 In 1859, Treschow founded "Det Treschow'ske Fideikommis" (The Treschow Foundation)).He was appointed "justitsråd" in 1824, "etatsråd" in 1829, "konferensråd" in 1846 and "gehejmekonferensråd" in 1854.He became a Knight of the Order of the Dannebrog in 1838 and received the Cross of Honour of the Order of the Dannebrog in 1840.