A designated Historian in your organization would have formal archival and record-keeping duties. This elected leader would not only be responsible for organizing records, they would also be able to pass down knowledge, practices and history to new leaders.
Labeling:
Where possible use descriptive file titles: full names, dates, and descriptions of events will help keep your records organized and help create context for future researchers.
i.e. 6lack performing at Jubilee, 2019.
Some tips for labeling: