Here is a partial list of East Island Aviation clients:
| Air Canada |
| American Airlines |
| ANA |
| British Airways |
| Chicago Dept. of Aviation – CDA |
| City of Philadelphia – Dept. of Aviation |
| Delta Airlines |
| Delta County Airport – Escanaba |
| Denver Airport Authority |
| Envoy Airlines |
| GTAA Toronto |
| Ibaragi Airport Authority |
| Islip Airport |
| Jet Aviation – A General Dynamics Company |
| JFKIAT, LLC – T-4 JFK |
| Nagasaki Seaport |
| Narita Airport Authority |
| Oceania Ground Services – Hobart |
| Okaloosa County Airport – Ft. Walton |
| Okinawa Seaport |
| Perth Airport Authority – PAPL |
| Piedmont |
| Qantas |
| Shizuoka Airport Authority |
| Southwest |
| Spirit |
| Stewart Airport |
| Syracuse Airport Authority |
| Tafuna Airport – American Samona |
| United Airlines |
| West Jet |