D.E. Systems Ltd. has been providing technology solutions in Ontario and Quebec for over 46 years. Our range of services includes Computer Rentals and Event Technology Services, Computer Network Sales, Service and Support along with the development of software solutions for the events industry. D.E. Systems' commitment to provide innovative information technology solutions to industry and government has made us one of the largest and most respected Computer Rental Service organizations serving all areas of Canada and the U.S. through its business partners. D. E. Systems' latest product offerings include Navori digital signage solutions, ERS 2.0, our enhanced on-line event registration solution and Proactive ITcare Program, providing remote monitoring, server configuration management, pc heath and performance monitoring.