INVESTORT ALERT: Customer Complaints Filed Against Presidential Brokerage, Gregory Williams Gregory Jon Williams (CRD#: 1561089, Greenwood Village, Colorado) is a licensed securities representative of Presidential Brokerage, Inc. Apparently, he has transacted with investors through the Greenwood Village, Colorado offices as early as April 20, 2011. The Financial Industry Regulatory Authority (“FINRA”), who regulates broker-dealers and […]