Have a business? Need IT help?

Grant-Tech is your one-stop shop for all your computer and network support needs. We specialize in supporting small and medium-sized businesses who have limited or no IT staff available.  As your Partner, Grant-Tech delivers on-demand, on-site computer and network services that are convenient and reliable. Our commitment to quality customer service has made us the most respected on-site computer repair and support provider in Illinois.


What We Do

Hardware Maintenance

Monitor not working? Wires frayed? Need help with cable management? We come directly to your office to provide on-the-spot help and support for your computer infrastructure. We offer same-day, next-day, after-hours, and weekend service, 24 hours a day, 7 days a week.

Virus and Spyware Removal

No matter what kind of computer you have, you need the latest antivirus software. Protecting your computer’s privacy is key to maintaining a safe and secure IT system.

Broadband Installation

If your business needs assistance in connecting high-speed internet access to all of the computers on your network, Grant-Tech can handle it. We have partnerships with several service providers and will work with you to select the best choice for your business requirements and needs.

Network Installations

Your computer infrastructure is vital to your business. When problems pop-up, you need fast on-site services.Whatever your computing needs, Grant-Tech can provide the solutions.

Cloud Services

Our cloud services will provide you with the peace of mind knowing that all of your data is backed up.



Consulting Services

Have questions or ideas about your business’ IT systems? Our expert trainers can help guide you through the process. Contact us so we can help.