Maroo Entertainment was firstly active as a Mnet Media music label in 2007, debuting boy group Supernova.

In July 2010, Maroo Entertainment officially registered as a legal independent company.

[13] On June 14, 2017, Park Ji-hoon officially signed a contract with Maroo.

[14] On May 23, 2018, Maroo debuted former The Ark member Euna Kim and Minju as the duo KHAN.

[17] On August 21, 2018, Norazo made a comeback under Maroo after adding new member Won Heum.