Gretta-Garoliina Sammalniemi originates from South Lapland, Finland and studies directing at the University of Television and Film Munich (HFF München). She is making films and ads in Germany, Finland and Iceland,  switching the working language between German, English and her mother tongue Finnish.

In addition to directing, she has been involved with the scripts and concepts she has directed and is actively writing short and long stories on.

Her interest can be caught especially with the weight of social and political themes, and, as having passion for sports being a runner herself,  with the visuality  of a human body in motion, may it be dance or sports. She lists as her specialities stories with limited or no dialogue and working with children.