A frequent business type near Southwark Metropolitan Tribunal is Charities and Charitable Organisations.
If you are hungry there are a few restaurants serving the area. There is at least one attorney nearby. A school is located nearby. A local Employment Agency can assist with anything from graduate to executive positions.
You will a find a range from budget to luxury hotels in Waterloo. Conduct research and borrow literature from the Local library. Toothache? There is a dentist locally for all your dental needs.