Securities America Inc. promoted Gregory Smith to senior vice president of sales supervision, Craig Zimmerman to senior vice president of operations, Leon Johnson to senior vice president of information systems operations and tech support, and chief information security officer, and Randy Reed to senior vice president of enterprise development and architecture.

The company also promoted Christina Heller to first vice president and senior counsel, Tu Nguyen to first vice president of application development and Robert Plyler to first vice president of business intelligence and data quality.

Securities America is a unit of Ladenburg Thalmann Financial Services Inc.