Johannes Mau has been with the BDO Network since 1999. He is an Indonesian Chartered Accountant and Indonesian Certified Public Accountant registered in Indonesia Financial Services Authority (Otorisasi Jasa Keuangan). Johannes is also a member of the Indonesian Institute of Certified Public Accountants (IAPI) and the Indonesian Institute of Accountant (IAI). His client porfolio ranges in various sizes of various industries.