Answer: presiding

AnswerCrossword Clue
PRESIDINGBefore houses were weatherproofed?
PRESIDINGIn charge.
presidingBe in the position of authority in a meeting or gathering
presidingPlay (a musical instrument, esp. a keyboard instrument) at a public gathering
presidingBe in charge of (a place or situation)
presidingPRESIDE, to occupy the position of authority