| 1 | JEM | Emerald Airways Limited | IATA: G3, Callsign: Gemstone, ceased operations on 12 May 2006. Designator G3 recalled by IATA | GB | AVCODES |
| 2 | JEM | Jemax Aviation (Pty) Ltd | Callsign: Jemax, Name changed to Pambele Aviation. | ZA | AVCODES |
| 3 | JEM | Pambele Aviation (Pty) Ltd | Callsign: Jemax, Name changed to Pambele Aviation. | ZA | AVCODES |
| 4 | JEM | Emerald Airways | | | ICAO1 |
| 5 | JEMA | JEM EXPRESS INC | | | SCAC4 |
| 6 | JEMI | J-D MARKETING INC | | | SCAC4 |
| 7 | JEML | JEM TRANSPORT INC | | | SCAC4 |
| 8 | JEMN | JEM TRANSPORTATION INC | | | SCAC4 |
| 9 | JEMO | JEM TRANSPORT | | | SCAC4 |
| 10 | JEMQ | J E M EXPRESS INC | | | SCAC4 |
| 11 | JEMS | JEM AIRFREIGHT SERVICES | | | SCAC4 |