ER Computing is based in Saint Clair, Missouri. Our local service area generally extends out in a 50 mile radius from Saint Clair.  ER Computing is here to help you or your small business with your computer/IT problems! At ER Computing our motto is "If we don't fix it, you don't pay!".

Do any of these problems sound familiar to you?

  • Does your PC suffer from random shutdowns?

  • Has your PC become unusable due to viruses?

  • Is your PC slow?

  • Does your PC send out email without your knowledge?

  • Are you afraid of losing your data because your PC or Laptop is getting old?

  • Do you need to move your data from an old PC to a new PC or Laptop?

  • Are you having trouble getting your wireless printer working?

  • Do you want to upgrade your PC but you don't know how?

If so, ER Computing can help with all of that and much more! For our local customers, we are available to come to you 7 days a week or you can drop off your PC at our office in Saint Clair.

If you are not local, don't despair! Regardless of where you live we can still help, thanks to TeamViewer remote support software.

We've got some awesome reviews on, that you can check out here.
We've got some awesome reviews on Yelp, that you can check out here.
We are a company you can trust!

We offer the following services:

  1. Remote Support

  2. Backup Continuity and Disaster Recovery

  3. Virus and Malware Removal

  4. Data Recovery

  5. Computer Repair and Computer Upgrades

  6. Custom Computer Building

  7. Wireless Home Network Installations

  8. New Computer Setups

  9. Computer Shopping Consultations

  10. Photo Scanning

  11. Non-Profit Help

Click on each item for details and pricing. We can be reached at (708) 431-6640.