| | | |
| COMPANY NAME | STATE OF INCORPORATION |
| AAC Subsidiary, LLC | | Delaware |
| Airport Parking Management Inc. | | Delaware |
| Atlantic Aviation Corporation | | Delaware |
| Atlantic Aviation Flight Support, Inc. | | Delaware |
| Atlantic Aviation Holding Corporation | | Delaware |
| Atlantic Aviation Philadelphia, Inc. | | Delaware |
| Brainard Airport Services, Inc. | | Connecticut |
| Bridgeport Airport Services, Inc | | Connecticut |
| BTV Avcenter, Inc. | | Delaware |
| Charter Oak Aviation, Inc. | | Connecticut |
| Communications Infrastructure LLC | | Delaware |
| Eagle Aviation Resources, Ltd. | | Nevada |
| ETT National Power, Inc. | | Illinois |
| ETT Nevada, Inc. | | Nevada |
| Executive Air Support, Inc | | Delaware |
| FLI Subsidiary, LLC | | Delaware |
| Flightways of Long Island, Inc. | | New York |
| Futura Natural Gas LLC | | Delaware |
| General Aviation Holdings, LLC | | Delaware |
| General Aviation of New Orleans, LLC | | Louisiana |
| General Aviation, LLC | | Louisiana |
| ILG Avcenter, Inc. | | Delaware |
| Macquarie Airports North America Inc. | | Delaware |
| Macquarie Americas Parking Corporation | | Delaware |
| Macquarie Aviation North America 2 Inc. | | Delaware |
| Macquarie Aviation North America Inc. | | Delaware |
| Macquarie District Energy Holdings LLC | | Delaware |
| Macquarie District Energy Inc. | | Delaware |
| Macquarie FBO Holdings LLC | | Delaware |
| Macquarie Gas Holdings LLC | | Delaware |
| Macquarie Infrastructure Company Inc. (d/b/a Macquarie Infrastructure Company (US)) | | Delaware |
| Macquarie Yorkshire Limited | | United Kingdom |
| Macquarie Yorkshire LLC | | Delaware |
| MDE Thermal Technologies Inc. | | Illinois |
| MIC European Financing S.a.r.l. | | Luxembourg |
| Newport FBO Two LLC | | Delaware |
| North America Capital Holding Company | | Delaware |
| Northwind Aladdin LLC | | Nevada |
| Northwind Chicago LLC | | Delaware |
| Northwind Midway, LLC | | Delaware |
| Palm Springs FBO Two LLC | | Delaware |
| Parking Company of America Airports Holdings, LLC | | Delaware |
| Parking Company of America Airports Phoenix, LLC | | Delaware |
| Parking Company of America Airports, LLC | | Delaware |
| PCA Airports, Ltd. | | Texas |
