In 1971, Ray Tomlinson sent the first email—to himself. The message? “QWERTYUIOP.” It wasn’t poetic, but it was historic. That moment sparked a communication revolution that now powers billions of...
Charles Renier De Castro |
Personal & Home Laptops Looking for a new laptop that fits your needs and your budget? Whether you're a student, professional, or someone who just wants a reliable device...
Charles Renier De Castro |
Happy Father's Day! Father’s Day is the perfect time to celebrate the dads, stepdads, grandfathers, and father figures who have always had our backs, whether it's fixing things around...
Charles Renier De Castro |
Upgrade your PC with the Intel Core i7-14700KF (20 cores, 28 threads) and MSI MAG B760 Mortar WiFi II motherboard for a powerful performance boost. Ideal for gaming, content creation,...
Charles Renier De Castro |
We’re pleased to offer the ASUS Dual GeForce RTX™ 4070 SUPER OC Edition 12GB GDDR6X, brand new and factory-sealed, at a competitive price. This graphics card delivers high-end performance with wide...
Charles Renier De Castro |
HP ProOne 440 G9 All-In-One – A Powerful, Space-Saving Business Desktop The HP ProOne 440 G9 All-In-One is designed for professionals and businesses that need a powerful, sleek, and space-efficient computing...
Charles Renier De Castro |
Technology Assistance for Seniors in Toronto Signa Computer Systems offers comprehensive technology assistance and training tailored for seniors in Toronto. Our services are designed to help older adults become...
Charles Renier De Castro |
Built to flex | Dual RTX 5090 workstation We just finished an absolute BEAST of a PC for Jeff Nippard, dual RTX 5090s, cutting-edge performance, and ready for the...
Charles Renier De Castro |
The Signa EXTREME Gaming PC If you’re the kind of gamer who cranks everything to ultra and doesn’t want to worry about performance dropping mid-match, the Signa Extreme Gaming...
Charles Renier De Castro |
The All-New Signa MAX Gaming PC If you’re serious about gaming or content creation and want a rig that can keep up, the Signa Max Gaming PC was made...
Charles Renier De Castro |
Smooth, Fast, and Ready to Game Whether you're into competitive shooters, massive open-world RPGs, or the latest indie hits, the Signa Gaming PC is built to keep your frame...
Charles Renier De Castro |
Hey it's World Environment Day! Every June 5, we join the world in recognizing World Environment Day, a time to reflect on our impact and take action to protect our...
Charles Renier De Castro |
We’ve Updated Our Website – Come Take a Look! We’re excited to share that Signa.com just got a refresh! 🎉 Our newly updated website is now live, and it’s...
Charles Renier De Castro |
Toronto’s trusted PC and workstation experts — Signa Computer Systems, proudly serving you for 34 years since 1991 — right here on Yonge Street.
Charles Renier De Castro |