The various saints in the Church have an array of backgrounds and historical deeds by which the Church concluded that this person is a model example of holiness to follow, especially in a specific area.
For this reason, I would encourage any questioner or reader of this posting to do some research on these, or any other, patron saints and conclude which one is more aligned with the:
- background, and
- interests of a specific firehouse, group of firefighters, or whatever.
Let me help with the following resources:
Encyclopedia definition: Patron Saints
Resources for Patron Saints:
I hope this helps,