124 City Rd, London EC1V 2NX Caxton Point Business Centre, Caxton Way, Stevenage SG1 2XT
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IT Support London

IT support in London

Dependable IT support for businesses across the capital, with expert advice, same working day response and proactive monitoring, delivered remotely by our UK service desk and onsite by engineers who travel to you.

Office at 124 City Rd, EC1V Same working day response Onsite across London

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5.0 Google reviews Microsoft Cloud Solution Provider Same working day response London & Hertfordshire
Local IT support

Support that keeps London businesses running

Our IT support covers the continuous maintenance and management of your users, hardware and infrastructure, so your business keeps running smoothly even when technical issues arise, as they inevitably do.

From simple tasks like password resets and new user setup through to complex challenges like resolving security issues, we follow the ITIL continual improvement model, use cutting-edge technology, respond fast and fix things properly, first time.

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Remote IT Support London

Our technicians securely access your systems from anywhere to resolve issues quickly, from software errors and application updates to security alerts and connectivity problems. No waiting for a visit, minimal disruption and constant access to expert help.

Onsite IT Support London

Hands-on help at your premises for anything that needs physical attention, hardware maintenance, system upgrades, network setup and infrastructure management. With engineers in Central London, we're nearby when you need someone in the room.

On the ground in London

Why London businesses choose WhizzIT

WhizzIT supports London businesses from a UK service desk backed by field engineers who attend customer sites in person. Our registered London address is 124 City Rd, EC1V 2NX and our engineers are based at Caxton Point Business Centre in Stevenage, travelling into the capital for onsite work. We respond the same working day, and around 60% of issues are resolved on the first call, so plenty never need a visit at all. When a site visit is requested we aim to have an engineer with you the same working day, for the things that genuinely need hands on hardware: a failed switch, a server that will not boot, an office fit-out or a move.

Businesses we support in London include Canbury Insights and BF International — see our client case studies for examples of the work.

Ask about London cover

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Managed IT support

What's included

Everything your London team needs to stay productive, wrapped into one predictable monthly service.

  • Unlimited remote service desk by telephone and ticketing system
  • Automated updates and patch management for Windows and Mac
  • Advanced endpoint protection for Windows and macOS devices
  • Fast service level agreements and rapid resolution times
  • Optional onsite support when required for hardware issues
  • Asset and licence management to keep on top of your technology
Straight answers

Want to know what this would cost?

No rigid packages and no surprises. We price around your team, systems and goals, then give you a clear quote.

Working with Billy and the WhizzIT team has been a revelation. Amazing support in set up, outstanding customer service and a pleasure at every interaction.

Mark Bremner, CEO, MBKB Group · see all 15 reviews

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Why WhizzIT

Why work with us?

We resolve IT issues quickly while proactively monitoring your systems to prevent future problems, keeping your London business running smoothly and your team productive.

Engineers who travel to you across London

We cover Central London and the surrounding boroughs. Most issues are resolved remotely by our UK service desk, and when something needs hands on the hardware a field engineer travels to you, aiming for the same working day.

Tailored IT support

Our support is not a one-size-fits-all solution. We take the time to understand your business, its challenges, goals and requirements, and align our service with your operations and industry.

Industry-leading tools

We've invested in industry-leading IT support and cyber security solutions, and our partnerships with globally recognised vendors bring expert insight and highly competitive pricing.

Proactive approach

We don't just fix issues quickly. We proactively monitor your systems to identify and resolve potential problems early, reducing disruption and keeping your team productive.

Local expertise

Experience behind the service desk

With over 10 years of experience delivering IT support across London and the UK, we support businesses with anywhere from 5 to 130+ employees. Our UK-based service desk is there during the hours you need it.

See all the areas we cover
  • 10+ years supporting London and UK businesses
  • Supporting teams from 5 to 130+ employees
  • UK-based service desk, remote and onsite
  • A small, family-run managed service provider
No obligation

Not sure where to start?

Tell us what is not working and we will tell you what we would do about it. No pressure and no jargon.

What you can expect

Our response commitments

Most London IT support pages promise a fast response without saying what that means. These are the commitments we work to, and the figures we measure ourselves against.

How WhizzIT responds, by situation
SituationWhat happensTimescale
You raise an issueLogged by telephone or through the ticketing system and picked up by the UK service deskSame working day
Most issuesDiagnosed and fixed remotely on the first contact, without a visitAround 60% resolved on the first call
P1 — the business cannot operateA total outage or a dead server. Highest priority, worked immediatelyImmediate attention
P2 to P5Graded by business impact, each priority carrying its own committed response time so nothing sits unacknowledged in a queueCommitted response per priority
A site visit is neededA field engineer travels to your premises for hardware, network or fit-out workWe aim for the same working day
Before you commit

How to choose an IT support company in London

Most London providers describe themselves in similar terms, which makes them hard to tell apart. These are the five questions worth asking anyone you shortlist, including us.

A response commitment is only meaningful if it is stated in hours or working days and applies to a defined priority level. Ask for the priority framework and the committed response time at each level, and ask what proportion of issues are resolved on first contact.

A London address does not always mean staffed premises in London, and plenty of providers list a registered or serviced office. Ask where engineers physically work from and how onsite visits are arranged. Our registered address is on City Road and our engineers work from Caxton Point Business Centre in Stevenage, travelling into London for onsite work.

Certifications are checkable, so check them. Cyber Essentials certificates are listed on the IASME certified organisation register, and Microsoft partner status can be confirmed through Microsoft. Be wary of unverifiable claims such as “award-winning” with no named award, or ISO certification that is stated but not evidenced.

For a business of five to a hundred and thirty people, the difference between a named team who know your setup and a rotating first-line queue shows up the first time something breaks. Ask how many people will handle your account and whether the service desk is UK-based.

Before signing, ask what notice you need to give, who owns your documentation and licences, and what handover you would receive if you moved on. A provider confident in the service will answer this without hesitation.

Already with a provider

Switching IT support provider: what actually happens

The most common reason London businesses stay with a provider they have outgrown is the fear that changing will be disruptive. In practice, moving managed IT support is an onboarding exercise rather than a migration, and most of it happens in the background.

Talk it through first

Look at what notice your existing agreement requires before you commit to anything. This is the one item that genuinely dictates timing, and it is worth knowing before conversations start.

Make sure you can obtain your own documentation, licence records and administrator credentials. These belong to you rather than to your outgoing provider, and having them to hand makes the handover straightforward.

We review your systems, set up the tooling we need for remote assistance and monitoring, and start supporting your team. Nothing needs to be rebuilt, and your staff keep working as normal while it happens.

London businesses often need more than day-to-day cover. For Microsoft 365 and Azure work see cloud services in London, and for background reading there are our guides on choosing a cyber security company in London and why reliable IT support matters for London small businesses.

Good to know

Frequently asked questions

IT support covers the services that keep your business technology maintained, troubleshot and improved. From fixing hardware issues and managing software updates to cyber security, it keeps your business operating smoothly without downtime.
We are Cyber Essentials certified and a Microsoft Cloud Solution Provider, so your licensing, support and escalation come direct from the source rather than through a reseller chain. We hold a 5.0 rating on Google from our customers. Whether you want a fully managed service or extra help alongside your internal team, we tailor our support to you.
It depends on your current setup, your resources and your working hours, evenings, weekends or weekdays, and whether you need remote help, onsite visits or a combination of both. We'll help you work out the right mix during a free consultation.
Yes. We shape the service around your team size, so you get the same tooling, security and response times whatever your headcount.
Yes. We provide IT support across the UK, both remotely and onsite depending on your location, from our bases in London and Stevenage.
We categorise faults into priority groups. P1 faults require immediate attention and are reserved for major incidents where your whole business is unable to operate, such as an internet outage. Priorities range from P1 down to P5, each with its own SLA that dictates how quickly we respond to and resolve the fault.
Our onboarding process is simple. We start with a thorough assessment of your current IT systems and business needs, create a customised support plan, install any tooling needed for remote assistance, and begin supporting your business.
We're a small, family-run managed service provider that prioritises exceptional service above all else. Unlike larger providers with thousands of clients, we build strong relationships and provide personalised IT support with care, attention and a tailored approach.
Simply contact us for a free consultation and we'll assess your IT needs and recommend the best support package for your business.
Technology partners

Brands we partner with

We hold partner status with the vendors behind the tools we deploy, so your licensing, support and escalation come direct from the source rather than through a reseller chain.

Fortinet Authorized Partner
Pax8 partner
Dell Technologies Authorized Partner
Acronis Cloud Backup Provider Partner
NinjaOne partner
Ready when you are

Looking for reliable IT support in London?

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