At 4Life, we believe in working together to help people enjoy healthy and rewarding lives. We want you to feel good about being involved with a company where you can experience personal success and help others succeed at the same time.

Recognized on the Global 100 list by Direct Selling News, 4Life has dedicated more than 17 years to researching and developing Certified 4Life Transfer Factor® products that provide valuable immune system support.*

Executive Team

David Lisonbee
Founder & Chairman of the Board
With an MBA from Brigham Young University in Provo, Utah and 30 years of experience in the network marketing industry, David Lisonbee knew what he was doing when he launched 4Life in 1998. The company continues to benefit from David’s unique vision, forward-thinking attitude, and business expertise. Under his guidance, 4Life has accomplished greatness within the network marketing industry. David feels his greatest contribution has been bringing the opportunity to share 4Life Transfer Factor® to the world. Throughout the years, he has encouraged ongoing research in Transferceutical® Science to promote the continued advancement of our products. David enjoys attending 4Life international conventions, meeting distributors, and hearing first-hand how 4Life has improved their lives. His favorite 4Life product is 4Life Transfer Factor® Classic, because that is where it all began. In his opinion, this product maintains amazing versatility.
Bianca Lisonbee
Bianca Lisonbee brings a unique perspective to 4Life with a Bachelor of Arts degree from Brigham Young University in Provo, Utah. Her studies in theatre and children’s education were part of what motivated her to make improving the lives of children a crucial part of the 4Life mission. In fact, Bianca believes her greatest contribution has been to help start Foundation 4Life®, which has done amazing things for children worldwide. She has a love for people and a strong desire to see 4Life improve the quality of life for individuals and families. That is one of the reasons Bianca looks forward to 4Life international conventions. She loves seeing the impact that 4Life has made in people’s lives. Bianca’s favorite product is 4Life Transfer Factor® Immune Spray, because it’s convenient for travel and her grandkids love it.
Steve Tew
President & CEO
Steve Tew has worked in the network marketing industry since 1996. He joined 4Life in 2000 when ShapeRite® merged with 4Life and he accepted the role of President in 2004. Under his direction, 4Life has opened offices in 24 countries and is doing business in over 50 countries. Steve has a Bachelor’s degree in accounting from Weber State University in Ogden, Utah and a solid background in public accounting, finance, and operations. He appreciates many things about 4Life, such as the revolutionary products and amazing business opportunity. He most enjoys attending 4Life international conventions and traveling the world to meet distributors. Steve is constantly impressed by their passion, commitment, and dedication to changing people’s lives. Ensuring that distributors feel recognized and valued by the company is a top priority for Steve. His favorite 4Life products are 4Life® Transfer Factor Plus® Tri-Factor® Formula and Energy Go Stix®.
Mark Ostler
Chief Financial Officer
Although Mark Ostler has served as vice president, controller, and CPA for Mrs. Fields Cookies, SBI Group, and KPMG, he chose 4Life for the unbeatable combination of genuine people and an outstanding opportunity. Mark travels the globe for 4Life, ensuring efficiency and effectiveness throughout this worldwide company. In addition to traveling, Mark keeps current with his professional affiliations. He holds a Bachelor’s degree and a Master’s degree in accounting from Brigham Young University in Provo, Utah. Mark loves many 4Life products. Some of his favorites are Fibro AMJ® Day-time Formula, RiteStart® Men, 4Life Transfer Factor® Cardio, and 4Life Transfer Factor Vista®.
Danny Lee
Chief Marketing Officer
Danny Lee has worked at well-known companies such as Mrs. Fields, Merrill Lynch, Arthur Andersen, and throughout his career, which includes 14 years of executive experience. During his years with 4Life, Danny has helped improve 4Life Transfer Factor® quality, manufacturing, and customer service practices. He has strengthened the 4Life Product Registration Department and Quality Assurance program, furthering 4Life's goal to register products in dozens of countries around the world. Danny’s past experience lends itself well to his current role as Chief Marketing Officer. He loves attending Great Escape trips and 4Life international conventions to interact with distributors (which he can do in both English and Spanish). Danny enjoys creating opportunities to promote the 4Life brand all over the world. His favorite 4Life product is RiteStart® Men, which he finds effective and convenient.
David Vollmer, PhD
Chief Scientific Officer
With a PhD in Analytical Chemistry from the University of Nebraska and more than 20 years of experience in Research and Development and Quality Control Labs, Dr. Vollmer understands how to develop quality products from start to finish. His expertise includes technical and administrative leadership, validation studies for new products, good manufacturing practices, production records, product specifications, and stability testing. Since joining 4Life, he has worked tirelessly to raise awareness about the high quality of 4Life Transfer Factor® products—one of the many things that makes him proud to work here. Dr. Vollmer is committed to ensuring that 4Life utilizes the highest quality ingredients in order to continue making the best products. He believes the company’s greatest asset is the many talented and caring employees. Dr. Vollmer enjoys attending events where he can meet distributors and hear their inspirational stories. He uses many 4Life products, but his current favorite is PRO-TF®. With the product, he has achieved his goal weight and now wears the same size he wore more than 15 years ago. His wife definitely approves!
Andrew Weeks
Chief Information Officer
Andy Weeks began his career at 4Life as a call center representative for the Korean department while pursuing a bachelor’s degree in Business Information Systems from Utah Valley University. Upon graduating, Andy served in the areas of technical support, programming, and systems development. During his 4Life career, he helped develop the infrastructure for the 4Life global information technology system, and he’s been involved in creating the operational processes used in nearly every 4Life office around the world. His favorite aspect of his job is working together with people in other departments and offices to find solutions. Andy has enjoyed every step in his journey, but feels the time spent in the call center was invaluable for helping him develop a strong understanding of company operations. His favorite 4Life product is Flex 4Life® because it helps him recover faster so he can enjoy his favorite hobby, soccer.
Trent Tenney
Senior Vice President of Worldwide Sales
Trent has enjoyed a rewarding marketing and sales career. His favorite part about working at 4Life is helping distributors realize the many ways in which their lives can be improved by joining the company. Trent looks forward to hearing testimonials from distributors and learning more about their experiences. He strongly believes that 4Life is the right company for everyone who wishes to follow their dreams and improve their lives. Trent feels that 4Life succeeds when distributors succeed. He loves 4Life Transfer Factor® in all its forms and delivery methods. Trent received his Bachelors degree from Brigham Young University in Provo, Utah.
Jeffrey Kalinin
Senior Vice President, International
With a bachelor’s degree in computer science and decades of experience in Information Technology, Jeff Kalinin brings a wealth of knowledge to 4Life. Throughout his years with the company, Jeff has developed a strong understanding of 4Life business systems. This enables him to provide support to existing markets and advise new ones. In fact, Jeff believes that providing support is his primary function, whether in the field or at Global Headquarters. He looks forward to witnessing 4Life’s continued growth, and he loves seeing distributors achieve new ranks and build their businesses. Jeff begins each day with RiteStart® Men and relies on Energy Go Stix® to help him power through the day. He also believes that Renuvo® helps him keep up with the challenges he faces each day.

Team 4Life

Team 4Life is a group of world-renowned athletes who enjoy using 4Life products as part of their training regimens.



4Life In the News

4Life is the ongoing recipient of local, regional, national, and international news. For breaking stories and press releases, visit the 4Life Digital NewsStand.