Krom Stoutarm is a level 20 quest giver located in the Library in the Hall of Explorers, in the dwarf city of Ironforge.
He starts the following quests:
[30] Tome of the Cabal (2) (Warlock)- [30] Tome of the Cabal (3) (Warlock)
[43] Reclaimed Treasures (Dungeon)