In reply to Paul Willis:
I suggest having a read of the links on here first as a starting point.
https://www.mountain-training.org/england/applying-for-provider-course-dire...
There is also a webinar, happening this week that maybe of interest.
https://mt.tahdah.me/event/detail/970165
It would also be worth researching who the local providers are near you and who they work with. As unless you are going to be accessing a different market of potential course candidates, then you are unlikely to get a providership.