Executive Team

Our Executive Team is made up of passionate and experienced individuals, committed to our mission of making the world a healthier and happier place. They are proud to serve our valued customers and business partners around the world.


Luis Kasuga

President & CEO









Franck Leroy


As COO, Franck is committed to serving the Nikken Global Wellness Community by ensuring that every operational decision is aligned with the Nikken vision of service and the 5 Pillars of Wellness. Bilingual and bicultural, Franck began his Nikken journey in 1999. From being the primary source of support for the French market to leading the Customer Service department and training staff on operational procedures, Franck has diversified and collaborated with IT on system development, incentive designs and implementation. He has proven to be an essential leader and team member in facilitating the evolution of Nikken as an eco-sensitive company. Franck holds a Master’s degree in Languages and Civilization and has done doctoral studies in Economics.



Alejandra Tsutsumi





Jeff Isom




Gustavo Gomez

Managing Director of Nikken Latin America

Gustavo Gomez joined Nikken as Country Manager of Colombia in 2003. He was promoted to Commercial Director of Latin America in 2006. He has more than 25 years of professional experience in the direct sales and network marketing industries and held positions in operations, logistics, commerce and executive management. With his vast knowledge, Gustavo has helped develop commercial strategies and strong brand positioning to generate profits. His previous career as an Industrial Engineer is reflected in his work to optimize Nikken Latin American processes and systems.


Gustavo has worked in diverse marketplaces, including Colombia, Mexico, Venezuela, Panama, Costa Rica, Guatemala, El Salvador, Ecuador, Peru and the United States. He has successfully opened new markets, designed field strategies to increase business expansion and helped to create incentives, training programs, compensation plans and advanced recruitment.


Carlos Cedillo

Chief Technology Officer – CTO

Carlos is committed to helping Nikken develop its technology to focus on the Global Wellness Community. Prior to joining Nikken in 2001, Carlos worked in the data analysis department of one of the largest telecommunications companies in the world. In charge of IT operations for Nikken Mexico and Central America, he participated in the market openings of Colombia, Ecuador, Peru and Chile. Carlos led one of the first implementations of the ERP SAP Business One for a Direct Selling company in 2005. In 2018, he collaborated with every department as the team leader on the major undertaking of consolidating Nikken systems worldwide. Carlos holds a BS in Computer Science and an MS in Project Planning & Direction, with a focus on ExO methodology.



Jane Shima

Customer Service Manager, North America

Jane joined Nikken in 2003 as a representative in the Customer Service Department and was promoted to Team Leader in 2007. Jane learned early on to focus on listening, problem-solving and organization when she worked in customer service at Disneyland while attending college. She continued to use those skills after graduation when she worked for a tech company and assisted outside sales representatives with timely information to close sales. With her many years of experience and her invaluable understanding of Nikken, the Consultants and the customer base, Jane is the consummate Customer Services Manager. Jane holds a BA in International Business from CA State Fullerton and lives with her husband and two daughters.



Andy Yamvinij

Information Technology Manager

Andy has worked in virtually every aspect of IT at Nikken, including logistics and application analyses, web and software development, system integration testing, and network and UNIX administration. In the last two decades, Andy has migrated the ERP system and helped design and execute the company’s global technology advancements, as well as playing an integral part in the Nikken infrastructure upgrades. Andy holds a BS degree in Computer Science from the University of California, Irvine and holds multiple certifications.



David Balzer