He joined Shri Ram Center in Delhi with the support of his uncle Sunil Kumar because his parents were not able to afford the fee of his acting classes.

He was selected for Chillar Party[citation needed], but he did not match the role and decided not to work for the film because he had broken his right hand while playing.

[citation needed] Mayar was in the Hindi musical Paighamber, directed by Vikas Dwivedi, with Tom Alter and Amit Behl in lead roles.

[citation needed] Harsh appeared as lead in DD National's - Aadha Full as Adrak.

[3] Mayar worked as lead in a student film project, Untitled - The Words Left Unsaid, directed by Sachin Aggarwal.