
Kärna ceased operations in 2000 due to poor financial issues. Razer began as a San Diego, California-based subsidiary of kärna LLC in 1998, created to develop and market a high-end computer gaming mouse, the Boomslang, targeted to computer gamers. It is dual headquartered in the one-north subzone of Queenstown, Singapore, and Irvine, California, US. The company was founded in 1998 by Min-Liang Tan and Robert "RazerGuy" Krakoff.

is an American-Singaporean multinational technology company that designs, develops, and sells consumer electronics, financial services, and gaming hardware.
