Energy Micro AS was a Norwegian fabless semiconductor company specializing in 32-bit RISC ARM chips.

The company focused on ultra low energy consumption MCUs, SoC radios and RF Transceiver.

[2] Its EFM32 microcontroller families are based on the ARM Cortex-M0[3] or M3[4] processor core with a feature set for low power operation.

[6] The team[1] consists of semiconductor experienced personnel where the President and CEO Geir Førre previously founded Chipcon, now a subsidiary of Texas Instruments.

The Chairman is Torleif Ahlsand from Northzone Ventures, and Board Member Steinar Fossen from Investinor joined after the two VC companies invested a total of US$13 million in Energy Micro's first funding round.