GLDD is a fully integrated team of drug development experts with experience in big pharma, biotechnology and drug development consulting.

The GLDD Team

Dan Hartman, MD
President & Chief Executive Officer

David Hermann, PharmD
Senior Vice President of Early Development & Pharmacometrics

Kevin Hershberger, RPh, MBA
Chief Operating Officer, Director of Business Development

Peter Van Ess, PharmD, PhD
Vice President Clinical Pharmacology

Don Gieseker, PharmD
Vice President Regulatory Affairs

Joe Driscoll, PharmD
Senior Director Clinical Operations

Tom Peppard, MS
Senior Director Biostatistics & Data Operations

Dan Strieter, MS
Senior Director Biostatistics

Debra Lemanski, ABA
Operations Manager & Regulatory Affairs Specialist
Text Box: We use a variety of preferred providers that complement our skills in the areas of preclinical pharmacology, toxicology, and Chemistry Manufacturing and Controls.