Under the guidance of the head of school, Notre Dame Academy’s administrative team implements the policies and principles of our mission. With the help of the leadership team, faculty, and staff members, the school is able to uphold the foundational principles for which it was founded.

Additionally, other administrators oversee their respective departments, including religious education, academics, admissions, athletics, marketing, communications, development, and operations.

Julie Derucki

Head of School & Principal
678-387-9385
jderucki@ndacademy.org

Jason Gambon

Upper School Assistant Principal
Theology Teacher
678-387-9385
jgambon@ndacademy.org

Sarah Oberholtzer

Grades 4-8 Assistant Principal
Registrar and Educational Technologist
678-387-9385
soberholtzer@ndacademy.org

Patricia Miletello

Grades PreK-3 Assistant Principal
PYP Coordinator and Gifted/Enrichment Instructor
678-387-9385
pmiletello@ndacademy.org

Whitney Vollmer

Director of Admissions
678-387-9385
wvollmer@ndacademy.org

Julie Pack

Director of Campus Ministry
678-387-9385
jpack@ndacademy.org

Erica Gillespie

Finance Director
678-387-9385
egillespie@ndacademy.org

Amy Lascelles

Lower School & Middle School Fine Arts Coordinator & Band Director
678-387-9385
alascelles@ndacademy.org

Sandy Bianco

Development Manager
678-387-9385
sbianco@ndacademy.org




Tony Miletello

Facilities Director
678-387-9385
amiletello@ndacademy.org


Candace Briggs

Athletic Director
Middle School PE Teacher
678-387-9385
cbriggs@ndacademy.org

Tracy Jenny

Director of Communications
678-387-9385
tjenny@ndacademy.org

Meet the Board

Notre Dame Academy is directed by a Board of Trustees to aid in the present and future goals as well as oversee the financial well-being of the school.

Lori Armistead, Chairman
Lori Armistead has been on the Notre Dame Academy board of directors since 2020 and was appointed chair of the board in 2021. A nationally known leader in the education reform and school choice movements for more than two decades, Mrs. Armistead is currently the director of the Walton Education Coalition, where she leads the political strategy to advance education excellence and access across the country. Prior, she served in senior roles on the Walton Family Foundation’s Education Program, the nation’s leading education philanthropy committed educational options and high-quality instructional practices. In that role, she advised the foundation’s philanthropic investment and programmatic priorities in public policy and advocacy efforts and the creation and growth of high-quality, autonomously-governed schools. Mrs. Armistead has been active in education policy development in Georgia since 2007. Before joining the Walton Family, she served as director of state projects at the national nonprofits Alliance for School Choice and Advocates for School Choice, where she helped lobby for the creation of the Georgia Tax Credit Program and Senate Bill 10, the state’s voucher program for students with special needs. A lifelong Catholic, Mrs. Armistead was raised in Ohio, lived in the Washington, D.C. area for nearly a decade, and has lived in Duluth, Georgia, since 2012. She and her husband, Bill, are active parishioners of St. Benedict Catholic Church in Johns Creek, and they have three children. Mrs. Armistead received a bachelor’s degree in literature and English from Capital University in Columbus, Ohio, in 2000. Mrs. Armistead has been active in education policy development in Georgia since 2007. Before joining the Walton Family Foundation, she served as director of state projects at the national nonprofits Alliance for School Choice and Advocates for School Choice, where she helped lobby for the creation of the Georgia Tax Credit Program and Senate Bill 10, the state’s voucher program for students with special needs.

A lifelong Catholic, Mrs. Armistead was raised in Ohio, lived in the Washington, D.C. area for nearly a decade, and has lived in Duluth, Georgia, since 2012. She and her husband, Bill, are active parishioners of St. Benedict Catholic Church in Johns Creek, and they have three young children, including two students at Notre Dame Academy.

Mrs. Armistead received a bachelor’s degree in literature and English from Capital University in Columbus, Ohio, in 2000.
Father David Musso, Trustee
Fr. David Musso is a Marist priest, and has served as Chaplain for Notre Dame Academy since 2006. He began his education ministry in Georgia at Marist School in Atlanta in 2001, as Chaplain and Director of Campus Ministry, after serving as a College Chaplain and Campus Minister at the University of California at Santa Cruz. Fr. David was born and raised in Fresno, CA, but spent most of his adolescent and early adult years in the San Francisco Bay Area and Hawaii. He graduated from St. Peter Chanel Marist School in San Rafael, Ca, and the University of San Francisco. Prior to Fr. David's Campus Ministry work in Calif., he spent two years in a parish on Kauai, Hawaii, his first assignment as a priest, following his Ordination in June, 1998. Prior to his studies for the priesthood, he had various occupations and careers, including actor, machinist, janitor and business owner, a correctional officer at San Quentin Prison, 30 years as a professional clown, 14 years in law practice as a criminal defense trial lawyer, Deputy District Attorney, and law professor. During the eight years of seminary training and theology school, he worked as a hospital chaplain, an immigration attorney, and campus minister at American University in Washington, D.C. While in Hawaii, he was appointed as a Tribunal Judge for the Diocese of Hawaii. As he celebrates his 27th anniversary as a priest, and 33rd year as a Marist, he says that nothing in his life has given him more energy and joy than his ministry as a Marist priest. He says that for him, the privilege of being a priest and chaplain at Notre Dame Academy is the most joy-filled and rewarding career he could imagine being blessed with. Fr. David was born and raised in Fresno, CA, but spent most of his adolescent and early adult years in the San Francisco Bay Area and Hawaii. He graduated from St. Peter Chanel Marist School in San Rafael, Ca, and the University of San Francisco. Prior to Fr. David's Campus Ministry work in Calif., he spent two years in a parish on Kauai, Hawaii, his first assignment as a priest, following his Ordination in June, 1998.

Prior to his studies for the priesthood, he had various occupations and careers, including actor, machinist, janitor and business owner, a correctional officer at San Quentin Prison, 30 years as a professional clown, 14 years in law practice as a criminal defense trial lawyer, Deputy District Attorney, and law professor. During the eight years of seminary training and theology school, he worked as a hospital chaplain, an immigration attorney, and campus minister at American University in Washington, D.C. While in Hawaii, he was appointed as a Tribunal Judge for the Diocese of Hawaii.

As he celebrates his 22th anniversary as a priest, and 28th year as a Marist, he says that nothing in his life has given him more energy and joy than his ministry as a Marist priest. He says that for him, the privilege to be a priest, and chaplain for Marist School, and Notre Dame Academy is the most joy-filled, and rewarding career he could imagine being blessed with.
Jorge Balthazar, Trustee
Jorge Balthazar is a Sales and Marketing global professional with ample experience in the sectors of Pulp & Paper, Chemical and Tobacco. He currently is a Sales & Marketing Director at SWM INTL, a multinational producer of premium specialty papers and resin-based engineered materials headquartered in Alpharetta, GA.

Mr. Balthazar leads the Americas commercial team responsible for the region’s top line, managing the overall B2B relationship with over 150 industrial clients in 20 countries, including Fortune Global 500 and Fortune 100 corporations throughout his career with SWM. Before his current position, Mr. Balthazar worked as Commercial Director in the management board of SWM do Brasil, Rio de Janeiro, Brazil, and various sales and marketing positions with SWM in Miami, FL and Kimberly-Clark Corp. in Roswell, Georgia, and Medellin, Colombia.

Mr. Balthazar has a Chemical Engineering degree from Universidad Potificia Bolivariana, Medellin’s Catholic University, postgraduate education in Biochemical Engineering from the University of Manchester, Manchester, England, an Executive MBA from Coppead Institute of the Federal University of Rio de Janeiro, Brazil and conducted Advanced B2B Marketing studies at INSEAD, Fontainebleau, France. Mr. Balthazar is a recipient of the Rotary Foundation Graduate Scholarship for International Understanding.

Mr. Balthazar and his wife Victoria moved back to the US in 2009, and their daughters joined ND Academy in 3rd and 5th grades. Mr. Balthazar joined the ND Academy Board of Trustees in December 2014.
Adrienne Brautigan, Trustee
Adrienne Brautigan has been a dedicated member of the Notre Dame Academy community since 2006, when her children first enrolled in Kindergarten and Pre-K. Three of her children have graduated from the Upper School, in 2019, 2020, and 2023, while her youngest son is currently a junior and will graduate in 2027. Throughout her years at NDA, Mrs. Brautigan has shown leadership and commitment to the school community. She has served as the SFO President and President's Cabinet Chair for Mission and Catholic Identity, and continues to volunteer regularly at school social events and lunch services. Mrs. Brautigan holds a Bachelor of Science from Syracuse University's Whitman School of Management and an MBA from Fordham University. She recently earned an Associates Degree in College Counseling from U.C. San Diego and currently works as an Independent Educational Consultant at Daniell Tutoring Services in Dunwoody, Georgia. Prior to starting her family, she managed Community Relations at the National Hockey League in New York City. Mrs. Brautigan resides in Suwanee with her husband Jude and their children, Andrew, Luke, Claire, and Jude Jr., and they are active parishioners of St. Benedict Catholic Church. Adrienne served on SFO (Student Family Organization) from 2012 – 2015 as Vice President and President, and has volunteered as Room Mom, Lunch Helper, New Family Ambassador, Claddagh Parent member, and event organizer for many years. She is a current member of Ken Willer’s President’s Cabinet.

Adrienne has a Bachelor of Science from Syracuse University’s Whitman School of Management and her MBA in Marketing and Communications from Fordham University. She worked at the National Hockey League in New York City from 1994 – 2000 as Community Relations Manager, overseeing the NHL Foundation and charitable partnerships, and developed the Hockey Fights Cancer campaign that continues to raise money and awareness for cancer research.

Adrienne lives in the Barrington neighborhood in Suwanee with her husband Jude and their children. She is the Communications and Social Chair and has been editor of The Barrington Neighbor newsletter for 17 years. The Brautigan’s enjoy family vacations in Long Beach Island, NJ and play on many tennis teams. They are active parishioners at St. Benedict Catholic Church.
Joe George, Trustee
Joe George is a 30-year veteran of Cox Enterprises serving in executive positions in the automotive division. During his tenure, Joe has held executive roles in Manheim, AutoTrader, Cox AutoTrader, and Cox Automotive, currently serving as President Cox Automotive Mobility Group. During Mr. George's 30-year Cox career, he has seen the rapid growth of Cox’s automotive units including assisting with the start-up and growth of AutoTrader.com.

Mr. George has a Masters in Pastoral Studies from Loyola University, Masters of Business Administration and Bachelors of Business Administration from The Ohio State University. He graduated as a Weidler Scholar from Ohio State’s Max Fisher College of Business. He also completed the Yale University CEO College program. In addition to his educational successes, Joe serves on the board of trustees at Loyola University New Orleans.

Mr. George has served on Notre Dame Academy’s board since 2008, serving on the strategy and governance committees. Joe and his wife, Kelly, are both active with the St. Vincent de Paul Society. They attend St. Benedict Catholic Church.
Harriet Rosa, Trustee
Harriet Rosa was a parent of two students at Notre Dame Academy for nine years from 2007 to 2016. During a portion of that time, Mrs. Rosa worked as Notre Dame’s Advancement Director, overseeing the Annual Fund and working on the Capital Campaign for Kavanaugh Hall & the George Student Center. Mrs. Rosa graduated Summa Cum Laude from Georgia State University with a BBA in Finance and a Masters of Business Administration (MBA). She also holds her Chartered Financial Analyst designation, CFA®. Mrs. Rosa worked for Bank of America as a Private Bank Portfolio Manager until she had her children, Grace & Jack. She currently serves as the Chairperson of the Bishop Carroll Catholic High School Board of Trustees and works at St. Francis of Assisi Catholic Church, where she also serves on the Finance Council.
Father John Harhager, S.M., Trustee
Fr. John Harhager, S.M. grew up near Canton, Ohio, the son of a factory worker. He entered religious life as a junior in high school when he attended a seminary for young students outside Philadelphia. He received his master’s degree in theology from Catholic University of America and an advanced degree in pastoral leadership from Villanova University. For nearly 10 years, Fr. Harhager served as the Vicar General of the Society of Mary. Prior to this role, he served as President of Marist School in Atlanta for 9 years. In 2026, Fr. Harhager returned to Marist School as rector, a role that deepens his lifelong commitment to Marist education and the Society of Mary. Working closely with school administrators, he will ensure that the school remains rooted in its Catholic identity and Marist charism.
Terry Godbold, Finance Committee
Terry Godbold, an experienced professional actuary and Board Of Directors with a demonstrated history of working in the Property and Casualty Insurance Industry. Skilled in Enterprise Risk Management, Analytical Skills, Workers Compensation, Professional Liability (Legal, Hospital and Doctors groups) and all Personal Lines. Strong business development professional with a BS focused in Risk and Insurance from Florida State University - College of Business.

Terry Godbold is a member of the Knights of Columbus, Johns Creek, and served as Grand Knight. Terry Godbold is a longtime member of St. Brigid Catholic Church and served the parish for many years as a Knight of Columbus and member of the Parish Council.

"I love the way so many good people have helped this school over the years to grow in its mission and to become a respected and necessary part of the community."