| 1 | | Headmaster | columbia |  US | | | +19548015441 | Ben Lippen School | +19548015441|+17045989665 | Columbia, South Carolina, United States | Education Management | Columbia, South Carolina, United States | N/A |
| 2 | | Headmaster | cleveland | US | | | N/A | Westside Christian Academy | +14403311300 | Ohio, United States | Education Management | N/A | +1 4403311300 |
| 3 | | Headmaster | buffalo | US | | | N/A | Nichols School | +17168328580|+17168758212 | Buffalo, New York, United States | Education Management | Buffalo, New York, United States | N/A |
| 4 | | Headmaster | varberg |  SE | | | N/A | Varbergs Kommun | N/A | Varberg, Halland, Sweden | Government Administration | Varberg, Halland, Sweden | +46 34088000 |
| 5 | | Forstander and Headmaster | N/A |  DK | | | N/A | Ranum Efterskole College | N/A | Ranum, North Denmark, Denmark | Education Management | Ranum, North Denmark, Denmark | N/A |
| 6 | | Adjunct Professor and Headmaster | canmore |  CA | | | N/A | American International College | N/A | Massachusetts, United States | Education Management | N/A | +1 4137377000 |
| 7 | | Assistant Headmaster | boston | US | | | N/A | Boston Public Schools | N/A | Boston, Massachusetts, United States | Education Management | Boston, Massachusetts, United States | +1 6176358436 |
| 8 | | Executive Assistant To The Headmaster, Deputy Headmaster and The Board of Directors | scarborough | CA | | | N/A | Crescent School | N/A | Toronto, Ontario, Canada | Education Management | Toronto, Ontario, Canada | +1 4164492556 |
| 9 | | Headmaster | santa monica | US | | | N/A | Crossroads School For Arts & Sciences | N/A | Santa Monica, California, United States | Education Management | Santa Monica, California, United States | +1 3108297391 |
| 10 | | Assistant Headmaster | tonbridge |  GB | | | N/A | The New Beacon | N/A | N/A | Education Management | N/A | N/A |
| 11 | | Headmaster | N/A | DK | | N/A | N/A | Friskolen City Odense | N/A | N/A | Education Management | N/A | N/A |
| 12 | | Headmaster | chattanooga | US | N/A | | +14232406623 | Mccallie School | +14232406623|+17742388416 | Chattanooga, Tennessee, United States | Education Management | Chattanooga, Tennessee, United States | +1 4236248300 |
| 13 | | Executive Assistant To The Headmaster | savannah | US | N/A | | +18034224259 | Savannah Christian Preparatory School | +18034224259|+19122341653 | Georgia, United States | Primary/Secondary Education | N/A | N/A |
| 14 | | Headmaster | eagle bridge | US | N/A | | +15182484568 | Hoosac School | +15182484568 | New York, United States | Education Management | N/A | N/A |
| 15 | | Headmaster | mountlake terrace | US | N/A | | +14254456101 | Providence Classical Christian School | +14254456101|+14257746622|+14254456015|+14258684861 | Bothell, Washington, United States | Education Management | Bothell, Washington, United States | N/A |
| 16 | | Headmaster | rio de janeiro |  BR | N/A | | N/A | Escola Americana Do Rio De Janeiro | +552121259002 | United States | Primary/Secondary Education | N/A | N/A |
| 17 | | Executive Assistant To The Headmaster | orlando | US | N/A | | N/A | The First Academy | +14074252020 | Orlando, Florida, United States | Executive Office | Orlando, Florida, United States | N/A |
| 18 | | Headmaster | new york | US | N/A | | N/A | Allen-Stevenson School | +12122886710 | New York, New York, United States | Education Management | New York, New York, United States | N/A |
| 19 | | Assistant Headmaster | washington | US | N/A | | N/A | Loudoun Country Day School | +17037773841 | Leesburg, Virginia, United States | Education Management | Leesburg, Virginia, United States | N/A |
| 20 | | Headmaster Emeritus | new york | US | N/A | | N/A | The Beekman School | +12128886085|+12127556666 | New York, New York, United States | Primary/Secondary Education | New York, New York, United States | N/A |