Computer Systems, Inc. is a locally owned computer repair and network consulting business that has been serving San Antonio, TX, since 1983. We offer a wide range of services, including installation, repair, and maintenance, for both residential and commercial customers. Contact us today for a free estimate on any of our services. On-Site Computer Repairs for Homes & Businesses. Whether you need on-site repairs, custom-built systems, or network consulting, we've got you covered. If you're looking for reliable and affordable computer repair services, look no further than Computer Systems, Inc. We are dedicated to providing you with the best possible service and ensuring that your computer and network systems are up and running in no time.