Lund in the province of Scania. He was also one of the initiators behind one of the masonic lodges in Linköping and later became its Grand Master. André Oscar Wallenberg, the founder of the banking dynasty André Oscar Wallenberg was born on the 19th of November, 1816, in Linköping where his father held the position as bishop in Linköping Cathedral. Between 1825 and 1832, he attended Linköping trivial school and high school, and in 1832, traveled as a young man to the Caribbean and became a sea cadet on his return. After graduating as a naval officer in Karlskrona in 1835, he served for a few years as a sailor on North American trunk ships, and in 1837, he became an officer in the Swedish navy and served as commander of Sweden's first propeller ship Linköping. Four years later, he accompanied the Oxehufvudian expedition to South America. However, due to the fact that the expedition was poorly led, he left it in Lisbon. He then spent a year in Spain and France studying languages and law at Grenoble University, and spent a long time in Brest studying their shipyards and workshops. In 1850, Wallenberg was commanded to Sundsvall as first lieutenant and head of a boatman company. He swore the Burgess Oath in Sundsvall and became a Burgess of the said city. He resigned from the military service in 1851 as first lieutenant. He became friends with the sawmill owner and industrialist Fredrik Bünsow and mediated loans to him at the acquisition of Skönvik in 1856, which became Skönvik Sawmill AB, and later a cornerstone of SCA (company). In 1858, Wallenberg and Bünsow also founded the city's first brewery, Sundsvall Brewery. Wallenberg also represented the city as a Member of Parliament. As a banker, he was a pioneer in Europe. Already during his stay in the United States in 1837, at the time of the Panic of 1837, he wanted to become a banker. He had learned how banks should not be run. He participated in the establishment of the Filialbanken in Sundsvall and Hudiksvall and became its first manager. In 1856, he founded Stockholms Enskilda Bank at Lilla Nygatan 23 in the Old Quarters of Stockholm, which was modelled after the Scottish banking system, and was until his death its president. He introduced the postal exchange, which simplified the possibilities of transferring money between different locations, ―still almost unknown