Posted in Business & Finance, Government & Military, Information Technology, Organizations, Science DTMA stands for Duplex Tower Mounted Amplifier (hardware) DTMA stands for Drought Tolerant Maize for Africa (est. 2006) DTMA stands for Derry Township Municipal Authority (Hershey, PA, USA) DTMA stands for Defence Transport and Movements Agency (UK) DTMA stands for Dépannage Télévision Magnétoscope Ardennais (French television repair company)