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Modern Computer Systems Computer Repair

Modern Computer Systems – has been serving Southern California since the birth of the personal computer in the early 1980’s. Modern Computer System is a leading on site computer services company and has helped thousands of small businesses and homeowners with their computer needs.

Phone: (562) 416-2347

Opening soon · 8 AM

  • Sun 8:00 AM - 8:00 PM

11938 South St Cerritos, CA 90703 ·2181.99 mi

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Reviews

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4.0 8 reviews
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Liz T. 11/19/25

Jonas helped me out with fixing my computer and he went completely above and beyond. Even though my Mac needed extra work and support on top of what was initially anticipated, he did it all so...

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Jack L. 01/04/25

I had an issue with my computer and they did an outstanding job of diagnosing and repairing it in a very reasonable amount of time. They were upfront about the cost and the owner is a nice,...

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Mario A. 04/28/22

Great place to take your computer to get fix reliable and honest. Made my old laptop run like new.

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Ron P. 05/10/21

If I can add a NEGATIVE STAR I would. So after many years passing by this place I decided to call the place. I called to inquire if the place had any high end graphics card so I can update my sons...

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Elliott S. 09/21/21

I was having a problem reading my data out of a failed hard drive but Modern Computer Systems was able to retrieve it. My hard drive had broken parts and also a virus which was detected by them...

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