What Is a Managed Service Provider? (And Does Your Small Business Need One?)

If you've ever searched for IT help, you've probably come across the term "managed service provider" or "MSP." It gets thrown around a lot, but what does it actually mean, and is it what your small business needs?

MSP vs Break-Fix: The Core Difference

The traditional model of IT support is break-fix: something goes wrong, you call someone, they fix it, you get a bill. It's reactive by nature. You only pay when there's a problem, which sounds efficient until you realise that problems tend to be expensive, urgent, and avoidable.

A managed service provider works differently. You pay a predictable monthly fee, and in return the MSP handles your IT proactively. That means:

• Monitoring your systems continuously, catching issues before they cause downtime
• Managing your devices, applying updates and security patches on a schedule
• Securing your accounts with MFA, email protection, and access controls
• Supporting your team with a helpdesk for day-to-day issues
• Planning ahead, reviewing your setup regularly and recommending improvements

The result is fewer emergencies, less downtime, and IT that works reliably instead of lurching from crisis to crisis.

What Does an MSP Actually Do?

The scope varies between providers, but a good MSP for small businesses typically covers:

Helpdesk Support

Your team has someone to call when email stops working, a laptop won't connect, or a printer is doing something inexplicable. A good MSP responds in minutes, not days, and the person answering already knows your setup.

Microsoft 365 Administration

Most small businesses run on Microsoft 365, but very few have it properly configured. An MSP manages user accounts, email, Teams, SharePoint, OneDrive, licensing, and the security settings that most businesses never touch.

Cybersecurity

This is where the gap between "having IT" and "having managed IT" is most dangerous. An MSP configures MFA on every account, deploys anti-phishing policies, sets up email authentication (SPF, DKIM, DMARC), manages endpoint protection, and monitors for threats. These tools are often already included in your Microsoft 365 licence — they just need to be turned on.

Device Management

Every laptop and phone that touches company data should be encrypted, managed, and remotely wipeable. An MSP enrols devices in a management platform like Microsoft Intune, pushes security policies automatically, and can wipe a lost device remotely before it becomes a data breach.

Onboarding and Offboarding

New starters get a fully configured device with email, apps, and access on day one. Leavers have access revoked, data archived, and devices wiped the same day. This sounds basic, but it's one of the most common things small businesses get wrong — and one of the biggest security risks when they do.

Backup and Recovery

OneDrive sync is not backup. A proper MSP sets up real backup with tested recovery, stored separately from your primary systems, so you can recover from ransomware, accidental deletion, or hardware failure.

Does Your Small Business Need an MSP?

Not every business does. If you're a solo freelancer with a laptop and a Gmail account, you probably don't need managed IT services. But if any of these sound familiar, an MSP is likely worth it:

• You have 5 or more people relying on email, shared files, and business applications every day
• You handle client data — financial records, personal information, contracts, health data — and need to protect it
• You've had IT problems that took too long to fix or happened because nobody was monitoring things
• Your "IT person" is actually the office manager, a tech-savvy employee, or a friend who helps out occasionally
• You're growing and need IT that scales with you instead of becoming a bottleneck
• You've been meaning to sort out security but never have time

How Much Does an MSP Cost?

MSP pricing typically works out to somewhere between £50 and £120 per user per month, depending on what's included. For a 10-person business, that's roughly £500–£1,200 per month — significantly less than a full-time IT hire (minimum £35,000–£45,000 per year in salary alone, before NI, pension, and equipment).

And unlike a single hire, an MSP gives you a team with diverse expertise: helpdesk, security, cloud, automation, and project work. No single person can cover all of that.

For a more detailed breakdown, see our post on how much IT support should cost a small business.

What to Look for in an MSP

If you're evaluating managed service providers, here's what separates the good ones from the rest:

• Response time commitments. Ask for a specific number. "Fast" is not a metric. Under 30 minutes is a reasonable expectation for a good MSP.
• No long-term lock-in. Month-to-month agreements mean the MSP has to earn your business every month. If they insist on 12- or 24-month contracts, ask why.
• Proactive, not just reactive. A good MSP should be monitoring your systems, reviewing your security, and catching problems before you report them. If you only hear from them when you raise a ticket, that's break-fix with a subscription fee.
• Clear, jargon-free communication. You should understand what your MSP is doing and why. If their reports and recommendations read like a foreign language, they're not communicating well enough.
• Right-sized for your business. A 500-person MSP built for mid-market companies will treat a 10-person business as an afterthought. Find a provider that specialises in your size.

For a more detailed guide, see our post on how to choose an IT support provider in London.

Senri is a managed service provider built specifically for small businesses with 1 to 50 staff. Get in touch for a free, no-obligation conversation about whether managed IT makes sense for your business.