Managed IT Services in the GTA & Beyond
Managed IT for businesses that can't afford downtime
We look after the servers, workstations, networks and backups for small and mid-sized organizations across the Greater Toronto Area — so your team can work without thinking about IT.
IT that's monitored, patched, and backed up — before you notice a problem
Most IT problems announce themselves at the worst possible time: a server that fills its disk on a Friday afternoon, a workstation that stops receiving security updates, a backup that quietly stopped running three weeks ago.
We work the other way around. Every machine we manage runs a monitoring agent that reports back continuously — disk space, memory, failed services, missed patches, backup status. When something crosses a threshold, we get alerted and act, usually before anyone in your office picks up the phone.
That's the difference between an IT company you call when something breaks and a managed service provider that keeps it from breaking.
Streamlined Innovation
Services
Enhance your IT capabilities in Mississauga with cutting-edge solutions designed for tomorrow's technological landscape. Experience innovation today.
Managed IT Support & Helpdesk
Responsive support for your staff by phone, email and secure remote session. Real technicians who know your environment, not a rotating queue.
Proactive Monitoring & Patch Management
24/7 monitoring of servers and workstations, with Windows and third-party patching handled on a schedule that doesn't interrupt your day.
Backup & Disaster Recovery
Automated, monitored, and — most importantly — regularly test-restored. A backup nobody has verified isn't a backup.
Cybersecurity & Endpoint Protection
Endpoint protection, firewall management, multi-factor authentication, email security and staff awareness. Layered defence, not a single product.
Microsoft 365 & Cloud
Migration, licensing, security hardening, SharePoint and OneDrive, Exchange Online, and Entra ID (Azure AD) identity management.
Network & Infrastructure
Firewalls, switching, structured Wi-Fi, VPN and remote access, server builds and virtualization — designed, documented and maintained.
Windows
The stack we work in
Servers
Windows Server 2016–2025, Active Directory, Group Policy, Hyper-V virtualization
Cloud & identity
Microsoft 365, Exchange Online, SharePoint, OneDrive, Entra ID, Intune
Backup
Image-level and file-level backup with offsite replication and scheduled restore testing
Network
SonicWall and comparable business firewalls, VLAN segmentation, site-to-site and client VPN
Endpoints
Windows 10/11 deployment, standardization and lifecycle management
Why r4technology
We're local.
Mississauga-based, serving the GTA. When something needs hands on it, we can be there.
We're specific.
We'll tell you what we run, why, and what it costs. No vague "solutions."
We document.
Your network diagram, asset inventory, licence renewals and admin credentials are recorded and kept current — and they're yours. No lock-in through obscurity.
We answer to you.
Direct line to the people who actually manage your systems.
Transform Your IT Strategy Today
Explore cutting-edge solutions tailored to elevate your business performance. At r4technology, we harness the future of tech for your growth.