NBBO, or Nedre Buskerud Boligbyggelag, is a housing association with over 31,000 members. Since its inception in 1946, the organization has focused on building and managing homes for its members. They also act as business managers for nearly 400 housing companies, including housing associations and condominiums, and offer a range of services that are tailored to the needs of both members and customers.
The organization has a wide range of services, including HSE and maintenance, rehabilitation and energy mapping. In addition, they offer janitorial services and arrange courses and theme evenings for members. NBBO emphasizes social responsibility and gives back to its members through various customer benefits, which contributes to a membership that gives more throughout life.