CSI started as one of the founding CSI companies back in 1998, we have made our mission to service our customers with the most knowledgeable and friendly technicians in the industry. CSI of OK has industry leading equipment and knowledge to maintain the best for your stores. We not only fix issues as they arise but look to prevent any future issues on every service call we make. CSI of OK offers free over the phone technical support with knowledgeable friendly technicians. Our phone technicians use dedicated software allowing us to see previous visits for easy resolutions and histories of problem areas so that permanent solutions can be made.