Background
Rosenmöller was born in 1956. His father was Chief Executive Officer of Vroom and Dreesmann.
Rosenmöller was born in 1956. His father was Chief Executive Officer of Vroom and Dreesmann.
After finishing atheneum-b in Haarlem in 1974, Rosenmöller studied sociology.
He stopped studying in 1978 to work in the harbour of Rotterdam. He works as for the shipping company Müller Thomson. He negotiated with VNO-NCW and is spokesperson during several strikes.
Rosenmöller got national fame because of his radical position in these negotiations and strikes.
GroenLinks was formed by four other parties, but Rosenmöller joined as an independent. In the 1989 election, he was the sixth on the list of the GroenLinks and the first independent.
He was narrowly elected to the House of Representatives. In 1993 he was candidate party leader together with Leonie Sipkes, but they lost the internal elections to Mohammed Rabbae and Ina Brouwer.
After the defeat of the GroenLinks in the 1994 election, Rosenmöller became the party leader.
As party leader he provided opposition against the first and second cabinets of Wim Kok. Rosenmöller participated in the opposition against the rise of Pim Fortuyn. He lost the 2002 elections after the death of Fortuyn.
In the hardened political climate after the murder of Fortuyn, serious threats against Rosenmöller"s life and family were made.
During his study Rosenmöller became associated with radical socialist, maoist groups. In 2002, however, the political climate had changed. At a party congress, he described Fortuyn"s political position as "not just right but extreme right".
Because of this, Rosenmöller left politics. His successor as leader of the GroenLinks party was Femke Halsema.
Between 1989 and 2003, he was member of the Dutch House of Representatives for GroenLinks ("GreenLeft") and was party leader from 1994. In 1985 he became a member of the board of the Transportation branch of the Rotterdam FNV labour union. He was a member of Group of Marxist-Leninists/Red Dawn from 1976 to 1982.
Member of Parliament
In 1989, he became member of the newly founded party GroenLinks.
As member of parliament, Rosenmöller showed interest in the situation of the Netherlands Antilles and social participation of immigrants.