On-site computer, laptop, and server repair, data recovery, PC builds, instruction, and networking services. Located in Justice, IL, KnighTec, LLC is specialized in on-site and carry-in computer repair services, networking, virus removal, web page design, data recovery services for home users and small businesses, Computer Diagnostic, Troubleshooting, Computer Tunes-ups & Preventative Maintenance, upgrades, Adware Spyware and Virus Removal, Internet and Network Setup / Troubleshooting, Computer Software and OS Installation / Troubleshooting, and we will even help you learn how to use your PC and the software on it. We serve both home users and small to medium size businesses in Chicago Downtown, Chicago and the Suburbs. Let us help you find solutions that fit you! Our service technicians are at your service 24 hours a day, 7 days a week.