Donna Hartzfeld PhD has provided consulting expertise as we respond to a Warning Letter. Senior and Junior manufacturing staff have benefited from her considerable teaching skills. Her ability to lead, her extensive experience, and her attention to detail have proved invaluable.
We recently worked together as part of a team to improve and reduce Lab Investigations for a client. Dr. Hartzfeld showed good problem solving skills and excellent technical competence in doing the Lab Investigations. Her communication skills in writing and verbally are very good.
Donna is a subject matter expert in FDA regulatory compliance. She has performed in various consulting capacities for many clients and has a reputation for getting the job done thoroughly and with a high client satisfaction. It has been a pleasure to work with her and I highly recommend Donna for her knowledge and professionalism.
Donna has been both adviser and regulatory consultant to Mission3. In both capacities she has been professional, knowledgeable, and thorough. Her ability to find the right answer and do work with incredible level of quality makes her an incredible asset to any team. She is personable and easy to work with