Mr Colquhoun has specialised in advising on a wide array of commercial real estate issues for over 15 years. His client base includes a range of institutional investors, funds, local developers, private investors and occupiers.

He also frequently deals with the Scottish end of large-scale UK or international portfolios for London and overseas clients.

BTO chairman David Gibson said: “We are delighted that a property lawyer of Mark’s calibre has joined our successful Real Estate team. He is highly respected in the Scottish property market for his efficient style, commercial acumen and agreeable manner. Mark is an ideal addition to BTO’s expanding commercial property offering in Edinburgh.”