Royal College of Physicians of Edinburgh, 1681 -

• Corporate body
• 1681 -

Royal College of Physicians, 1518 -

• Corporate body
• 1518 -

Royal College of Surgeons of Edinburgh, 1505 -

• Corporate body
• 1505 -

Royal Courts of Justice

Royal Exchange Assurance Corporation

Royal Exchange Insurance Corporation

Royal Fleet Auxiliary Service

Royal Haskoning

Royal Institute of British Architects

• Corporate body

Royal Institution of Naval Architects