There are many organizations that have come and gone within Harthx, the most popular throughout history though is the Dragonband.
List of Organizations:
'Ahmar Vipers
Circle of Magi (Timeline 1AM-734AM)
Cobracorpen Knighthood (Timeline 1209BM-734AM)
Cult of the Dracon-esti (Timeline 600AM-734AM Present year)
Dragonband (Timeline 3221BM-52BM)
Elementalists
Feltarians (Timeline 3250BM-3025BM)
Imperium Insurgency (Timeline 1320BM-1309BM)
Red Horns
Sunburst Crusaders
Valons (Monster hunters) (Timeline 3033BM-734AM)