They did the music for the Wild Arms series of games, and Michiko Naruke did the music to the anime Wild Arms: Twilight Venom.
They are also Seiyū's, so they provided several of the voices in Wild Arms Drama CD's.
Sometimes Kaori Asoh goes by just KAORI.
Salburg Cathedral - The Official Gust Guild
The Official Atelier, Ar tonelico, Mana Khemia & Gust Games Guild
