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CTI Technology is Crystal Lake’s #1 source for all things technology. We provide IT services for local businesses with 20-200 staff in many different industries including legal, manufacturers, financial, medical, education, construction, and more. Give us a call and let us show you what fast, friendly and affordable IT support should be for your business. Crystal Lake  IT Services & Networking Services Company | CTI Technology Save money today and make your IT run much more efficiently and never lose any crucial data. Call us for a free consultation today!

Call us today at (847) 888-1900

Services we provide:

  • Network Installation & Repair in Crystal Lake
  • IT Service in Crystal Lake
  • Medical Office IT Service in Crystal Lake
  • New Building Construction IT Service Installation Crystal Lake
  • Financial Office IT Service Crystal Lake
  • Hospital IT Service Crystal Lake
  • Manufacturers building IT Service Crystal Lake
  • General IT & Networking Service Crystal Lake
  • Cloud Computing For Small Businesses in Crystal Lake
  • HIPPA compliment Crystal Lake
  • IT Support Crystal Lake
  • Warehouse IT Solutions Crystal Lake
For a full list of the IT services we provide in Crystal Lake, visit: IT Services page Are we certified? Are we qualified? Yes we are! We have certifications with many partners:
  • Microsoft Certified
  • ShoreTel Certified
  • Avaya Certified
  • Cisco Certified
  • Dell Certified
  • Symantec Certified
  • Hewlett Packard – HP Certified
  • WatchGuard Certified
  • And Many More
  • You name it…we have it covered!
If you are in need of fast, affordable, and reliable IT services , CTI Technology is just a phone call away. We can come out to your small/medium sized local business. Call us today @ 847.888.1900!

Tell us about your IT challenge and leave us a message.

Our Services Include

  • Break Fixes
  • Tech Support
  • Computer Repairs
  • Patch Management
  • Onsite Repair
  • Quarterly  Reviews
  • Project Management
  • Disaster Recovery
  • Cloud File Sharing
  • Network Evaluations
  • Computer Support
  • Business Phone Systems
  • 24/7 Server Monitoring
  • Security Assurance
  • Backup Monitoring
  • WIFI Security & Support
  • Phone System Support
  • IT Project Planning
  • Virtualization Services
  • LAN/WAN Support
  • Server Migration
  • Remote Support
  • Managed Services
  • Software Deployment
  • Relocation Services
  • Nationwide Reach
  • 384 Nationwide Techs
  • Cabling Management
  • Hardware Support
  • Firewall Installation
  • Remote Data Backup
  • Security Audits
  • Hardware Upgrades

Crystal Lake Reviews: We Love CTI Technology, and They Love Us.

We are fully dedicated to our customers. When you choose CTI Technology, there is no need to worry about customer support. With over 10,000 end users and counting, you cannot go wrong with CTI Technology. Check out what our Crystal Lake users are saying about our service!

“WOW – This level of service is a step above the rest.”

“Purchased new cord, rebooted computer, IT WORKS! Thank you everyone for all of your assistance today. Your customer service is top-notch!”
Cindy
Cindy
“First, let me mention that CTI did an amazing job for PAS yesterday….You guys are an excellent resource!”
Brad
Brad
“You guys are AWESOME!! How did we ever function without you?? Thanks!!”
Lisa
Lisa
“Thank you so much for the update. You are all awesome!”
Michelle
“It was a pleasure to work with everyone at CTI. The smooth transition from the old system to the new was a refreshing change from some previous projects. I look forward to our continued relationship.”
Matt
“Thanks so much! I was especially pleased and impressed that your team was able to assist me with working around his Windows 8 – I was so happy I gave them all a high-five!”
Jeff
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