Sukenaga obeyed TAIRA no Kiyomori and played an active part in the Hogen War as a toryo (head of the clan) and also had served on Kebiishi (officials with judicial and police powers) at the capital.
資永はその棟梁として、保元の乱においても平清盛に従い活躍、都で検非違使を努めていたこともある。