KeyEast
| Native name | |
|---|---|
| Hangul | (주)키이스트 | 
| Revised Romanization | (Ju)Kiiseuteu | 
| Formerly | Tuneboom Korea Co., Ltd. | 
| Company type | Public | 
| KRX: 054780 (November 14, 2003) | |
| Industry | Entertainment | 
| Founded | October 8, 1996 (as Tuneboom Korea Co., Ltd. (한국툰붐 주식회사)) | 
| Founder | Bae Yong-joon | 
| Successor | Auto Wintech (오토윈테크) | 
| Headquarters | 5th floor, KeyEast, 96 Road 26, Yeongdong-daero, Gangnam District, , South Korea | 
| Area served | 
 | 
| Key people | Bae Yong-joon (chairman) Park Seong-hye (CEO) | 
| Services | 
 | 
| Revenue | 20,687,309,140 won (June 30, 2015) | 
| 1,894,744,879 won (June 30, 2015) | |
| 1,848,842,998 (June 30, 2015) | |
| Total equity | 39,802,328,288 won (June 30, 2015) | 
| Owner | SM Entertainment (33.70%) | 
| Number of employees | 64 (June 30, 2015) | 
| Parent | SM Studios | 
| Subsidiaries | 
 | 
| Website | keyeast.co.kr | 
KeyEast (Korean: 키이스트; stylized in all caps) is a management agency founded by actor Bae Yong-joon.