Executive Leadership
Top Talent at the Executive Level
Our 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.
Landen Fredrick
President and Chief Executive Officer
Landen Fredrick is the President and Chief Executive Officer of Mannatech and the Chairman of the M5M℠ Foundation, a non-profit organization benefitting children in need by fighting global malnutrition.
At Mannatech, Fredrick is responsible for overseeing the day-to-day operations of the company, driving operational excellence, and executing the company’s strategic initiatives. With his extensive experience in sales, marketing, operations, and business development, Landen is well-positioned to lead Mannatech into its next phase of growth.
Having been a part of Mannatech since 2006, Fredrick has demonstrated exceptional leadership and played a pivotal role in enhancing Mannatech’s sales and marketing efforts. Under his guidance, the company achieved significant milestones, strengthened its global footprint, and built strong relationships with its independent sales associates and valued customers worldwide.
Fredrick’s experience in direct selling has spanned over 20 years and three companies where he has climbed the ranks from sales to operations with each engagement. Prior to joining Mannatech, he had five years of advertising and marketing experience as the owner of Kilian Fredrick, LLC. Before that he was a consultant with a banking software company.
Fredrick earned his B.A. from Abilene Christian University, with an emphasis on International Business. He later earned his MBA from Amber University. He is married with three children, exercises daily, is an avid outdoorsman and has had a lifelong involvement in church and mission activities.
Landen Fredrick
President and Chief Executive Officer
Erin Barta
General Counsel
Erin Barta, Mannatech’s General Counsel, joined Mannatech in 2006 where she served as Senior Corporate Counsel. She was named Assistant General Counsel in March 2009 and was named General Counsel and Corporate Secretary in August 2013.
Prior to joining Mannatech, Barta served as Corporate Counsel and later Senior Corporate Counsel for Metromedia Restaurant Group, a subsidiary of Metromedia Company. She has a Bachelor of Science from Texas Woman’s University and she received her Juris Doctor from Texas Wesleyan University, now Texas A&M University School of Law.
Erin Barta
General Counsel
James Clavijo
Chief Financial Officer
James Clavijo has over 25 years of experience in executive, finance and accounting activities, including experience as a Chief Financial Officer for several biotech, cell therapy, medical device, pharmaceutical, healthcare, and technology companies. Mr. Clavijo’s experience has included building, leading and advising companies with strategic plans for pharmaceutical commercialization and manufacturing, negotiating licensing and drug development agreements, as well as advising companies with complex restructurings, mergers and acquisitions, capital market transactions, and system implementations.
Mr. Clavijo was an Officer in the U.S. Army, serving for 13 years in active and reserve duty. Mr. Clavijo received a BA in Chemistry (PreMed) from the University of Florida, a BA in Accounting from the University of Nebraska, and a Masters in Accounting from Florida International University.
James Clavijo
Chief Financial Officer
Dr. Steve Nugent
Chief Health and Nutrition Officer
Dr. Steve Nugent is Chief Health and Nutrition Officer and Chairman of the Global Scientific Advisory Board. Dr. Nugent brings 40 plus years of experience in the health and nutrition industry and is a renowned public speaker, author and expert on health, wellness and nutrition. Having been a part of Mannatech since 1996, during his career, Dr. Nugent has scientifically conducted tests on more than 6,000 dietary supplement products and has formulated more than 160 dietary products.
Dr. Nugent earned a PsyD in Psychology, specializing in health and wellness psychology from the University of the Rockies with additional studies in integrative medicine as well as a degree in Behavioral Science with High Distinction at the University of Michigan (Dearborn). In addition, he has earned three degrees in business administration, including a Master’s degree. He has served as President of the International Association of Complementary Medicine and is President Emeritus of the American Naturopathic Medical Association (ANMA). He currently serves as a professional member of the American College of Nutrition.
Dr. Steve Nugent
Chief Health and Nutrition Officer
Board of Directors
A Round Table of Diverse and Driven Professionals
Our Board of Directors is a strong and balanced blend of top-level thinkers from diverse industries and backgrounds. Each member brings his own unique perspective to the table to help elevate the company Vision and Mission, create a vital revenue model, address community needs and expand global reach, all on behalf of our shareholders.
J. Stanley Fredrick
J. Stanley Fredrick** is Mannatech’s Chairman of the Board. He has served as a Class II Director on our Board of Directors since September 2001 and as of April 15, 2014, collectively owned 12.4% of our common stock. From November 2003 through January 2009, Mr. Fredrick served as the Lead Director for our Board of Directors and in January 2009 he was elected Chairman of the Board and continues to serve in that capacity. Mr. Fredrick currently is the owner of Fredrick Consulting Services, which provides consulting services to the direct selling industry. In 2003, Mr. Fredrick was a founding board member of Professional Bank in Dallas, Texas, which is a boutique bank that provides certain financial resources to its customers. He co-founded Cameo Couture, Inc., which operated as Colesce Couture, a distributor of intimate apparel, and Colony House, Inc., a private label cookware company, both of which operated through direct selling channels. Mr. Fredrick also co-founded Irving National Bank Shares, a commercial bank holding company and served as a consultant to the bank from 1994 until it was sold in 2000. He currently serves on the Board of Directors of Independent Bank of Texas and Wineshop at Home, a party plan company. Mr. Fredrick has been actively involved for over 40 years in the Direct Selling Association, a national trade association of leading firms that manufacture and distribute goods and services directly to consumers. He has served on the Direct Selling Association’s Board and various committees of their Board. From 1987 to 1988, Mr. Fredrick served as Chairman of the Direct Selling Association and from 1988 to 1990; he served as Chairman of the Direct Selling Education Foundation. He currently serves as chairman of their Development Committee. He has been inducted into the Direct Selling Association’s highest honor, the “Hall of Fame,” and inclusion in the Direct Selling Education Foundation “Circle of Honor.” Mr. Fredrick received a B.A. degree in English from Central State University, in Edmond, Oklahoma.(4)
“It is an honor and pleasure to work with such a talented team with diverse backgrounds yet vast experiences with the direct selling industry.”
J. Stanley Fredrick
Larry A. Jobe
Larry A. Jobe has served as a Class I director since January 4, 2006. In February 2007, Mr. Jobe began serving as Chairman of our Audit Committee. Mr. Jobe serves as Chairman of Legal Network, Ltd., a firm he founded in 1993 that provides staffing and litigation support to law firms and corporate legal departments. He also currently serves as President and founder of P 1 Resources, LLC, which has provided engineering and light industrial staffing services to the construction industry since 1994. From 1991 to 1994, Mr. Jobe was Chairman and founder of Mitchell Jobe & Company, a provider of professional staffing services for government and industry. He is also a founder and Board Member of the Lawyer’s Assistant School of Dallas, a for-profit accredited career school, since October, 2005. From 1973 to 1991, he served in various capacities, including as member of the Executive Committee and Chairman of the Strategic Planning Committee with the accounting firm Grant Thornton LLP. In 1969, he was appointed by President Richard Nixon to serve as the Assistant Secretary of Commerce for Administration at the United States Commerce Department. Mr. Jobe currently serves as the Chairman of Independent Bank of Texas and Chairman of the Audit Committee for U.S. Home Systems, Inc. In addition, Mr. Jobe served as Chairman of the Audit Committee and a member of the Board of Directors of SWS Group, Inc., a Dallas-based New York Stock Exchange member from July, 2005 through December, 2014. He is a member of the Board of Dallas Theological Seminary and Chairman of the Board of the Dallas Seminary Foundation. He received a B.B.A. degree in Accounting from the University of North Texas, in Denton, Texas. Mr. Jobe maintained an active Certified Public Accountant (CPA) license from 1962 to 2002 and currently maintains his license on an inactive or retired status. Mr. Jobe serves as Chairman of the Dallas Seminary Foundation. (1*)(2)(3)(4)
“Mannatech, its people and products, provide real wellness solutions and economic opportunities to thousands of people around the globe. It is a privilege to be a part of this exceptional endeavor.”
Larry A. Jobe
Kevin Robbins
Kevin Robbins, son of Mannatech co-founder Ray Robbins, began his part time Mannatech career in 1994. By 1996, Kevin was able to dedicate his career to Mannatech full time. In 2003, he was awarded as the global recipient of the Ray Robbins Giving Spirit Award. Then, in 2012, Kevin was recognized as one of the Top Global Business Builders of the Year.
Robbins has been a leader for Mannatech since 2000, when he was elected to represent Mannatech’s North America field as part of the North American Advisory Council. He originally served five years on the advisory council, and was later re-elected for another three-year term. As part of the advisory council, Kevin served as Chairman for five years where he worked closely with the company to develop new compensation plans, new incentive trips and training programs with respect to independent sales Associates in North America.
Robbins earned a Bachelor of Business Administration in Marketing at The University of Texas at Arlington.(4)
Kevin Robbins
Tyler Rameson
Tyler Rameson has served as a Class II director since June 6, 2018. He is the managing member of Jade Capital LLC, a private investment firm.
From 2008 to 2014, Mr. Rameson was a managing member of Gray Whale Capital LLC, a worldwide proprietary trading firm. In this capacity, Mr. Rameson oversaw the development of numerous proprietary trading strategies and systems.
From 2002 to 2007, Mr. Rameson was employed by Jane Street Capital LLC, a proprietary trading firm. Mr. Rameson received an MBA with an emphasis on Financial Engineering from the Massachusetts Institute of Technology (MIT), as well as a Masters of Engineering in Logistics from MIT and a Bachelor of Arts degree in Business Economics from The University of California, Santa Barbara.(1)(2)(3*)(4)
Tyler Rameson
John A. Seifrick
Jack Seifrick was appointed to the Company’s Board as a Class III director on April 15, 2022. Mr. Seifrick is Chairman of the Science & Marketing Committee. He also serves on the Associate Compliance Subcommittee, along with the Audit, Compensation, and Science & Marketing Committees. Mr. Seifrick is an experienced senior manager and leader in the industry with over 40 years of experience as an entrepreneur and key organizer of businesses with expertise in accounting, finance, and general and executive management. Mr. Seifrick is the Co-Founder and current President/General Manager of CAST Wines located in Geyserville, CA, founded in 2012. He recently served as the Vice Chairman of the Board of Directors of Pioneer Bank SSB in Austin, TX, which he co-founded in 2007 and recently sold. He was also on the Director’s Loan Committee and ALCO Committee at Pioneer, and was the prior Chair of the Compensation Committee. Mr. Seifrick began as a Texas CPA in 1984 for Arthur Anderson & Company in Houston, TX and advanced to Audit Senior in the Finance and Real Estate Division. From 1986-1990, he served as Corporate Controller for Kitchens of the Oceans in Deerfield Beach, FL. From 1990-2002, Mr. Seifrick was the Executive Vice President and Chief Operating Officer of The Amend Group in Dallas, TX. He was a partner and advisor at Paul Duesing Partners, an architectural design firm in Dallas, TX from 2002-2004 and 2006-2011. Mr. Seifrick was the lead organizing founder and Chairman of the Board of Professional Bank, NA in Dallas, TX from 2002-2010. He served as a Board Member for Senior Living Properties in Bedford, TX, a consultant for nationwide debt facilities, and was on the Board of the non-profits YMCA of East Dallas and Wine Road of Sonoma County. Mr. Seifrick obtained a Bachelor of Science in Business Administration, Summa Cum Laude, and with Distinction in Accounting in 1982 from The Ohio State University and a Master’s in Business Administration focused on entrepreneurial management and real estate in 1986 from the Harvard Graduate School of Business Administration.(1)(2*)(3)(4)
John A. Seifrick
Board Committees and Charters
1. Audit Committee
Fifth Amended and Restated Charter of the Audit Committee of the Board of Directors of Mannatech, Incorporated
2. Compensation and Stock Option Plan Committee
Amended and Restated Charter of the Compensation and Stock Option Plan Committee of the Board of Directors of Mannatech, Incorporated.
3. Nominating/Governance and Compliance Committee
Amended and Restated Charter of the Nominating/Governance and Compliance Committee of the Board of Directors of Mannatech, Incorporated.
4. Science and Marketing
Amended and Restated Charter of the Science and Marketing Committee of the Board of Directors or Mannatech, Incorporated.
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