3Z provides our Class 1 freight rail customers the most innovative, reliable, and maintainable rail yard automation systems and rail traffic control solutions. 3Z's products are comprised of the industries best rail yard automation systems and rail traffic control systems. Perfect for increasing yard or rail capacity, improving operating efficiency, and/or eliminating technological obsolescence from any rail yard, lead or line in the world. 3Z's cornerstone products - FlexYard and FLexTrim - are purposely built with flexible building blocks which are easily configured and deployed by us, or our customers, to fit with any rail yard or rail line topology with unique track and switch layouts. 3Z's service and support reliability is second to none when compared to its competitors. 3Z's core services are: Hardware Design, System Fabrication, Software Simulation, Event and Incident Analysis, System Support, Legacy System Upgrade, Technician Training. Take control of your railyard and invest in a partnership with 3Z.