Broker Dennis Mehringer Barred For Refusing To Testify About Investment Advice Investor Alert! The Financial Industry Regulatory Authority (“FINRA”) reports alarming allegations of improprieties by Western International Securities broker Dennis Albert Mehringer Jr. (CRD#: 722569, Pasadena, California). Notably, no less than 11 clients contested his sales practices. Not only that, but FINRA barred Mehringer for […]