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Niagara's #1 Computer Repair

Get a FREE Estimate on Your repair with FREE Expert advice and SAME DAY PRIORITY repair.

Most repairs completed on the same day for both Mac and PC!

We're located at 577 Niagara Street in Welland.

Get a FREE Estimate

Diagnosing Your Device

We will diagnose Your issues, provide you with options and give you an estimate.

Hardware & Software

We can help you determine what hardware install or software installing solutions will best fit your needs.

Niagara Laptop Repair

Our services include hard drive data recovery, Laptop jack repair, and solving laptop heat issues as well as blue screen and MacBook Pro screen repair.

Virus & Spyware Removal

We remove viruses, trojans, malware and even annoying pop-ups. After the problems are removed we ensure you are protected with anti-virus software.

Stage 1: Computer Repair Panic Mode

You begin to pull your hair out. Your computer data is at risk of being deleted or lost forever. Your computer is getting too hot and barely operating at a suitable speed. You may even encounter a computer virus saying if you don't act now your computer will explode coming from a "Computer Expert at Microsoft or Apple." They keep calling you asking for money to fix the problem or your computer just won't boot up anymore. Move onto stage 2.

Stage 2: Calling Around With Fingers Crossed

You call computer store, after computer store until you find someone that answers the phone and perhaps even knows what they are talking about. You are searching for a Computer Technician that is trustworthy with your personal information and has years of experience. You find JTG Systems who has been given great reviews from over 500 locals in the area that vouch for the work on their computers and cell phones. You move on to stage 3.

Stage 3: JTG Answers Your Call For Help!

JTG Systems answers your call and you hear the voice of reason at 577 Niagara Street in Welland. You bring your unit on the same day and you are greeted by a nice guy (John) or another technician who knows Your problem inside and out as he has repaired thousands of computers and cellphones with the same or similar issues. We include a 90 Day Warranty on all work to ensure you are satisfied with the work completed. You are first given an on the spot estimate and usually a "Same day or next day timeline." keep in mind not all jobs are equal, in terms of the time required to complete. You are briefed if there is any foreseen delay an accurate timeline for pickup is provided. If required; a rush is put on the repair at no extra charge! We also include a free tutorial on the computer/laptop or Mac; So that you will know how to use it and provide a scope of work that was completed.

Stage 4: A Running High Five Is Given!

We would appreciate it if you tell your friends and family about our great work and tell them how fast your computer is. You've finally found "a reliable, competent computer company who knows what they are doing" - JTG Systems

Get a FREE Estimate!

JTG Systems is dedicated to providing the best customer service and computer repair available to you. When Your Laptop, PC or Mac needs repairing, you won't have to worry for long! Our technicians are skilled in dealing with all computers and gadgets whether you need home or business computer repairs.

  • Computer Repair, Laptop Repair, Cell Phone Repair, iPad Repair
  • iMac Repair, Macbook Pro Repair and Macbook air
  • Data Recovery for Harddrive, SSD, USB Drive and Portable Drives
  • Virus, Spyware, Adware and Malware Removal
  • Cracked and Broken Laptop Screen Replacements
  • Computer Tune Ups, Hardware Repair, Installations
  • Printer Set up / Troubleshooting
  • Website Design, SEO and Internet Marketing


Thousands Of Locals Have Used Our Services, Check If Your Friends Are In The List

Marcia Dambrauskas
Great guys, very knowledgeable. Fast service and great prices. Highly recommend.
– Marcia Dambrauskas
Jessica H
Good and friendly people ! They were able to fix my laptop in an hour and were very understanding over the phone. They explained what was wrong and how they fixed it. I would highly recommend!
– Jessica H
Heather Frank
The folks here fixed my iPad quickly and for a really reasonable price. They were polite and professional. I would recommend this business.
– Heather Frank
Tim Tom
cant put a more raving review. what a great experience with JTG systems. ill 100% be back!
– Tim Tom
Anna Biagi
was going to go to best buy, i decided not to. and decided to try JTG Systems instead im glad i did. he also knows my nephew peter and funny enough Peter has been a long time customer of his. Great job thank you,
– Anna Biagi
Jeff Kuenzig
JTG Systems (John) helps me with all of computer stuff and my personal goals including getting my business up and running, I always wanted to be a personal trainer, without johns help i am lost and wouldn't know what to do. I really appreciate all of your help through out the years. Thanks again.
– Jeff Kuenzig
Carol S.
I switched from an Asian computer shop who would have charged me double the price. These guys are honest. I highly recommend. Thanks guys! Carol Smith
– Carol S.
John Burke
absolutley terrific service and the price was great value. Everyone was so nice and helpful. Would recommend them to anyone.
– John Burke
Rose Schonberger
Thank you, came to my home setup my email and helped speedup the computer works nice and fast with no more issues! I was recommended to JTG Systems for Onsite computer repair by my Daughter, - thank you to her for the referral.
– Rose Schonberger
Marjorie Miller
Had a great experience. Fixed everything great. Explained everything very well.
– Marjorie Miller
Jessica Minor
Wonderful experience, the employees were so helpful and professional. My repairs were made extremely quick and I was able to have my device back that same day. I highly recommend JTG Systems, they are sure to not only deliver but also to impress.
– Jessica Minor
Pauline Huff
I called JTG Systems within minutes of arriving he had my initial problem fixed, he setup my computer properly, and ensured everything was working; he setup the printer and my world of Warcraft game; now there is no more lag in the game. Highly Recommend!
– Pauline Huff
Kate Kruitbosch
JTG systems helped me so much! They are always so patient and kind, always dependable and available when you need them, and very knowledgeable. You can surely put your trust in these guys πŸ’― percent!!
– Kate Kruitbosch
Terri-Lynn Woodhouse
They fixed my 2010 Mac, added more ram, new hard drive, new front glass and it's running like it's brand new again. Thank you John! Great and super quick service. I highly recommend - you won't be disappointed.
– Terri-Lynn Woodhouse
Debbie Rush
Great staff and service. I was worked up because my phone had just stopped working and in these times I am working from home and need my phone, the service was quick and the young man gave me some pointers as well. I would return and I would tell anyone I know to go there, Thanks to the staff for helping me out so quickly!!
– Debbie Rush
Sam Jones
Although my laptop is now an expensive paperweight, I am super thankful for the great service I received from JTG. They were honest about the cost of fixing VS getting a new one and didn't even charge me. Highly recommend
– Sam Jones
Maureen MacKenzie
You couldnt ask for a better customer service or service for that matter. Amazing and always trying to help in any way they can to get you back up and running. I would recommend these guys 100% you will not be disappointed by them I promise you this ! Check them out you will be happy you did :)
– Maureen MacKenzie
Ian Whitehall
They fixed my iPhone for my after hours and had it completed promptly. Screen was cracked and now is perfect.
– Ian Whitehall
Nancy Bouchard
Printer needed repairs quick. called and got in same day and great fast service. John knew his stuff and fixed the problem very quickly and affordably
– Nancy Bouchard
Marlen Rochon
Brought in my desktop today after lunch. It was unresponsive and would not boot up. John and his friendly team were able to diagnose and repair the same day! Reasonable rates and very quick service.
– Marlen Rochon
Sherry Gifford
Took two laptops in for different issues. Computer one was completed and working perfectly on return. Computer two took another trip but they were very professional and second trip was free of charge and they helped find additional solutions. Thanks very much.
– Sherry Gifford
Islam Madyl
JTG Systems is awesome. He takes the time to work with me on my computer problems, he has removed viruses and speed up my mac and another PC I have. He can help by remote which is great
– Islam Madyl
Shannon Troupe
The repair guy was very friendly and gave me a great price for the tune up of my imac. He was very honest and efficient, I will definitely go back to him for my computer problems.
– Shannon Troupe
Pat L
Quick friendly service. Definitely will recommend to family and friends. Thanks for helping with my MacBook Pro.
– Pat L

Computer, Laptop & Mac Repair Experts

JTG Systems is Your #1 in Niagara and St.Catharines for computer repair and Mac / Apple repair, data recovery, and Niagara Computer Repair. Call our office at (905) 892-4555 for one of our professional computer repair technicians to help you with Your computer, laptop repair, Mac, or other computer problem.

We provide quality, expert computer repair service for home or business computers. We give FREE in-shop estimates and advice with no obligation. Stop into our shop for a FREE computer repair estimate!

Any legitimate company won’t be able to beat our service rates when directly compared. We offer the best prices on computer repair, laptop repair, Mac repair, and data recovery.

We are #1 for MacBook repair, MacBook Air repair, Computer repair, and laptop repair in the Niagara region, Welland, and St.Catharines area. Our specialty services include Apple / Mac Data Recovery, MacBook Pro / iMac repair and so much more!

People find that JTG Systems is the best repair place in Niagara and give a higher valued service than they would traditionally get anywhere else. They tell their friends about our amazing work and more than quality customer service. Over 500 great Google reviews! We are at the top of the heap in this growing industry. We look forward to seeing you and solving your issue!

With 20+ years of experience, JTG Systems offers the best computer support for business and home users.

Niagara Computer Repair

We provide Computer repair services to all areas of Niagara Region. Professional onsite and in-shop computer services are performed by expert level technicians. Our many specialties include Data recovery, Mac Repair, Apple Computer repair and MacBook Air Repair.

Niagara Data Recovery

JTG Systems is the One-Stop Shop for Niagara computer repairs, Mac repair, Apple repair, data recovery, and computer repair for St.Catharines and Niagara. Call our office at (905) 892-4555 for our professional computer repair technician to help you with Your computer, laptop repair, MacBook Pro, or other computer problem.