He was managing director and later chairman of the Freia chocolate factory, and served as President of the Federation of Norwegian Industries and as chairman of Foreningen Norden.
Throne-Holst was born in Kristiania to factory owner Johan Throne Holst and Hanna Richter Jenssen, and was a brother of Henning Throne-Holst.
He was managing director of the Freia chocolate factory from 1948 to 1970, and eventually chairman of the board of the company.
He chaired Foreningen Norden from 1964 to 1969, and served as president of the Federation of Norwegian Industries from 1969 to 1971.
This Norwegian business biographical article is a stub.