- Director of Sports
- Susan Sell-Haynes
- Ext. 19201
- SWEP Assistant
- Amelie Goldie
- Ext. 19201
- Admissions Director
- Madeleine Kim
- –
- Admissions Associate
- Yhu-Bin Lee
- –
- Admissions Coordinator
- Jinny Kim
- –
- Registrar/ Admissions Reception
- SeulGee Lee
- 02-330-3304
- Admissions Office
- P: +82-2-330-3121 / 3122
- F: +82-2-335-2045
- Advancement Manager
- Yoojin Um
- –
- Communications and Data Manager (Website)
- John Searles
- Ext. 19103
- Marketing Coordinator
- Sinead Flanagan
- –
- Aquatics Instructor
- Sean Cary
- Ext. 15012
- Aquatics Instructor
- Johan Greyvensteyn
- Ext. 15012
- Aquatics Instructor
- Kirsten Gray
- Ext. 15012
- Director of Performing Arts
- John Striffler
- Ext. 17201
- Drama Director
- Edie Moon
- –
- LC Music Office
- Ext. 17308
- Director of General Affairs
- Andy Lee
- –
- Manager of General Affairs
- Dae Woon Kim
- –
- Head of Transportation
- Hugh Lee
- –
- School Nurse
- Dr. Jae-Eun Lah
- Ext. 11111
- Director of HR
- Barry Benger
- Ext. 19204
- Director of Technology
- David Beaty
- Ext. 13052
- Network Systems Manager
- Choong Pyo Hong
- Ext. 13051
- Digital Learning Coordinator
- Alan Hoskin
- Ext. 13036
- Information Program Manager (PowerSchool, Haiku)
- Nami Kwon
- Ext. 13040
- Theatre Manager
- John Black
- Ext. 17106
- Theatre Specialist
- Eunjung Shin
- Ext. 17106
- Theatre Assistant
- Hansung Yoo
- Ext. 17106