Joachim Grieg donated the former residence to the municipality of Fana. He was elected to the Parliament of Norway from 1906 to 1909, representing the Liberal Left Party. In 1879, he married Henriette Juliane Lehmkuhl (1858-1937), daughter of merchant Joachim Ehrenreich Lehmkuhl (1822-1905) and Juliane Sophie Hammer (1819-1893). He was the brother of John Grieg (1856-1905); uncle of Sigurd Jebsen Grieg (1894-1973); cousin of Edvard Grieg (1843-1907); brother-in-law of Kristofer Lehmkuhl (1855-1949). Joachim Grieg was appointed Knight of the 1st Class Order of St. Olav in 1905, won the Commander Cross of 2nd class in 1910 and had several foreign orders. Joachim
Edvard Hagerup for a third time. From 1834 to 1852 he served as County Governor of "Søndre Bergenhus amt" (now Hordaland). He was married to Ingeborg Janson (1786–1849), daughter of estate owner, merchant and court agent, Herman Didrik Jansen. His father-in-law saw in Hagerup the most likely custodian of his vast fortune and financed the transport of representatives from Bergen to Eidsvoll in 1814. Hagerup died an extremely wealthy man. Eight of nine children lived to maturity. He was the grandfather of both the composer Edvard Hagerup Grieg (b. 1843) and his wife Nina Hagerup (b. 1845). Edvard Hagerup Edvard Eilersen Hagerup