An excellently varied start, though I'm not a fan of the demiplanar realms and as mentioned they could use some filling out. I'll see if I can help at all.
Selecting portfolios helps give direction to their organization and servants, attracting new recruits and inspiring those servants (and giving them more grandeur/scope/significance to impress and interest players).
Peoneir might be the angel of the balance of trial and mercy, scourging the wicked and delivering from suffering those who do not deserve it.
Agapeial of protection and prudence, promoting vigilance in the righteous and delivering the innocent from evil.
Treasanerva of creativity, rebellion, and exposing evil, calling out those who threaten the physical foundation of good lives.
Scarumaiel of redemption and acceptance.
Oh, and here's a link to A Light From on High that The Tygre mentioned: link. It might offer inspiration.