Rasmus Andre Sivertsen was born on 26 September 1972 in Inderøy Municipality in Nord-Trøndelag county, Norway.

He studied animation at Volda University College in Møre og Romsdal and graduated in 1995.

He made his directorial debut in 2001 with the short film Guggen - The Big Cheese, and made his feature film directorial debut as a co-director of Captain Sabertooth (2003), based on the titular franchise.

[5] Sivertsen directed a trilogy of films based on the characters from Kjell Aukrust's Flåklypa universe, with Solan and Ludvig (named Louis and Luca in English dubbed media) being the principal focus of the films.

The second film Louis and Luca – The Big Cheese Race, was released in 2015, and received 241,472 admissions in Norwegian cinemas.