Maximilian Stiefel updated participant profile data in the CU-ESIIL/Innovation-Summit-2025 repository, focusing on improving the accuracy and relevance of attendee information for better session planning and engagement. He delivered a feature that refreshed his own profile with current personal details and research interests, ensuring data integrity through a clear, traceable commit history. Using Markdown for documentation and Git for change management, Maximilian emphasized content accuracy and repository health. While the scope was limited to a single feature and did not involve bug fixes, the work demonstrated attention to detail in profile governance and supported more effective attendee matching processes.