Castle Computers have been serving clients in Carlisle, Cumbria and South West Scotland since 1991. We take time to fully understand our clients’ needs and are able to offer solutions to many I.T. problems faced by small and medium businesses. We provide Hardware and Software from all major manufacturers. So whether you are looking to move into the cloud with Microsoft Office 365 or refresh your existing desktop computers, laptops and servers – we can help.

We are your local Sage experts with a wealth of experience. We can help you refine and improve your business processes with Sage 50 Accounts Essentials, Sage 50 Accounts, Sage 50 Payroll or Sage 200. We are Sage Business Partners and Developers; we can tailor the software to your needs. We can also help you with Sage Subscriptions, just give us a call for a quote, help or advice.

Latest News

Making Tax Digital – The Basics

What is it? Definitely a good place to start. What is this ‘Making Tax Digital’ and why is it happening? Basically, the government is trying to make it easier for people to get their tax right. Although most businesses try to do their tax return correctly, errors and mistakes mean around £9 billion is lost30

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Hacked Routers – What do I need to do?

Recent reports from security researchers show that more than 300,000 routers have been hacked. Many popular internet router vendors were affected by this attack. The hackers changed DNS server address settings, making it possible for web traffic to be intercepted and therefore sensitive information to be stolen. What do I need to do? If you30

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How to prevent a Security Threat

Everyone’s worst work nightmare So, you’ve got a good thing going. You’re getting through your to-do list at the speed that you’re chugging coffee. Suddenly the weekend doesn’t seem like such a distant place. Until the worst thing that could happen, happens. The computer starts slowing down and… crash. Something harmful has wriggled its way30

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