Lauddin, is the Partner of Lauddin Sudin & Rekan. Lauddin has received a Bachelor of Science in Accounting from University of North Sumatera in 1986, Medan. He continues his professional education by attending seminars held by Indonesian Institute of Accountants/IAI. Before becoming a partner at Lauddin Purba, Registered Public Accountant in 1991, Lauddin worked at Department of Trade of Republic of Indonesia. Then he worked at Paul Lembong, Registered Public Accountant for 2 years as an Auditor. Lauddin is a member of The Indonesian Institute of Accountants/IAI, Indonesian Certified of Public Accountants /IAPI and Capital Market Supervisory Agency Forum/FAPM. Lauddin with his wife and their three children reside in Kebun Jeruk, West Jakarta. He also serves as a volunteer in some social organizations.