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
Joachim Grieg in 1871 the engineer exam for masters. In 1884, he founded a ship brokerage company during the period of transition from sail to steam. Joachim Grieg & Co. (now Grieg Group) remains in operation to this day with offices in Bergen, Oslo and London. Grieg held a number of public and civic offices. He was a board member in Den Nationale Scene from 1893 to 1928. He was acting chairman from (1903-1906) and (1925–1928). He was a member of Bergen city council and school board. In 1919 he bought Troldhaugen, the home of his cousin, Edvard Grieg. In 1923, he