Open 9AM-9PM, 7 Days a Week

Expert Computer Repair in St. Catharines

Fast, reliable onsite laptop and desktop repair services across the Niagara Region. Our expert technicians come to you - no need to unplug and haul your computer anywhere.

Same-Day Service
Free Diagnostics
20 Years Experience
Our Services

Comprehensive Repair Solutions

From virus removal to complete system overhauls, we handle all your computer repair needs quickly and professionally.

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Laptop Repair

Expert laptop screen repair, battery replacement, keyboard fixes, and hinge repairs. Dell, HP, Lenovo, Acer, Asus, and all major brands. Fast laptop repair near me with onsite service.

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Virus & Malware Removal

Complete virus removal, malware cleanup, spyware removal, and ransomware protection. We install antivirus software and secure your system. Professional virus removal service with same-day availability.

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Data Recovery

Professional data recovery from crashed hard drives, SSDs, USB drives, and SD cards. Recover deleted files, photos, documents. Affordable data recovery services with free diagnostics and no recovery, no fee.

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Mac Repair

Apple Mac specialist for iMac, MacBook Pro, MacBook Air, and Mac Mini. Logic board repair, macOS troubleshooting, SSD upgrades, and water damage repair. Expert Mac repair in St. Catharines.

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Screen Replacement

LCD and LED screen replacements for all laptop brands, desktop monitors, and tablets. Cracked screen repair with quality parts and warranty. Affordable screen replacement service at your location.

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Computer Repair

Full-service PC repair including desktop troubleshooting, hardware upgrades, software installation, blue screen fixes, slow computer optimization. Professional computer repair with competitive pricing.

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Service Area

We Come to You - Onsite Service

JTG Systems provides professional onsite computer repair across the entire Niagara Region. Our technicians arrive at your home or office fully equipped to handle repairs on the spot.

St. Catharines

Downtown, Port Dalhousie, Merritton, Grantham

Niagara Falls

Downtown, Chippawa, Stamford, Queenston

Welland

Downtown Welland, Crown Hill Park, Cooks Mills

Fonthill & Pelham

Full area coverage with onsite service

Lincoln

Jordan, Vineland, Beamsville

Thorold

All Thorold neighborhoods

Onsite Service Across Niagara Region

We come to your home or office

About Us

Your Trusted Computer Repair Experts

For 20 years, JTG Systems has been the trusted provider of professional onsite computer repair across the Niagara Region. We take the time to understand your issues and provide long-term solutions.

Whether you're a home user with a single laptop or a business with multiple systems, we offer personalized service, competitive rates, and fast turnaround times.

20
Years Experience
5000+
Happy Customers
24-48h
Typical Turnaround
100%
Satisfaction Guarantee
FAQ

Frequently Asked Questions

Find answers to common questions about computer repair services in St. Catharines.

How much does computer repair cost in St. Catharines?

JTG Systems offers competitive pricing for computer repair in St. Catharines. We provide free diagnostics, and most repairs range from $80-300. Virus removal starts at $120, screen replacements from $150, and data recovery services start at $200. Contact us at (905) 892-4555 for a detailed quote.

How long does a typical computer repair take?

Most repairs at JTG Systems are completed within 24-48 hours. We offer same-day service for many common issues like virus removal and software problems. Hardware repairs typically take 1-3 days depending on parts availability.

Do you offer on-site computer repair in St. Catharines?

Yes, JTG Systems offers professional onsite computer repair services throughout St. Catharines and the entire Niagara Region. Our technicians come directly to your home or office for diagnosis and repair, providing convenient service at your location.

What areas does JTG Systems serve?

JTG Systems provides onsite computer repair services across the entire Niagara Region including St. Catharines, Niagara Falls, Welland, Fonthill, Lincoln, Thorold, Niagara-on-the-Lake, Grimsby, Pelham, and West Lincoln. Our technicians come to you.

Does JTG Systems repair Apple Mac computers?

Yes, JTG Systems specializes in Mac repair including iMac, MacBook Pro, MacBook Air, and MacBook devices. Our technicians have extensive experience with Apple-specific hardware and software issues, from screen replacements to logic board repairs and macOS troubleshooting.

Is my data safe during repair at JTG Systems?

Absolutely. JTG Systems takes data protection seriously and backs up your data before any repair work begins. For data recovery situations, we use professional-grade tools and techniques to maximize successful recovery while maintaining strict confidentiality of your information.

What should I do before bringing my computer for repair?

Before your repair appointment, back up any important files if possible, write down any error messages you've seen, and note when problems occur. For onsite repairs, simply ensure your computer is accessible and have any passwords ready. If you can't back up data, don't worry - we can help with that too.

Do you offer business IT support services?

Yes, JTG Systems provides comprehensive business IT support including network setup and maintenance, server management, workstation support, cybersecurity solutions, and IT consulting. We offer both ongoing managed services and project-based work for businesses across the Niagara Region.

Get In Touch

Contact Us Today

Ready to get your computer fixed? Get in touch for a free quote or drop by our shop.

Phone

(905) 892-4555

Service Area

Niagara Region, Ontario
Onsite Service - We Come To You

Hours

9AM - 9PM
7 Days a Week