadership, our value is creating value for our clients. RGC is a Woman-Owned, MBE certified organization headquartered in Dallas, TX, with office locations in Chicago, IL, and Raleigh, NC...
Crystal Equation empower people and advance technology initiatives by building trust.
Crystal Equation empower people and advance technology initiatives by building trust.
Women-Owned Business Crystal Equation is that empowers people and technology by building trust. Crystal Equation actively identify needs, provide ongoing communication and place expertise toward Temporary staffing, direct hiring and managed services. Crystal Equation specialize in sourcing and placing...
Faye stands at the forefront as global Salesforce consulting firm + SugarCRM and marketing automation consultants, turning software into pure efficiency. Our certified team excels in integrating platforms like SugarCRM, Zendesk, and Salesforce, ensuring optimized tech stacks for businesses. Powered by an...
Kumo Partners is a forward-thinking consultancy firm that offers a diverse range of services tailored to guide businesses towards success in a rapidly evolving digital landscape...
We have extensive global resources, deep industry, business process, and technological expertise, as well as a track record of producing uplifting success tales for businesses all over the world...
Protek-IT assists Chicago-based companies and nonprofit organizations in managing their information technology infrastructures, enhancing processes, making effective use of technology, and relieving the burden of management and ownership. Businesses who want to stay one step ahead of their rivals and...
iCareBilling is a private American Healthcare IT Company that provides Insurance Credentialing, Medical Billing and other services to the healthcare industry across the United States, integrating services with any EHR, Practice Management, or Medical Billing Software...
Leading Technology Partner Fortune 500 Enterprises Trust to Build, Modernize, and Scale Globally
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...
RSM delivers the power of understanding to middle market businesses through world-class audit, tax and consulting services. With a focus on developing leading professionals and innovative solutions, we are dedicated to meeting our clients' evolving needs and driving economic growth in today's dynamic business...
Ascend Technologies provides a comprehensive range of managed IT services, catering to business leaders spanning various industries. Our services are designed to optimize the visibility and utilization of deployed infrastructure and applications and ensure seamless day-to-day operations...
Elevate the Atlassian experience with Contegix - a distinguished Platinum Solutions Partner in DevOps consulting. Over two decades, we've been trailblazing secure Atlassian solutions, catering to diverse teams in both private and public sectors...
Engineering Industries eXcellence (Engineering IndX) is the driving force of digital transformation in the industry. As an eminent division of the globally recognized Engineering Group, our role as system integrators shapes tomorrow's world...
Founded by former IBM Salesforce experts, CloudMasonry is a top-tier marketing automation consultant. We offer specialized design and support for intricate Salesforce applications. With a team averaging five years in Salesforce consulting, we're your dependable partner for new projects and ongoing system...
Delegate your business solution development to our trusted experts in the field of IT services, Software (full-stack) development, Web design, App design, and Digital marketing...
CodingCops is an AI-native technology and engineering partner specializing in AI development, vetted engineering talent, Salesforce, product & software development, and cloud & DevOps...
Globally Recognized Digital and Engineering Solutions Partner.
Globally Recognized Digital and Engineering Solutions Partner.
Named Best AI Company and Software Development Company by The Netty Awards, Opinov8 is a global technology firm with development hubs across the United States, Europe, and Egypt...
XL.net, an IT services company based in Chicago, IL, specializes in tailored solutions for small and medium-sized businesses. With a focus on understanding unique business needs, XL.net aligns IT strategies with client objectives. Its approach involves thorough investigations, strategic planning, and ongoing...
TechNoir Solutions is a dedicated IT services company that propels ambitious businesses to success. With a genuine commitment to delivering results, its experienced team provides comprehensive technology services, solutions, and support. TechNoir Solutions offers scalable and secure IT infrastructure through...
Adivi is a forward-thinking IT services and consulting firm dedicated to providing personalized and expert solutions for small businesses. Its mission revolves around delivering world-class IT service that empowers smaller enterprises to thrive. With a focus on friendly, efficient support and strategic...
RentADev provides IT staffing services, connecting businesses with top-tier talent to fuel their growth without the hassle of traditional hiring. Whether businesses need developers, designers, marketers, or project managers, RentADev offers flexible solutions to meet their staffing needs and drive success...
Small Business Accounting, Technology, & Growth Consulting.
Small Business Accounting, Technology, & Growth Consulting.
Fred Lundin CPA LLC is a Chicago-based CPA accounting and technology consulting firm specializing in serving e-commerce, solopreneurs, and small business owners. With a dedicated focus on these sectors, we provide tailored financial and technological solutions to help our clients thrive in their respective...
Simply Smart Technology is not just an IT services agency. It is a strategic partner committed to delivering fully managed IT support services to performance-focused businesses. Its team combines top-notch customer service with high-quality technical support, ensuring seamless operations and alignment with...
Frequently Asked Questions About Top IT Services in Chicago
What services does an IT company in Chicago typically provide?
IT companies in Chicago typically provide a suite of managed IT services that serve as an external tech department for businesses.
Common service offerings include:
1. Managed support and infrastructure
24/7 help desk: Remote and on-site technical support for hardware and software issues.
Network management: Setup and maintenance of LAN/WAN, Wi-Fi, and server infrastructure.
IT asset management: Tracking and updating devices (PCs, servers, and mobile devices).
2. Cybersecurity and compliance
Threat protection: Implementation of firewalls, endpoint protection, and antivirus software.
Security training: Employee awareness programs to prevent phishing and social engineering.
Regulatory compliance: Ensuring systems meet industry-specific standards like HIPAA (Healthcare), FINRA (Finance), or CMMC (Defense).
3. Cloud and communication
Cloud services: Migration and management for platforms like Microsoft 365, Google Workspace, and AWS/Azure.
VoIP solutions: Modern internet-based phone systems and unified communication tools (Teams, Zoom).
4. Strategy and continuity
Business continuity: Data backup and disaster recovery planning to minimize downtime.
Virtual CIO (vCIO): Strategic consulting to align technology investments with long-term business goals.
How do these services reduce business downtime?
IT services in Chicago reduce downtime primarily by shifting from a reactive (fix it when it breaks) to a proactive (prevent it before it breaks) model.
Managed service providers (MSPs) use 24/7 monitoring tools to identify early warning signs, such as a failing hard drive or unusual network spikes, which allows them to resolve issues before they escalate into full-scale outages. Maintenance often happens after hours, ensuring your team stays productive without technical interruptions.
Beyond daily prevention, these services minimize downtime through robust disaster recovery (DR) and automation. The IT company in Chicago automatically backs up your data and maintains a ready-to-use backup system. If there is a cyberattack or hardware failure, they can restore your systems within minutes instead of days.
Additionally, automated security patching and standardized system configurations eliminate human errors and compatibility quirks that frequently cause unplanned crashes.
What is the difference between managed IT and co-managed IT?
Feature
Managed IT
Co-managed IT
Primary goal
Outsource the entire IT function
Augment and support an existing team
Internal staff
Not required (or zero)
Required (at least one IT lead)
Control
The provider makes most daily decisions
Shared; internal team retains oversight
Accountability
MSP is solely responsible for uptime
Shared responsibility between both teams
Cost structure
Predictable, all-inclusive monthly fee
Variable fee + internal salaries/benefits
Best for
Small to mid-sized firms without IT
Mid-sized to large firms with overstretched IT
Tools/licenses
Provided and managed by MSP
Shared access to MSP's enterprise tools
In a managed model, the external provider – IT firm Chicago - is your IT department. In a co-managed model, the external provider is an extension of your existing in-house team.
Managed IT (Fully managed)
The Managed Service Provider (MSP) assumes 100% responsibility for your technology. They handle all, from the help desk and hardware to high-level cybersecurity and long-term strategic road mapping. This model is suitable for organizations without internal IT staff that want a turnkey solution with a predictable monthly cost.
Co-managed IT
This is a partnership in which responsibilities are split between your in-house IT staff and the MSP. Your internal team typically handles daily user requests, while the MSP provides specialized tools, 24/7 monitoring, or heavy-duty engineering that a small internal team lacks. It prevents burnout and fills skill gaps without replacing existing employees.
What is the cost structure for IT services in Chicago?
This is the most common structure. You pay a fixed monthly fee.
Pricing:
$100 to $250 per user per month for full IT support
$50 to $150 per device per month for device-level support
What it includes:
Helpdesk support
Cybersecurity protection
System monitoring
Data backups
Software updates
Compliance support
2. Hourly pricing (Break/fix or prepaid hours)
You pay only when you need help, no monthly contract. Cost increases if problems happen often.
Pricing:
$120 to $280 per hour for on-demand support
$50 to $225 per hour if you pre-buy hours
3. Specialized services pricing
Used for compliance, audits, or advanced security.
Pricing: $100 to $500 per hour or $50 to $150 per device per month
Used for:
HIPAA or SOC compliance
Security audits
Risk assessments
How does the Chicago Cloud Tax affect IT costs in 2026?
In 2026, the Chicago Cloud Tax, or the Personal Property Lease Transaction Tax (PPLTT), increased from 11% to 15% on January 1st. This tax specifically targets nonpossessory computer leases, which include almost all cloud-based software (SaaS), infrastructure (IaaS), and platform services (PaaS) used within city limits.
For local businesses, this means any subscription to tools like Microsoft 365, AWS, Zoom, or Salesforce now carries a 15% surcharge, often passed directly from the provider to the customer's invoice.
This rate hike makes Chicago's technology costs among the highest in the country, as most other jurisdictions do not impose such a steep local tax on digital services. While there is an exemption for startups under 5 years old with less than $25 million in revenue, established mid-sized companies must factor in the 15% overhead in their IT budgets.
To manage these costs, many Chicago IT firms are increasingly using apportionment affidavits, which allow them to pay tax only on the percentage of employees working in the city rather than on their entire global workforce.
Proposals