| 1 | | Chief Professional Engineer | N/A | HK | N/A | | N/A | U.S. Department Of State | N/A | Washington, District Of Columbia, United States | International Affairs | Washington, District Of Columbia, United States | N/A |
| 2 | | Registered Professional Engineer | N/A | HK | N/A | N/A | N/A | Engineers Registration Board | N/A | Augusta, Maine, United States | Construction | Augusta, Maine, United States | +1 2072873236 |
| 3 | | Registered Professional Engineer | N/A | HK | N/A | N/A | N/A | Engineers Registration Board | N/A | Augusta, Maine, United States | Construction | Augusta, Maine, United States | +1 2072873236 |
| 4 | | Chartered Engineer, Registered Professional Engineer | N/A | HK | N/A | N/A | N/A | Coventry Engineering Services | N/A | N/A | Mechanical or Industrial Engineering | N/A | N/A |
| 5 | | Professional Engineer | N/A | HK | N/A | | N/A | N/A | N/A | N/A | Construction | N/A | N/A |