Co-Managed IT vs. Fully Outsourced: Which Model Is Right for Your Business?

It's one of the most common scenarios we see: a growing Toronto business with one IT person (or a small team) who's doing their best but is stretched too thin. They're handling helpdesk tickets, managing infrastructure, dealing with security, and somehow also supposed to be thinking strategically about technology. Something has to give.

The question isn't whether you need help — it's what kind of help. Let's break down the two main models.

Fully outsourced IT

With fully outsourced IT, a managed service provider becomes your complete IT department. They handle everything — from helpdesk support and infrastructure management to cybersecurity, vendor relationships, and strategic planning.

Best for:

• ✓Businesses with 25–100 users that don't have internal IT staff
• ✓Firms where IT is a cost center, not a core competency
• ✓Organizations that want predictable monthly IT costs
• ✓Companies that need enterprise-grade security without building an internal team

Key advantages:

• →Full coverage — no single point of failure if someone leaves
• →Access to a team of specialists (security, cloud, compliance)
• →Strategic IT planning aligned to business goals
• →Predictable per-user, per-endpoint pricing

Co-managed IT

Co-managed IT is a partnership model. Your internal IT person or team stays in place, and the MSP fills specific gaps — whether that's after-hours coverage, security expertise, overflow helpdesk support, or strategic advisory.

Best for:

• ✓Businesses with an internal IT person who's overwhelmed
• ✓Organizations that want to keep IT knowledge in-house
• ✓Firms that need specialized expertise their internal team doesn't have
• ✓Companies going through growth where IT demands are outpacing internal capacity

Key advantages:

• →Your internal IT person focuses on strategic work, not tickets
• →Flexible — scale support up or down as needed
• →Access to enterprise tools and expertise without replacing your team
• →After-hours and weekend coverage without hiring additional staff

How to decide

The right model depends on your situation. If you don't have internal IT staff and don't plan to hire, fully outsourced is the clear choice. If you have a capable IT person who just needs backup, co-managed gives them the support they need without replacing them. Either way, the goal is the same: reliable, secure, strategically-aligned IT that supports your business growth. The model is just the vehicle.