Sphere Entertainment Co. engages in the entertainment business.

It produces, presents, or hosts various live entertainment events, including concerts, family shows, and special events, as well as sporting events, such as professional boxing, college basketball and hockey, professional bull riding, mixed martial arts, and esports and wrestling in its venues, including The Garden, Hulu Theater, Radio City Music Hall, and the Beacon Theatre in New York City; and The Chicago Theatre.

The company also operates entertainment dining and nightlife venues markets under the Tao, Marquee, Lavo, Beauty & Essex, Cathédrale, Hakkasan, and Omnia brand names.

The company was formerly known as Madison Square Garden Entertainment Corp. and changed its name to Sphere Entertainment Co. in April 2023.

Sphere Entertainment Co. was founded in 2006 and is based in New York, New York.