IT Services in Chicago

A Chicago IT Services Company That Actually Answers the Phone — 24/7/365 Expert Support When You Need It Most

It’s 2 AM. Your server’s down. Your team can’t access critical files. And your “IT company” isn’t picking up the phone. Local businesses don’t have time for Chicago IT services partners who disappear when it matters most. Since 2004, CTI Technology has been the IT company that actually answers—with HIPAA-certified technicians on call 24/7/365, ready to solve problems fast, secure your data, and keep your business running without excuses. Call (847) 888-1900 or fill out the form to the right. We’ll respond quickly and evaluate how we can help you.

What Makes CTI Technology Different from Other Chicago IT Services Companies

• We’re Always Available — Actually Available: 24/7/365 support isn’t a marketing line—it’s how we operate. Call us whenever something urgent comes up. No voicemail. No complicated ticketing systems. Just immediate, expert help.
• HIPAA-Certified and PHI/EPHI Trained: Healthcare, legal, and financial firms trust us with their most sensitive data because our entire team is HIPAA-compliant and PHI/EPHI-trained. We don’t just meet regulatory requirements—we exceed them.
• Chicago-Based with Real Accountability: We’re based in Chicagoland, which means fast on-site response times and a team that understands the unique challenges of doing business in this market. When you call, you’re

We’ve supported over 1,500 business locations across Chicagoland. When your technology fails, every minute costs you money, productivity, and peace of mind. That’s why we built a team that never sleeps, never makes excuses, and never leaves you waiting.

What’s Included in Our Comprehensive IT Services in Chicago

• Managed IT Services – Your technology monitored 24/7 so problems get fixed before they cost you money. No more surprise crashes or productivity-killing downtime.
• IT Consulting Services – Strategic technology planning that cuts costs, improves security, and scales with your growth—without the overhead of a full-time CTO.
• Microsoft 365 Support – Secure collaboration tools that work the way your team actually works, with setup and training that gets everyone productive fast.
• Cloud Services – Move to the cloud without the risk. We handle migration, security, and management so you get flexibility without headaches.
• Cybersecurity & Compliance – Protect your business from ransomware, data breaches, and costly compliance violations with threat monitoring, employee training, and regulatory support.

Let’s Talk About How We Can Help

We invite you to book an introductory call with our team or simply call us directly. No obligations. No pressure. Just clear answers from technicians who actually know what they’re doing. Most new clients tell us they wish they’d called sooner. Don’t wait for a disaster to find out your IT company isn’t up to the job.

Frequently Asked Questions

Can CTI Technology work with our existing IT team?
Definitely. Many Chicago businesses use us to supplement their in-house staff with after-hours support, advanced cybersecurity, or project-based expertise.

Can CTI Technology handle healthcare or legal compliance?
Yes. Every member of our team is HIPAA-certified and trained to manage PHI and ePHI safely. We regularly support healthcare, legal, and financial firms that require strict compliance.

Can CTI Technology respond quickly to emergencies?
Absolutely. Because we’re based in Chicagoland, our team can jump in remotely within minutes and be onsite fast when the situation calls for it.

Can CTI Technology support small and midsized businesses too?
Yes. We’ve supported more than 1,500 business locations across the region—from small offices to multi-site organizations—delivering reliable, flat-rate IT services that scale as you grow.