Tait Switzer, BS
V.P. Research & Development
See Biography

Spanning more than two decades, Mr. Switzer’s product development career includes technical and management experience in developing a variety of products for the global market, including dietary supplements, foods, prescription and OTC drugs, confections and skin care. After graduating from East Texas State University with a Bachelor’s Degree in biology, he began his career in product development with a pharmaceutical company. He subsequently held various positions of increasing responsibility in the pharmaceutical industry, culminating as the Head of Product Development and Validations.

In 2002, Mr. Switzer began working for Mannatech as a project manager in the Product Development and Regulatory Affairs departments. He now serves as Mannatech’s Vice President of Research and Development and is responsible for Product Development, Quality Assurance, Product Science and Substantiation, Clinical Studies and Adverse Event Reporting.

Hide Biography
Morgan Barg, MS
Director, Global Regulatory Affairs
See Biography

Ms. Barg joined Mannatech in 2005. As a part of the Regulatory Affairs Team, she provides initiation, guidance and oversight for new product labels and labels requiring revision (due to ingredient changes, country-specific updates or changes in regulations) for Australia, New Zealand, Singapore, Japan, South Korea and Taiwan. She also provides technical support for new and current products in Australia, New Zealand, Singapore, Japan, South Korea and Taiwan regarding ingredient acceptability, possible claims, registrations and listings. From January 2005 through June 2011, Ms. Barg was a scientist on Mannatech’s Research and Development Team. She earned a BS in Animal Biology with a minor in Chemistry from Tarleton State University and an MS in Industrial Chemistry from the University of North Texas.

Hide Biography
Bhavna Patel, BS
Director, Product Engineering and Development
See Biography

As a leader in Mannatech’s Product Development team, Ms. Patel takes abstract product ideas and develops them into feasible formulations for new products. She also helps maintain the momentum of products in Mannatech’s product development pipeline. Prior to joining Mannatech, Ms. Patel led the commercialization of sterile products for a Chicago-based pharmaceutical company. She has also worked for food and cosmetic development/manufacturing companies in Florida. Ms. Patel earned her BS in Chemical Engineering from the University of Florida. She joined Mannatech in September 2002.

Hide Biography
Dana Fuller
Manager, R&D Projects and Administration
See Biography

Mrs. Fuller handles the administrative and scheduling tasks for Mannatech’s R&D/Technical Services team, including payroll, budgets, meeting schedules and travel. She provides administrative support to Mannatech’s CEO and Chief Science Officer, Dr. Robert Sinnott, and serves as the head of Mannatech’s administrative assistants’ team. Dana joined Mannatech in 2007.

Hide Biography
Sharon McNair, BA
Manager, Quality Assurance, ASQ CQA
See Biography

As Quality Manager, Ms. McNair is responsible for managing processes and policies to ensure that Mannatech is producing and selling the highest quality products. This includes the enforcement of these processes throughout the company and its affiliates, with an emphasis on proper documentation, auditing, and corrective and preventative actions (CAPA), all of which result in continuous process improvement. Ms. McNair earned a BA in Chemistry from Mississippi State University and is a Certified Quality Auditor (CQA) by the American Society for Quality. She joined Mannatech in 2003.

Hide Biography
Lisa O'Grady
Clinical Research Associate
See Biography

As a member of Mannatech’s Research and Development team, Ms. O’Grady works with both the U.S. and International offices and manufacturers to analyze and process all product quality and safety reports in accordance with laws governing dietary supplements. Her tasks also include required FDA reporting and the management of Kosher and BSCG certifications for Mannatech products.  In addition, Ms. O’Grady assists with product quality inspections and releases.

Lisa began her career at Mannatech in 1997 in the Call Center, where she was quickly promoted to a Supervisor position.  She later worked with the Art and Design team in Marketing.  Ms. O’Grady has been with Mannatech’s Research and Development team since 2004.

Lisa is a member of S.O.C.R.A. and also serves as a leader on Mannatech’s Safety/Security team.

Hide Biography
TOP