IT that just works.
Primary Support Systems is the MSP that runs your IT department for you: managed support, secure cloud & web hosting, business networking and 24/7 cybersecurity.
- 24/7 help desk staffed by our tech team
- Cyber-insurance-ready security stack
- Fixed per-user pricing, no surprise bills
- 35 years, zero data-loss incidents
Trusted by hundreds of businesses, from small to medium size firms throughout the GTA.
Why businesses switch to Primary Support Systems
You shouldn’t have to think about IT.
You just shouldn’t.
Most companies we onboard are escaping the same broken pattern. Here’s the swap.
- Tickets that take days to even get a reply
- A patchwork of vendors who blame each other
- Surprise hourly bills every time something breaks
- A cyber-insurance form you can’t honestly fill out
- A live human answering in minutes
- One MSP accountable for every layer of your stack
- One predictable monthly invoice. Full stop.
- A documented security stack your insurer signs off on
Our B2B Service Pillars
Everything you need to run a modern, secure business, under one roof.
Most PopularManaged IT Services
Your full IT department. Proactive, on-call, on-budget.
Cloud Computing
Move smart. Microsoft 365, Azure & private cloud done right.
CriticalCybersecurity
Stop ransomware, phishing and insider risk before they cost you.
Network & Wireless Solutions
Business-grade networking that just works, wired or wireless.
Website & Server Hosting
Fast, secure Canadian hosting with humans on the phone.
IT Consulting & vCIO
Strategy, budgeting and roadmaps from someone who's done it 1,000+ times.
Why Primary Support Systems
Big-firm reliability. Local-shop accountability.
We’re large enough to cover every corner of your stack, small enough that your dedicated team knows your name.
Response in minutes, not days
Critical tickets are triaged in under 15 minutes by our team. No Tier‑0 chatbot, no offshore queue.
Security that satisfies cyber insurance
MFA, EDR, encrypted backups, written policies. Everything your insurer asks for, already in our base stack.
One vendor, all of IT
Help desk, cloud, network, hosting and strategy under one fixed monthly fee. No more finger-pointing.
Fixed pricing, zero surprises
Per-user pricing you can budget on. No hourly creep. No “block hour” games. No bill shock.
Industries we know inside-out
Built for the way your business actually works.
Generic IT advice gets you generic outcomes. Our engineers specialize in the workflows, compliance and software your industry runs on.
Law Firms
Confidential, defensible, and fully compliant document management.
Financial Services
Audit-ready security controls and uptime that protects revenue.
Healthcare
PHIPA-aware infrastructure for clinics and specialty practices.
Startups & SaaS
Scalable cloud-first foundations that won’t slow your growth.
Nonprofits
Donor-grade security on a tight, transparent, fixed-fee budget.
Trades & Construction
Mobile-first IT, remote sites, rugged Wi-Fi, wherever the work is.
How it works
From “we need help” to fully managed in 14 days.
Request a free quote
Tell us what you're running and what hurts. Our team scopes the work and sends you a tailored, fixed-fee quote.
Tailored proposal
You get a fixed-fee plan, scope, and roadmap, written in plain English, not acronyms.
White-glove onboarding
We document everything, harden security, and train your team. Typical onboarding: 2 weeks.
Continuous improvement
Quarterly business reviews keep your IT aligned with revenue, growth and risk targets.
What clients say
Don’t take our word for it.
“We were running client work off personal Gmail accounts. PSS registered a proper domain for us, moved everyone onto Microsoft 365, and set up shared inboxes for the partners. We look more professional now and the daily email fires stopped.”
“I just wanted to stop thinking about IT. Three years with PSS now. They moved us off our old in-office server, sorted out Microsoft 365, and gave us a monthly number we can budget around. Nothing flashy, nothing broken.”
“Our last IT guy disappeared after the install. PSS shows up. After we mentioned a phishing email that almost got someone, they fixed our backups the next week, no sales pitch about it.”
Yes, we also do walk-in repairs & PC builds.
Slow laptop, broken screen, recovered files, custom-built gaming or workstation PC? Drop by our North York shop. Same-day diagnostics, walk-ins accepted, though booking ahead gets you seen faster.
- Laptop & desktop repair
- Custom PC builds
- Data recovery
- Virus & malware removal
- Hardware upgrades
- Smart-home & networking setup