Society_of_St._Pius_V Society of St. Pius V (Societas Sacerdotalis Sancti Pii Quinti or SSPV) is a society of validly ordained priests asserting to be Roman Catholic, formed in 1983 and based in Oyster Bay Cove, New York. On disciplinary grounds, the Catholic Church considers the Society's status to be as canonically irregular as that of the Society of St.