Address: 433 Industrial Drive North Wales, PA 19454 Phone: (215) 641-0100 Website: https://www.keystonefire.com/ Email: [email protected] Category Fire protection Description One Call. One Company. Where so many of our competitors offer a single piece of the life-safety puzzle, when a customer needs multiple solutions like sprinklers, alarms and fire extinguishers, Keystone is uniquely positioned to be their single resource. We do all of those things and we do them with our own staff – from design to installation... read full review »