GLOSSARY · General IT
Managed Service Provider
A third-party firm that proactively manages a business's IT infrastructure, security, and end-user systems for a recurring fee — replacing the reactive "call the IT guy when something breaks" model.
Detailed definition
In plain English
A Managed Service Provider (MSP) is the IT department for businesses that don’t have one. Instead of hiring an in-house engineer or calling a contractor each time something breaks, an MSP charges a flat monthly fee to handle everything proactively — patching, backups, monitoring, security, helpdesk support, vendor management.
Why businesses use them
Three drivers usually push a small or mid-sized business to an MSP:
- Predictable budget. A flat monthly invoice beats unpredictable break-fix bills, especially when one bad week can mean a $5,000 emergency call.
- Coverage breadth. A single in-house generalist can’t be deep in networking, Microsoft 365, security, backup, and compliance simultaneously. An MSP team is.
- Always-on monitoring. MSPs watch systems 24/7 and catch issues before users notice — failing drives, expired certificates, suspicious logins.
How it’s different from break-fix
| MSP | Break-Fix | |
|---|---|---|
| Pricing | Flat monthly fee | Hourly, per incident |
| Posture | Proactive — prevent issues | Reactive — fix issues |
| Incentives | Aligned (fewer issues = more profit) | Misaligned (more issues = more billable hours) |
| Coverage | 24/7 monitoring + support | Business hours, on request |
For deeper comparisons see the Compare hub.
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