Episil Technologies Inc. is a Taiwan-based foundry offering linear bipolar IC, GaN, and SiC foundry services. It also provides manufacturing and professional services for high-power MOSFETs, mixed-mode ICs, high-voltage CMOS, FRDs, TVS, SiC, FRMOS, and GaN discrete devices. The company was formerly known as Episil Holding Inc. Founded in 1985, it is headquartered in Hsinchu City, Taiwan.