PSI Software SE develops software products for optimizing the flow of energy and materials for utilities and industry worldwide. It operates through Grid & Energy Management; Process Industries & Metals; Discrete Manufacturing; and Logistics segments. It provides NEPLAN V10/360, a solution for planning electricity, gas, water, and heating/cooling grids; PSIairport, a software for passenger and baggage handling; PSIasm/Qualicision, a planning and monitoring software; PSIcarlos, an operations planning system; PSIcds, a commercial dispatching system; PSIcommand, a tool for operating and servicing the grid infrastructure; PSIconnect, a platform for grid digitalization; PSIcontrol, a control system for monitoring, controlling, and simulating; PSIcontrol/Gas, a network control system; PSIdeepqualicision AI, a value-adding process data analysis; PSIganesi/Online, a simulation and monitoring of gas flows; and PSIganesi/Studio, a simulation of flow states. The company also offers PSIgasguide for maintaining network and determining optimal operating modes; PSIglobal, a supply chain network design; PSIgridmobile for digitalization of the field service; PSImarket, a software for energy trade and sales; PSImetals, a production management solution; PSIngo, a grid operator; PSIpenta/ERP, an ERP system; PSIpenta/MES, a manufacturing execution system; PSIpipelines for pipeline operations; PSIprins for optimal management across the energy grids; PSIqualicision AI, a multicriteria decision support and optimization software; PSIqualicision/ODS, a cloud-based online decision support and optimization software; PSIrwin, a software for the inspection and calibration; PSIsiu for configuration management; PSIsmartcharging, a power grid; PSItms for transport optimization; PSIwms, a warehouse management software; and TS-Energy, a software application for power plant. PSI Software SE was founded in 1969 and is based in Berlin, Germany.