Computer & Phone Repair + Custom PCs in St. Catharines, ON

Welcome to Infinity Computers, St. Catharines’ trusted destination for all things tech. Whether your laptop needs repair, your phone screen is cracked, or you’re ready to invest in a custom gaming PC, our local team has you covered.

We provide fast repairs, expert builds, and quality prebuilt systems for students, homeowners, and businesses throughout Niagara.

We’re proud to serve St. Catharines with:

Computer Repair in St. Catharines

From slow laptops to full desktop rebuilds, our technicians handle all types of computer repairs. Click to Learn more about our St. Catharines computer repair services

Phone Repair in St. Catharines

We fix cracked screens, dead batteries, and water damage for iPhones, Samsung, and Android devices. Click here to Explore our St. Catharines phone repair services

Custom PC Builds

Looking for a gaming powerhouse or a workstation built for performance? Our custom PCs are hand-built to your needs, with expert assembly and local support. Click here to get a custom PC build.

Prebuilt PCs – Ready to Ship

Need a new system fast? Choose from our selection of prebuilt PCs, fully tested and delivered quickly to St. Catharines. Click here to see our prebuilt PCs.

Not in St. Catharines? We also serve Beamsville

Why St. Catharines Chooses Infinity Computers

Same-day and next-day repair options
Warranty-backed service and parts
Honest, family-owned business
Conveniently serving St. Catharines & Niagara

Call us today or book online to schedule your repair or PC consultation in St. Catharines.