The Society for Oslo Byes Vel is an independent membership organization founded in 1811, with a focus on urban development and urban culture. The organization works to engage members in local projects and promotes the preservation of Oslo's cultural history. Through various activities and events, they give members the opportunity to participate actively in the development of the city.
Oslo Byes Vel is known for its magazine St.Hallvard, which has been published since 1915, as well as the blue signs that adorn Oslo's buildings. The organization collaborates with local authorities and other players to promote sustainable development and strengthen the local community. Their presence in Oslo contributes to increased awareness of the city's cultural heritage and opportunities for participation.