NRG

NRG is an abbreviation for:

Energy, English for energy
Gestetner - Rex Rotary - Nashuatec, independent companies of Ricohkonzerns
Nero image file format for the image of the contents of a CD or DVD, used by the Nero Burning ROM program
New religious communities, the concept of Religious Studies
Neuwieder Rowing Society, see Neuwied # Sport
Nuclear Research and consultancy Group, Dutch Nuclear Research Institute, also the largest European producer of radionuclides
Numerical renormalization - group method of theoretical solid state physics, which was developed by Kenneth Wilson
Piaggio NRG, motor scooter from the Italian manufacturer Piaggio