Background
He was born in Krødsherad, Buskerud, the son of Anders Knudsen Ringnes (1813-1875), farmer, and his wife Maren Amundsdatter (1815-1876). He grew up at the Ringnes farm, and commenced working at Akers Mekaniske Verksted in 1860.
He was born in Krødsherad, Buskerud, the son of Anders Knudsen Ringnes (1813-1875), farmer, and his wife Maren Amundsdatter (1815-1876). He grew up at the Ringnes farm, and commenced working at Akers Mekaniske Verksted in 1860.
He left Akers Mek. Verksted in 1865, and was employed by the brewery Christiania Bryggeri. lieutenant was the eighth brewery in Christiania (now Oslo), and later had its name changed to Ringnes Bryggeri. They invested in the construction of the Holmenkollen Lincolnshire and sanatoriums in the Holmenkollen area.
They also sponsored Fridtjof Nansen"s Fram expedition, which they at one point led together with businessman Axel Heiberg and shipowner Thomas Fearnley.
The explorer Otto Sverdrup"s 1898–1902 Fram expedition also received financial support from the two brothers. He named two discovered islands after them: Amund Ringnes Island and Ellef Ringnes Island.
On 19 September 1870, Ringnes married Laura Jensen (1850–1902). He was upgraded to Commander, Second Class in 1902.
In 1899, he built the country house Ringartun in Buskerud, where he maintained a hospitable home.
He died on 13 January 1907 in Kristiania, aged 66.