A team of former Morgan Stanley executives have launched a new financial advisory firm in Jericho. The new company, Opal Wealth Advisors, is headed by Lee Korn, Jesse Giordano and Joseph Filosa, who were formerly members of the 360 Group at Morgan Stanley, according to a company statement. Opal Wealth Advisors, which officially opened for business last week, occupies 5,000 square feet at 2 Jericho Plaza.