Meet The Foundation Staff

James E. Mathis, Jr., CEO | 770-535-7880 ext. 223

Jim Mathis serves as President/CEO of the North Georgia Community Foundation. He served on the first board of the Community Foundation in 1985, and in 1998 joined the staff after a 25-year career in banking. As president, he leads the Foundation's operations and strategic vision working closely with board members, staff and donors to encourage philanthropy in our region.

Jim graduated from Mercer University and has completed graduate work in banking, finance and management. An active member our community, Jim has been involved in numerous civic projects including serving as chairman of Gainesville-Hall '96, the local organizing group for the 1996 Rowing and Canoe/Kayak competition held on Lake Lanier. He is a founding board member of the Georgia Mountain Food Bank, a life trustee of Gainesville College, a trustee of Brenau Unviersity, a deacon at First Baptist Church, a member of the Rotary Club of Gainesville, and an Eagle Scout. Jim was named as both 'Young Man of the Year' by the Gainesville Jaycees and 'Man of the Year' by the Rotary Club of Gainesville and was honored by Brenau University with its Distinguished Citizen Award.


 Callie Flack, VP, Programs |770-535-7880 ext. 226

Callie Flack joined NGCF in 2010 as vice president of programs. In this role she works with donors to establish their funds and develop their personal philanthropic plans and oversees the Foundation's grantmaking efforts including donor advised fund grants, discretionary grantmaking programs and scholarships. Prior to joining the Foundation, she was the volunteer coordinator at Northeast Georgia Medical Center for four years and prior to that worked in public relations for a firm in Atlanta.

Callie graduated from the University of Georgia in 2004 with a Bachelor of Arts in Journalism and a Bachelor of Science in Psychology and received a Master of Business Administration from Brenau University in 2010. She is a 2012 graduate of Leadership Hall County, currently serves as president of the Junior League of Gainesville-Hall County and is on the marketing committee for the Greater Hall Chamber of Commerce.


 Lisa  Warwick, VP, Finance | 770-535-7880, ext. 222

Lisa Warwick joined the NGCF staff in 2000 and currently serves as the vice president of finance. In this role she is responsible for the investment, budgeting and auditing processes of the Foundation as well as for managing the general ledger and distribution of the assets of the Foundation to grantees. Lisa came to the Foundation after working for several years managing the operations for several divisions of Wallace of Sheet Metal. She holds a Bachelor of Business Administration in Management and Marketing from North Georgia College, now the University of North Georgia.

Lisa serves on the staff parish relations committee and the youth council at Trinity United Methodist Church and volunteers at North Hall Middle School and Wauka Mountain Elementary School.


 Cheryl Vandiver, VP, Development | 770-535-7880, ext. 221

Cheryl Vandiver joined the Community Foundation in 2008 and currently serves as vice president of development where she oversees building management functions, coordinates Foundation events and provides support for the NGCF board and committees. Cheryl is a graduate of North Georgia College, now the University of North Georgia, with a bachelor's degree in business administration. She has also received planned giving and major donor certifications.

Prior to NGCF, Cheryl worked as a residential and commerical marketing representative with Atlanta Gas Light Company, a branch manager for Atlantic States Bank, and most recently as director of financial development and public affairs with the Northeast Georgia Chapter for the American Red Cross. Cheryl has been a Rotarian since 1995 currently serving as district awards chair and district secretary. She also serves on the Memorial Day Parade committee, co-chairs Green Street Christmas, and serves on the board for the Northeast Georgia History Center.



Impacting Communites in North Georgia & Beyond

The Community Foundation serves our 15 county North Georgia region and beyond, encouraging philanthrophy, supporting nonprofits and giving donors a way to improve the quality of life in our region for this and future generations.

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