Marcin Juszkiewicz worked on the tianocore/edk2-platforms repository, focusing on governance and process improvements for the QEMU SBSA reference platform. He delivered a feature that realigned the CODEOWNERS file, removing his own name to clarify code ownership and streamline the review process. This change addressed ambiguity in ownership boundaries, accelerating pull request reviews and supporting better cross-team collaboration. Marcin applied his expertise in code ownership management and DevOps practices to enhance maintainability and accountability for critical platform components. While no bugs were fixed during this period, his work laid a foundation for more efficient and transparent development workflows.