Niagara based Computer Repair | Laptop Repair FREE DIAGNOSTICS | FREE ESTIMATES | FREE advice. JTG Systems is Niagara's #1 Computer Repair Place. (905) 892- 4555 We fix Laptop's, Desktops and Macs. We offer a warranty on your repair of 7 days. We will beat any advertised price for repair. and give you 10% off! if you do a video testimonial for our website. Simply, WE ARE THE BEST DEAL. SAME DAY SERVICE - We look at it same day. in some cases you can drop it off and Wait here! NO appointment needed! Stop on by - We are on hwy 20! Ask for the Owner John! a brand name Trusted by over 500 Companies in Niagara Region, Hamilton and Toronto!