The Permanent Transient is a private club dealing in magical items for its members. It is curated by three Treants who are collectively Sumat Pol, each from a different timeline or dimension in the Timescape.
The address is 314 Iter Borsa[1]
It's in Blue Hill (The Blues). In the Neighbourood of the Theater
314 is a reference to the number pi, and 'iter borsa' is Latin for "Bag Process". In reference to the Mathematical consideration of the pocket dimensions in Matt's diegesis (Manifolds).
Behind the Scenes[]
Both the name of the establishment and the Treants, are a reference to Matthew Mercer's popular creations. The Invulnerable Vagrant, and the Firbolg NPC who has several clones of himself as well, Pumat Sol.