Klüsener + Gillessen & Cie GmbH
Computers & Networking
Klüsener + Gillessen & Cie GmbH is an IT system house in Euskirchen, Germany, serving small and medium-sized enterprises across the Cologne, Bonn and Düsseldorf region for more than 30 years. Core operations cover server and client systems, email solutions including Microsoft 365 and MDaemon, data backup, data security, ESET antivirus, Lancom firewall and VPN, and uninterruptible power supply. The company supports microtech Gen24, Büro+ and ERP-complete, from process analysis to installation, configuration and team training. Additional offerings include Docuvita document management, Smartzeit Pro time tracking and Smarthandwerk Pro trade software. In-house software extends microtech ERP systems: PickByScan for barcode-based warehouse picking, ScanBox for mobile inventory and item data collection, ERPSign for digital signatures, and Dox2ERP for AI-supported document recognition.