Digital twins revolutionize engineering with real-time digital replicas of physical systems, yet synchronising iterative model changes from requirement changes and desired system performance poses significant challenges. IncQuery addresses this with advanced model governance and validation strategies. These include rigorous data management, robust model development, automated quality gates, and continuous monitoring, ensuring systematic management and high performance of engineering models. This approach bridges the gap between physical systems and their digital counterparts, ensuring accuracy, reliability, and adaptability in digital-twin engineering.