A-ITpro offers on site computer and IT services to businesses in the San Diego area. We have 18 years of experience offering computer services. We are certified by Microsoft, Apple and other organizations that validate knowledge of IT technologies.  Our purpose is to help you and your business to have a better and more comfortable experience with technology. We accomplish this by providing clear communication to our clients. We believe the most important way to avoid computer problems is by taking preventive measures. That is why we make an effort to educate, explain and advise about the proper usage of technology.