“I am delighted to see the strengthening of our national tax advisory offering in Jane's appointment. This represents a further step in the firm's strategy of growing its advisory services,” said David Mellor, chief executive at Crowe Clark Whitehill.

MacKay started her career at PricewaterhouseCoopers where she spent eight years, latterly as a senior manager at the business. With extensive experience in advising companies and shareholders, MacKay specialises in tax structuring, acquisitions, funding, restructuring and due diligence, the firm said in a statement.