She was modelling for quite some time, doing both print ads for such names as IBM and Kalyan Kendra and on the ramp for the Mysore Maharajah and Raymonds. Mamta is trained in Karnatic and Hindustani music. She was offered to sing the song Akalesthe Annam Pedtha for the film “Shankardada Zindabad” and without any doubt this song too was a big hit. She also got her first chance to act as a supporting actress in the film Yamadonga.

Mamta Mohandas Filmography:
2005 Mayookham (Malayalam film). 2006 Bus Conductor, Adbutham, Lanka, Madhuchandralekha, Baba Kalyani (Malayalam films), Sivappathigaram (Tamil film). 2007 Big B (Malayalam film) Yamadonga (Telugu film). 2008 Gooli (Kannada film), Krishnarjuna (Telugu film), Victory (Telugu film), Kuselan (Tamil film), Kathanayakudu, Homam, Chintakayala Ravi, King(Telugu films). 2009 Guru En Aalu (Tamil film), Passenger (Malayalam film).