I got your email, with list of people that do not have a matching osgeo id. I do not have any direction, to provide - what answer are you looking for?
Your idea of reaching out to these people sound fine, asking them to update their information. We could also go live with 26 accounts inaccessible until the owner shows up to sort out access.
Sys Admin Contract
Alex: Private repository for contract templates
Alex: pdf sent to Martin’s company for signing, will be sent to Helena for OSGeo signing after
The treasurer has an OSGeo-finance/contracts folder that contains prior contracts (including SAC contracts). This is already shared with Helena as a board member, perhaps this could be shared with Alex as committee chair to prevent duplication.