Ms de Lange is a member of the Institute of Chartered Accountants of England and Wales and holds a practicing certificate. She is also a member of the South African Institute of Chartered Accountants. 

The firm shared a career highlight of hers, which is advising on the IPOs of Real Estate Investment Trusts (REITs) on the Johannesburg Stock Exchange. 

Ewan Spraggon, Managing Director at Baker Tilly Channel Islands, said: “Rosanne’s vast experience in audit and assurance services, combined with her strong track record in the financial services sector, will be instrumental in driving the continued growth of our audit and assurance department. 

“Rosanne’s deep knowledge of the local and international markets will enhance our ability to deliver exceptional services to our clients.” 

Ms de Lange added: “I am delighted to join the team at Baker Tilly. The firm’s reputation for integrity and exceptional client service is something I greatly value. 

“I look forward to working alongside the talented team to deliver innovative audit solutions and further strengthen our offering in the Channel Islands and beyond.”