Born in 1972, Dr Markus Grün is a lawyer and has been a tax adviser since 2001 and an auditor since 2005.

His specialisms include audits on national and international rules, in particular auditing and advising businesses on the capital market (eg credit institutions and pension funds) and expert opinions on international valuation and accounting subjects.

He also undertakes tax advice for corporations and foundations.

He is also a speaker and writer on professional subjects.