| ATIO Group | Carlos Alvarez | Mexico City | Mexico |
| ATIO Group | Juan Jorge Alvarez | Mexico City | Mexico |
| Shields, Harper & Co., Inc. | Niazi Alzouhbi | Martinez | CA |
| P.S.I. Equipment Sales, Inc. | Alan Amaral | Fresno | CA |
| R.S. Electronic Controls, Inc. | Cathy Anderson | Waterford | WI |
| MVI Field Services | Chris Andrews | Brentwood | TN |
| USPS | Asif Ansari | Washington | DC |
| Equipos & Accesorios S.A. | Luis Arce | Managua | Nicaragua |
| Oneida Nation | Michael Arce | Oneida | WI |
| Oneida Nation | Michael Arce | Oneida | United States |
| Yant Equipment Inc. | Lavonne Arent | Grand Island | NE |
| Yant Equipment Inc. | Sean Arent | Grand Island | NE |
| South Carolina Dept. Health & Evironmental Control | Ryan Ariail | columbia | United States |
| DYH Mexicana SA de CV | Oscar Arizpe Rodriguez | Torreón, | Mexico |
| Georgia DNR - Environmental Protection Division | Chuck Armitage | Atlanta | GA |
| Associação Brasileira das Empresas de Equip. e de Serviços para Combustível e Conveniência | Fernando Aroca | São Paulo, São Paulo | Brazil |
| ATIO Group | Ruben Arreola | Mexico City | Mexico |
| Georgia DNR - Environmental Protection Division | Vanessa Arroyo | Atlanta | GA |
| K & W Equipment Company LLC | Jason Ash | | United States |
| Oil Equipment Co., Inc. | Justin Ashby | trussville | AL |
