Executive Leadership

Top Talent at the Executive Level

The future rests confidently on the shoulders of an esteemed group of high-ranking business leaders with unmatched experience and record-breaking success. Our executive team has bravely taken the company from flagship hopeful to worldwide leader. And they continue to set the stage for the next breakthrough achievement in wellness.


Robert A. Sinnott, MNS, PhD

CEO and Chief Science Officer

Robert A. Sinnott, MNS, PhD • CEO and Chief Science OfficerDr. Sinnott is both a scientist and an entrepreneur. His passion is developing useful and innovative new products to improve people’s health. He has been a champion of the wellness industry for well over twenty years. He has held leadership roles in government, academia and industry so he has seen business opportunity from several perspectives. In his current role, he is the Chief Executive Officer and Chief Science Officer of Mannatech, Inc. He takes great pride in what Mannatech has to offer the world through its business, its products and its culture of social entrepreneurship, which enriches the world in so many ways.

For many years, Dr. Sinnott served on the Board of Directors of the Council of Responsible Nutrition (CRN), the largest and most prestigious trade organization in the dietary supplement industry. From 2008-2011, he also served as both the Vice-Chairman and then Chairman of the Strategic Scientific Advisory Council of CRN, which is made up of the highest ranking scientific officers in member companies. In this capacity he helped shape the scientific agenda of the industry in both the United States and globally.

Dr. Sinnott received his Bachelor of Science degree, Master of Natural Sciences degree, and his Ph.D. degree from Arizona State University. His focus was on applied biological sciences including biotechnology and plant medicinal chemistry. His Ph.D. work included extensive new research on the aloe vera plant.

In addition to his scientific education, Dr. Sinnott has also completed post-graduate coursework on various technology and business topics at:

  • Massachusetts Institute of Technology (MIT)
  • Harvard Business School
  • University of Pennsylvania Wharton School of Business
  • University of Maryland Robert H. Smith School of Business
  • The University of Chicago Graduate School of Business
  • London Business School (and)
  • The Hong Kong University of Science and Technology

One of Dr. Sinnott’s driving ideologies is that people must always keep learning, growing and stretching out of their comfort zone to achieve their full, God-given potential.

“Where wellness is concerned, quality and efficacy are the two most enduring factors in the minds of consumers. We honor this by designing the highest-quality and most innovative products available.”


Mark Nicholls

Chief Financial Officer

Mark Nicholls • Chief Financial OfficerS. Mark Nicholls joined Mannatech in December 2007, serving as Senior Tax Manager. More recently, he served as Vice President Treasury & Tax. Prior to joining Mannatech, Mr. Nicholls was Tax Director at Carter & Burgess, a large U.S. architectural and engineering firm, and Chief Financial Officer for The Cirrus Group, a real estate management and development company. Additionally, he spent 10 years working at such public accounting firms as PricewaterhouseCoopers and BDO Seidman. Mr. Nicholls received a B.B.A. degree in Finance in 1989 and a Master of Science in Taxation in 1991 from the University of Texas at Arlington. He is a Certified Public Accountant licensed in the State of Texas.


Alfredo (Al) Bala

Executive Vice President and Chief Sales and Marketing Officer

Alfredo (Al) Bala • Executive Vice President and Chief Sales and Marketing OfficerAlfredo (Al) Bala joined Mannatech in October 2007 as Senior Vice President, Global Sales. He was then named Executive Vice President, Sales in June 2011. Sine he has been at the center of the company’s global sales and marketing efforts from the start, it only made sense that in January 2012, he added Marketing to his title and to the departments he oversees. In his current role, Al will lead Mannatech’s efforts to streamline and unify sales and marketing efforts to even better support our independent sales Associates worldwide.

Al served as Chief Operating Officer of Britt Worldwide, LLC, one of the largest independent Amway network marketing organizations, from 1992 to 2006. While with Britt Worldwide, his main focus was providing motivation, training and tools for Associates in the field in more than 65 countries across the globe. Al was also heavily involved in the launch and re-launch of over 60 international markets, including BRICS markets—Brazil, Russia, India, China and South Africa, which propelled the international sales volume to more than $500 million.

Al served as manufacturing plant manager for Bose Corporation from 1983 to 1992. He is conversant and/or fluent in more than 13 languages. In addition to more than 20 years of domestic and international experience in network marketing, Al’s proven record includes growing a major direct sales organization to $750 million, reaching more than one million people in 60 countries.

” I am really excited about rewriting the language of the network marketing industry to embrace the pioneering concept of social entrepreneurship. But at Mannatech, we have always been pioneers—through our products, people and culture. And now with our Real Switch Challenge, we are offering people not only a path to pursue a healthy lifestyle, but also an opportunity for a long-term income filled with a sense of purpose and significance. They are sharing a precious gift, the gift of wellness, with the world. This will make a profound difference. It will change the world.”


Bo Short

President of Business and Field Development, North America

Bo Short • President of Business and Field Development, North AmericaBo Short joined Mannatech in May 2013 as President of Business and Field Development, North America. Mr. Short, a legendary distributor in the direct sales industry, oversees the company’s efforts developing business building programs that help recruit, train and mentor independent Mannatech Associates. He is specifically involved in elevating all efforts related to the company’s business model of social entrepreneurship.

Bo Short’s experience in direct selling has spanned 23 years, 21 countries and five companies where he has climbed to the highest rank of leadership in the distributor organization with each engagement. He is also a best-selling author of both Living to Win and The Foundation of Leadership. In addition, Mr. Short has served in various capacities outside of the direct sales industry, including Vice President, Strategic Partner Relations with the American Red Cross, and President of the American Leadership Foundation. Mr. Short has been referred to as “1 of 52 of the brightest minds in the industry,” and has been a keynote speaker to more than one million people in 21 different countries.

Bo Short earned his B.A. in Human Relations in Business & Industry from The College of William and Mary.

“I’ve been blessed personally, professionally and financially in this industry, but I knew there was something more to accomplish. When presented with the opportunity to affect change on a global scale through the Give for Real program, I knew I had found that ‘something more’ my soul was searching for. Many enter this industry to accomplish personal goals but they also want to be a part of doing something significant; something that will live on after they are gone. Mannatech, as a social entrepreneur company, is positioned to address a global crisis while rewarding those people who champion our cause.”


Ron Norman

Senior Vice President International

Ron Norman • Senior Vice President InternationalRon Norman joined Mannatech in May 1996 and was named Senior Vice President, International in June 2011. Prior to his current position, he served for several years as Mannatech’s Vice President of International Operations. He served as the Company’s Treasurer for over 6 years, and held various other positions within the company’s finance department before his appointment as Treasurer. Prior to joining Mannatech, Ron had 15 years of experience in public accounting, focusing on providing tax, accounting, finance and general business consulting services to Entrepreneurial and Growth Stage companies with an emphasis on preparing these companies for entry into the public markets or preparing them for international expansion.

Ron received both his B.S. and M.S. degrees from Baylor University. He is a CPA licensed in the State of Texas and is a member of the American Institute of Certified Public Accounts and Dallas Chapter of the Texas Society of Certified Public Accountants. Ron donates his time and expertise to various autism advocacy groups in the North Texas area including the DFW Center of Autism and the North Texas Chapter of the Autism Society of America. He and his family are volunteers for events sponsored by the Special Olympics.

“It is truly an honor and a privilege to be able to assist our Associates in spreading the Mannatech dream beyond the U.S. A dream built upon our world class product offering based upon Real Food Technology® and our unparalleled Associate compensation plan.”