ViewSonic Corporation is an American privately held multinational electronics company with headquarters in Brea, California, United States.

[2] In the mid-1990s, ViewSonic rose to become one of the top-rated makers of computer CRT monitors, alongside Sony, NEC, MAG InnoVision, and Panasonic.

[7] By 2019, more than 5,500 elementary and junior high schools in the United States had installed ViewBoards, and ViewSonic ranked third in global interactive display market share, excluding China.

[10] ViewSonic has its headquarters in Brea, California, United States and a research & development center in New Taipei City, Taiwan.

[14] At the 2007 Consumer Electronics Show, ViewSonic introduced display products, namely a projector, monitors and an HDTV set, capable of being connected directly to a video iPod.

By 2019, more than 5,500 elementary and junior high schools in the United States had installed ViewBoards, and ViewSonic ranked third in global interactive display market share (excluding China).