Landmark’s Offices of Advancement and Business are located at 95 Malone Street, just across the street from the main campus in Fairburn.

Martin J. Riggs – Director of Advancement
- Phone 770.692.6758
- Email: mriggs@landmark-cs.org
- Florida State University; BS
- Parent of Sophie Riggs, Landmark class of 2015 and Mitchell Riggs, Landmark class of 2018.
Ellen Beal – Communications Manager
- Phone: 770.692.6747
- Email: ebeal@landmark-cs.org
- University of Florida; BS
- Parent of Kristen Beal Panella, Landmark class of 2004 and Kellie Beal, Landmark class of 2008.
Valerie Shellnutt – Marketing Manager
Alma Stone – Communications Manager
- Phone: 770.692.6744
- Email: astone@landmark-cs.org
- Georgia State University; BS
- Parent of Zachary Stone, Landmark class of 2016 and Brandon Stone, Landmark class of 2017.
LeeAnne Strickland – Gifts Manager
- Phone: 770.692.6777
- Email: lstrickland@landmark-cs.org
- Auburn University
- Parent of Megan Strickland Haynes, Landmark class of 2004, Trey Strickland, Landmark class of 2007 and Katherine Strickland, Landmark class of 2008.