Rubean AG (Ticker: R1B.F) develops and provides digital radio solutions for professional mobile communications, focusing on high-reliability systems for public safety, utilities, transportation, and industry sectors. The company offers core products including the RUBEANnet platform for broadband push-to-talk (PTT) over IP networks; RUBEANconnect software for seamless integration of legacy TETRA and analog radios with modern broadband systems; ruggedized hardware such as the RUBEANbox edge device and RUBEANgateway for hybrid radio deployments; and related services encompassing system design, implementation, maintenance, and cloud-based management tools. These solutions enable mission-critical voice, data, and video communications with low latency and high security, supporting standards like MCPTT (Mission Critical Push-To-Talk) and MCData. Founded in 2014 and headquartered in Munich, Germany, Rubean AG operates primarily in Europe, with expanding presence in North America and Asia through partnerships and project deployments in countries including Germany, Austria, Switzerland, the UK, and the US. In recent developments, the company secured a major contract in 2024 for RUBEANnet deployment with a leading European utility provider, enhancing its broadband PTT capabilities; announced a strategic partnership with a North American telecom operator in early 2025 to integrate RUBEAN solutions into 5G private networks; and completed a funding round in late 2024 to support R&D for next-generation AI-enhanced radio analytics and expanded hybrid gateway hardware lines.