| Acronym | Definition |
|---|
| ATMA➣Association of Taxation and Management Accountants (Australia) |
| ATMA➣American Textile Machinery Association |
| ATMA➣Agriculture Technology Management Agency (India) |
| ATMA➣Automotive Tyre Manufacturers' Association |
| ATMA➣Advanced Transaction Models and Architectures (workshop) |
| ATMA➣American Tibetan Mastiff Association (Palmdale, CA) |
| ATMA➣Asia Travel Marketing Association (formerly East Asian Tourism Association) |
| ATMA➣Advanced Technology for Modelling and Automation |