Descartes Systems Group, Waterloo, Ontario, a global on-demand software-as-a-service (SaaS) logistics solutions provider, has acquired Burnsville, MN-based RouteView Technologies, Inc., for $3 million.   ; RouteView provides technology solutions to small- and medium-sized organizations that help them manage their delivery operations. The company features map-based routing software combines with wireless/GPS and automated call-out technology.   ; Descartes, a provider of software-as-a-service (SaaS) logistics solutions, logistics management solutions combine a multi-modal network, the Descartes Global Logistics Network, with component-based & lsquo; nano'sized applications to provide messaging services between logistics trading partners, shipment management services to help manage third-party carriers and private fleet management services for organizations of all sizes.   ; Descartes customers include an estimated 1,600 ground carriers and more than 90 airlines, 30 ocean carriers, 900 freight forwarders and third-party providers of logistics services, and manufacturers, retailers, distributors, private fleet owners and regulatory agencies.