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Gene Foltz


Gene Foltz has spent his career serving in missions, education, and business. He and his wife Sherrie spent over 25 years serving as missionaries in Thailand & the South Pacific. Throughout his career as a missionary, Gene served as Field Chairman for New Tribes Mission Thailand, founded two schools (Grace International School and Cornerstone Language Center in Chiang Mai), and started several businesses. In addition, he co-planted and co-pastored an international Church that has grown to a congregation of over 400.​

Gene returned to the United States in 2003 to establish a Development Department for New Tribes Mission. He later served as a conference speaker and the Executive Director of the Chamberlain Foundation. He currently serves as the President of ProBizLinx Consulting and as the Project Director for Grace International School’s new campus expansion in Chiang Mai, Thailand.

Gene and Sherrie live in DeBary, Florida. Both of their children are married and in full-time ministry in Thailand (with a total of 6 grandchildren).

Jon Foltz

Vice Chairman

 Growing up as a missionary kid in Asia, Jon Foltz has spent a lifetime deeply involved in the global mission’s community.  Receiving a Bachelor of Science in International Business from North Greenville University and is currently working on his Masters in Biblical Studies from Dallas Theological Seminary, Jon spent several years in sales in Florida.


Feeling the call to missions, Jon and his wife Marisa joined Campus Crusade for Christ (Cru). After a time at the University of Arkansas, they moved to Chiang Mai to serve as Cru’s Director of Leadership Development with the growing Christian community in Thailand.


Jon, Marisa, and their four children live in Chiang Mai, Thailand where they serve alongside the national Thai staff and lead a team of young professionals from the United States.

Camille Thurston


Growing up, Camille’s parents served as missionaries in India, Bangladesh, and Thailand for over 12 years. When she was nine she was introduced to the concept of boarding school, then not-so-patiently waited until she was fourteen for her turn to experience it. She lived in a dorm run by her parent’s mission organization while attending high school at Grace International School - Thailand, graduating in 2012.

She has a Bachelors of Arts in Human Development and Family Science and a Masters degree in Family & Community Services at Oklahoma State University. Camille‘s passion is serving families through parent education, specializing in problem solving, positive communication, and fatherhood programming. She is just beginning her full-time ministry serving the international school communities around the world with GIEF.


Judy Long


For over 35 years Judy served in a variety of positions as an educator and librarian in Rockford, Illinois. In August 2005 she joined Wycliffe USA and served 8 years as the head librarian at Grace International School in Chiang Mai, Thailand. In 2012 she broadened her role to serve as a library systems consultant and archivist in Southeast Asia till 2016.  She is now retired and enjoys volunteering in various ways teaching children in the Rockford area.

Bradley Favazza


Bradley Favazza came to GIEF after spending eight years in politics.  Working for various candidates, elected officials, and other political organizations he gained experience in fields such as fundraising, marketing, data development and administration. Bradley has a passion for international missions and the families who serve overseas. In addition to his work at GIEF, Bradley advises missionaries and other Christian workers on effectively funding their ministries.


As a missionary kid, Bradley attended Bandung Alliance International School, Central Java Intermission School (now Mountainview Christian School), and is a graduate of Grace International School in Chiang Mai, Thailand. He received his BA in history and political science from Taylor University. Bradley, his wife Sarah, and their three children live in Indiana where they are active in their local church and community.

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