Samantha, you might be interested in Feline Grace [Meow]. We are a dungeon focused guild (NA) that runs pretty late into the night. I usually stay up until 2am mountain time, or 4am EST. Read more about us here: https://forum-en.gw2archive.eu/forum/community/lookingfor/NA-Feline-Grace-Meow-LF-dungeon-runners
or whisper me in game to tag along.