| Business | Founded | Contacts |
|---|---|---|
| Apex Aircraft Sales Ltd | 1988 | 2 |
| Canadian Helicopters Ltd | 1991 | 1 |
| Hi-Tech Aviation | 1991 | 2 |
| Prop Shop | 1991 | 1 |
| Canada Transport | 1994 | - |
| Druxy's Famous Deli | 1995 | 1 |
| Canadian Flyers International Inc. | 1996 | 1 |
| Aviation Unlimited Maintenance | 1997 | 1 |
| Helicopter Transport Services | 1999 | 2 |
| Chas Chapman CO Ltd | 2000 | 1 |
| Magna Flight Op's | 2000 | 1 |
| Mouse Path Graphics | 2000 | 1 |
| Skymedical | 2000 | - |
| Hertz Car Rental | 2001 | 1 |
| Field Aviation East Ltd | 2003 | 1 |
| Image Air Charter Inc | 2003 | - |
| LCE Aviation Inc | 2003 | 1 |
| STS Health and Safety Training & Consultants Inc | 2003 | 2 |
| Adga Inc | 2004 | - |
| Airways Limousine & Taxi | 2004 | - |
| GardaWorld - Aviation Services | 2004 | - |
| Quikair Inc | 2004 | - |
| Bearskin Airlines | 2005 | - |
| Hertz Canada Ltd | 2005 | - |
| Airclaims International Inc | - | 1 |
| Aviation International | - | - |
| Canadian Traffic Network | 2006 | - |
| Phoenix Aero Aviation Eng Limited | - | - |
| Skywords Traffic Network | 2006 | - |
| Chapman Group | 2007 | - |
| Mountain View Helicopters | 2007 | - |
| Flying Machine Inc. | - | - |
| GPS World | - | 1 |
| The Prop Shop (Toronto Airways Prop Shop) | - | 1 |
| Toronto Airways Flight Training | - | 2 |
| Seneca College Buttonville Campus | - | - |
| Seneca College Of Applied Arts & Technol | - | - |
| Style Graphics | 2011 | 1 |
| Buttonville Airport | - | - |
| IWM Creative | - | - |
| Buttonville Municipal Airport (YKZ) | - | - |
| Runway 21 | - | - |
| Threshold Runway 21 Buttonville (YKZ) | - | - |
| Flight Dispatch Training - Canada | - | 1 |
| Iflytoto | - | 4 |
| Air Partners Inc | 2020 | 2 |
| Canadian Flyers Flight School | 2020 | 7 |
| Rick Hurst | 2020 | 1 |
| Air C&c Inc. | - | - |
| Big Nick Outdoors | - | - |
| Buttonville Aviation Medical Centre | - | - |
| RPAS Centre | - | 5 |
| Top Medical Transportation | - | 8 |
| Million Air | - | 2 |
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