Virus Removal

We can remove viruses that slow down your system.


Save on a refurbished system that runs just as good.

Custom Systems

We build a custom computer that meets your gaming needs.


See how you can improve your existing system.

Let the Computer Experts Take Care Of Your System

We offer a wide range of computer services in Sedalia, MO

Has a virus slowed down your computer or made it unusable? Do new games not run on your old PC like they should? There's no need to worry when you're having computer trouble - you know a guy.

I Know A Guy Computer Services is a family-owned and -operated computer services shop in Sedalia, MO. We can help with a variety of computer problems so that you don't have to buy a new device when yours breaks.

Call 660-221-3115 if you have any questions for our computer specialists.

Your computer, our problem

Whether it's time for a hardware upgrade, or you need to get rid of the virus that's infected your system, we can help. Our services include:

Computer refurbishing

Computer virus removal

Computer system upgrades

Computer hardware upgrades

Computer design and building

We also build custom computers to give our customers the best of current technology for a great price. With over 25 years of experience, we've seen just about everything that can go wrong with a computer, so you can trust us to repair yours.

Contact us now if you're interested in a custom computer.