Steve Nasman_edited.jpg

Steve  is a native Californian. He attended Catholic schools through college, receiving his B.S. in Business Administration from University of San Diego (USD) and his MBA from the American Graduate School of International Management. He has worked in the Banking industry for 45 years, predominately with a large multinational Bank, and currently does consulting work with an emphasis on credit & lending for small banks and credit unions. He travels, serves on the Alumni Board for the University of San Diego, and heads up the Baptism Ministry together with Vicki at their local Church.

Steve Nasman


Margaret is a retired high school administrator and Spanish teacher in California who has been in Catholic education for over 40 years. She is currently involved in the education programs of the foundation. She first came to the Tamarindo with a school delegation in 2005. Margaret has been passionate about the work of the foundation and the Tamarindo community, returning to Guarjila every year since often accompanied by those wanting to know more about the work of the foundation. 

Margaret Miller


Chuck is a sales and marketing executive within the medical device and diagnostics industry. He has a bachelors degree in management and finance from Ball State University.  Chuck is married to Pat and has two daughters – Catherine and Elizabeth.  Chuck has been involved with the foundation since May 2014 and has since had the opportunity to visit Guarjila with his family.

Chuck Wyman


Vicki graduated from the University of San Diego with a Business Degree and began her career in State Civil Service in California that lasted for 32 years.  Once retired, she began working with her husband Steve’s consulting company.  Her passion is for her four grandchildren and she also fills her time by serving in various ministries at their local parish.  Vicki joined the Tamarindo Board in 2019 and currently serves as the Board Secretary.  

Vicki Nasman


Joe is from San José California and has served as a high school administrator there, most recently serving as Founding Principal of Cristo Rey San José Jesuit High School.  He has been going to Guarjila since he was a student at Santa Clara University in 2000.  He founded the Cortina Scholarship Program with the TFI in 2011.  He is now serving as Founding President of Rutilio Grande Foundation that will be starting a K-12 bilingual, Catholic school near Chalatenango. 

Joe Albers


Sofía Antonieta Blanc is Language teacher from Sunnyvale, California. She was born in Chile and has now lived in US for 26 years. She is a proud mother of one daughter and has been connected to the Tamarindo Foundation since her first trip in 2008. She loves learning and connecting with different cultures. Sofía strongly believe in investing time and resources to allow communities to improve their lives.

Sofía Blanc


Nicholas Fohl

Nick practices family medicine at his practice, Family Practice Medicine, in Indianapolis, Indiana. He and his wife Lisa have been involved with the Tamarindo for countless years. Nick has been involved with the foundation since its inception in 1992 and first went to Guarjila in 1998.

Juan Carlos, a native Salvadoran who migrated to California as a child, is an accomplished senior leader with over 15 years of experience leading global teams in the Automotive, Aerospace, and In-flight connectivity industries. Juan Carlos holds a Bachelor of Science degree from the UCI, a Master of Science degree from the UofSC, and a Master of Business Administration degree from the UCLA. Away from work, Juan Carlos enjoys participating in team sports, traveling to new places, and being the proud Dad of Jesse and Ella


Juan Carlos Galdamez

John Murphy.jpg

John is the founder of Arcadia Energy Group, based in Phoenix, Arizona. The company is primarily involved in the design and installation of rooftop solar systems. John attended Catholic schools throughout his life and met Tamarindo Executive Director John Guiliano while attending Brophy College Preparatory in Phoenix. John is the proud father of six grown children and grandfather to fourteen young ones. He joined the Board in January of 2018.

John Murphy


Kate is a Family Practice Physician out of Haddonfield, New Jersey. She first came to the Tamarindo between her junior and senior year at Boston College on an immersion trip, and has since been involved with the Tamarindo in multiple capacities for the past 15 years

Kate Murray


William O'Brien

Bill is a senior executive with 30 years of leadership experience in financial services. He has specific expertise in strategic planning, new business development, process improvement, risk management and governance. Additionally, he has core competencies in change management, crises management, team building, staff development, and project management. Bill spends the majority of his time centered around charitable activities concerning the education, health and welfare of children.

Debbie is a stay at home Grandmother while volunteering on the Loans and Grants Committee of the Archdiocese of Indianapolis, the None One Dies Alone Program (NODA) at Saint Francis Hospital, Right To Life of Indianapolis, supports and mentors young adult Catholic women. She has been involved with the Tamarindo Community since 1997 in many ways, but most importantly, helped begin and develop the student delegation visits from local Indianapolis High Schools. She believes in, and has witnessed first hand, the transformation power of love, mercy and care in the Tamarindo Community

Debbie Sahm_edited.jpg

Debbie Sahm 
Director &
Spiritual Advisor


Born in Los Angeles and daughter of Salvadoran immigrants, Michelle is an educational professional, who has also served as a family mentor supporting refugees, low-income immigrants and displaced Americans. Michelle is a fierce advocate of sustainable development, equity, access to education and generational change.

Michelle Sandoval-Truong


Tim is President and CEO of Performance Services with corporate headquarters in Indianapolis, IN.  He has been supporting John and the Tamarindos for over 20 years, well before the Tamarindo Foundation was even established.  He has witnessed the tremendous life giving support and strong leadership that John Guiliano has provided the Tamarindos over the years, and has found it impossible to “out give” or “out sacrifice” him.

Tim Tholman
Board Member