Teemu Javanainen, a.k.a Heviteemu, is a producer/songwriter originally from Turku, Finland. He's a skilled singer and musician, and used to play drums in a death metal band (Sielupora). Teemu is a multi-instrumentalist all-rounder and his strengths are melody and innovative concepts. Teemu has worked with Finnish pop acts such as SANNI, costee, Vesala and Mouhous, only to name a few.

He also has his own solo pop project “Heviteemu” under Capitol Records Finland. He writes and produces his music himself.