| Acronym | Definition |
|---|
| ATEC➣Australian Tourism Export Council |
| ATEC➣Arts, Technology, and Emerging Communication (University of Texas at Dallas) |
| ATEC➣Army Test and Evaluation Command (US Army; formerly OPTEC, Operational Test & Evaluation Command) |
| ATEC➣Applied Technology Education Center |
| ATEC➣Authorized Technical Education Center |
| ATEC➣Assistive Technology Center |
| ATEC➣Advanced Technologies (Hamburg, Germany) |
| ATEC➣Assistive Technology Exchange Center |
| ATEC➣Aviation Technician Education Council |
| ATEC➣Authorized Technical Education Center (Microsoft) |
| ATEC➣Alberta Tourism Education Council |
| ATEC➣Asociación Talamanqueña de Ecoturismo y Conservación (Spanish: Talamancan Association of Ecotourism and Conservation; Costa Rica) |
| ATEC➣Association of Teachers of Exceptional Children |
| ATEC➣Authorized Training and Education Center |
| ATEC➣Advanced Technology Education Consortium (Canada) |
| ATEC➣Association des Thésards et Etudiants en Catalyse (French chemistry student association) |
| ATEC➣Automated Technical Control |
| ATEC➣Anti Terror Elite Clan (gaming) |
| ATEC➣Army Technical Evaluation Council |
| ATEC➣Automatic Test Control |
| ATEC➣Atmospheric Technology, Inc. (Calabasas, CA) |
| ATEC➣Antiterrorism Executive Committee (US Army) |
| ATEC➣Advanced Test and Evaluation Course (DSMC) |
| ATEC➣All Terrain Crane, 25 Ton |
| ATEC➣Advanced Television Evaluation Center (Canada) |
| ATEC➣Assistive Tech Educational Consulting (Kamloops, BC, Canada) |