PC Specialists, Inc. We are a local, Chicagoland based, full service IT company. We offer comprehensive home and business solutions, designed so that you may concentrate on your work, without having to worry about your technology. We specialize in business continuity, disaster recovery, data backup and security, storage, (SAN & NAS) hardware, and software installation and maintenance. We are directly partnered with the leading Hardware and Software manufacturers and developers to provide the most current industry standard support and innovation.