Home > About GSSG > Board of Trustees and Support Personnel

Board of Trustees

Berkeley Grimball, Jr.
Board Chairman

Berkeley Grimball, Jr. is founder and owner of Grimball Jewelers, which opened in Chapel Hill, NC in 1985. Prior to opening Grimball Jewelers, he started and ran several other businesses. In 1973, he earned a Bachelor of Arts degree with a major in English from the University of North Carolina, Chapel Hill. He served as a board member of the Chapel Hill/Carrboro Chamber of Commerce from 2000 to 2006. He is married with two sons and one grandson.

Thomas J. Goehl, Ph.D.
Executive Director

Thomas (Tom) Goehl is a retired biochemist who specialized in bioanalytical chemistry. He has worked in the pharmaceutical industry as a research chemist at Sterling Winthrop Research Institute. He held positions on the faculty at the University of Pittsburgh and as a research chemist in the US Food and Drug Administration. He served as the head of chemistry and toxicokinetics at the National Institute of Environmental Health Science and later as science editor for Environmental Health Perspectives (EHP) and eventually editor-in-chief. After retirement from EHP in 2006 as Editor Emeritus, he served as co-director of the very successful African Journal Partnership Project, a US National Library of Medicine program focusing on improving the quality of health and medical journals in Africa. He received his BS in chemistry from the University of Notre Dame and his Ph.D. in biochemistry from Wayne State University.

Jorge Paque, Lic.
Consulting Associate Director in Guatemala

Jorge Paque works as a consulting Director in the recruitment of new students and is responsible for obtaining health records, passports, visas, and transportation within Guatemala. He received his licenciado from Rafael Landivar University in Guatemala. He is a retired English teacher and an authority on the Guatemalan education system and conditions in Guatemala generally.

Bob Dermody

Bo Dermody graduated from Niagara University in Niagara Falls, NY and has an MBA from Canisius College in Buffalo, NY.  He is retired from working in the financial operations at Univerity of North Carolina -Chapel Hill after almost 20 years of service.  Prior to that he worked in public accounting and taught at LeMoyne College in Syracuse, NY. He and his wife, Julie, have been involved with GSSG since 2004.  Along with others, he sponsored one of the current GSSG students, Blanca Guarcas.

Debbie Lindsey, M.S.

Debbie Lindsey is a teacher in the North Carolina school system. She has a B.S. degree and a M.S. in Spanish.

Michael Belden
Director of the TEACH Initiative

Michael Belden has a degree in Finance from Elon University and a Masters degree in Management Studies from Duke University. He has experience in marketing, promotion, risk management, operations, and finance. He has worked at various Fortune 500 companies. He has been a volunteer for many years for Habitat for Humanity and The Food Bank. As the director of the TEACH initiative, his goal is to work with TEACH board members to the mutual benefit of TEACH and GSSG.

Brent Heiser
Director of the Xchool Ixim Initiative and Event Coordinator

Brent Heiser has been involved with GSSG as board member and special events coordinator and other various roles since 2010. He has eighteen years experience in managerial and sales in service-oriented businesses and consults for profit and nonprofit corporations. He also has extensive experience in ministry conducting missions, retreats, and conferences in the USA, Ghana, Honduras, Ireland, and Guatemala. He has coordinated and promoted events including music concerts by Tony Melendez and Steve Angrisano. He attended East Carolina University and majored in business administration. Brent and his wife, Kathy, have been doing mission work in Guatemala since 2004.

Brent Heiser serves as the coordinator for GSSG fundraising events.

Joshua Lindsey
Social Media Manager

Joshua Lindsey holds a degree in psychology from St. Andrews Presbyterian College, (now St. Andrews University). He was a host brother to Jose “Rafael” Diaz Diaz for three years. As social media manager for GSSG, he has consolidated the active Facebook pages and started YouTube and Twitter accounts. To keep GSSG current in social media circles, he continues to educate himself in new trends. He believes in the new executive board strategy of involving more people in the operation of GSSG.

Marilyn J. Goehl
Administrative Officer

Marilyn Goehl provides general administrative support to the Executive Director and handles all funds raised by the organization. She attended Edinboro University and majored in art education. Marilyn is a retired financial assistant with the North Carolina Community Foundation.


Lea Chiquito

Lea Chiquito earned her B.S. in Computer Science at Campinas State University (UNICAMP), and has spent the last 20+ years in North Carolina, raising children and being an active member of her local communities. She was host parent to several GSSG students including Nancy, Judith, and Sandra.

Julie Dermody

Support Personnel

Paulo Chiquito, M.S.
IT Specialist

Paulo Chiquito provides technical support and advice for GSSG. Mr. Chiquito was born in sunny Brazil and earned his B.S. in Computer Science at Campinas State University, were he met his wife, Lea Chiquito. After moving to the United States, Paulo worked on several projects for IBM, and is currently employed as an IT Security Specialist. He has a Master’s degree in Computer Networking at North Carolina State University.

Mike Lotz
Web Administrator

Mike Lotz serves as a Web administrator for the GSSG website. Mike lives in downtown Raleigh with his wife and two dogs. He owns Smart Bump, Inc., a technology consulting firm. In his free time, he enjoys playing guitar, getting back into flying and walking his dogs.

Trent Leonard
Back-up Web Administrator

Trent Leonard serves as a back-up web administrator for the GSSG website. Trent is from High Point, North Carolina, and lives in Chapel Hill. He is the father of a son and daughter. A young family of four keeps him busy, but he still makes time after his work as a Technical Sales Engineer with a large technology company to volunteer his skills to GSSG. In his rare free time, he enjoys all things technology and reading, as well as volleyball and swimming.