Change Site Administrator

Hi, we had a club officer who created the site voicesofthesouthside.toastmastersclubs.org/ . This officer is no longer with the club. How would one of the current officers (I am one of them) get access to the site to change the meeting information? Thank you.

1) Changing site administrators when the previous one is no longer available
support.toastmastersclubs.org/doc/item/w...-no-longer-available