The accommodation provided for professional use is occupied principally by barristers' chambers; the remainder is occupied by other professional firms including patent agents, solicitors, accountants, surveyors, etc. The total amount of accommodation consists of between 265,000 sq ft and 275,000 sq ft. Some of the buildings have lifts. Most of the pre-war buildings have been extensively refurbished during the past 15 years and have all modern services available.