A-1 Computers has been servicing home and business computers in the St. Clair County and surrounding area since 1999. Providing computer repair and upgrades for all brands of computers, virus and spyware removal; home and business networking,  and high speed internet hook-ups.

Computer Hardware Upgrades – Want to keep your existing computer but add more space or speed? You may just need something simple as a larger hard drive, more memory , or video card upgrade! Save time & money!
Virus & Spyware Removal – Computer acting out of the ordinary? Common symptoms may include (but are not limited to) frequent pop-ups, system errors, and random freezing. We will gladly bring your system back to health! As always, free diagnostics !
Virus & Spyware Prevention – Be Proactive! We will help to protect your PC today before it is too late with Anti-virus software and anti-spyware programs!
Wired and Wireless Network Setups – We offer on-site networking solutions to your home or business! Questions? Ask us
Data Backup – Don’t lose years of data! We offer several solutions to help you ensure your important files are never lost! If a hard drive fails unexpectedly (as many do) you can lose everything on your computer- photos, documents etc. Backup these important items BEFORE it’s too late !
Laptop Repair – Do you think you have a dead laptop? Don’t throw it away! Let us have a look at it first-Free diagnostics !
Data Migration – Want to move your old files to a new computer? We can help!
Computer Tune ups – Does your computer seem a lot slower than it used to? Like your car, a computer can benefit from a simple tune up !
Personalized one on one instruction – Not comfortable with a class environment? Want to learn how to use a computer or popular computer program? Sit down with one of our technicians and let them help you! We offer one on one personalized instruction.
Computer Security – Let us explain the important need for Anti-Virus, Spyware and Firewall protection.


St. Clair Store: 810-326-0590

Marysville Store: 810-364-6995