Ustaz Mustafar Bin Mohd Suki merupakan Pengasas Tadbir Insan Training & Consultancy serta Ahli Jawatankuasa Penasihat Syariah Koperasi Bank Muamalat Malaysia Berhad (KOPUTRA). Pada masa yang sama, beliau merupakan Pensyarah Pensijilan Talaqqi Hadith, Akademi Pengajian Islam Universiti Malaya dan Pensyarah Fiqh dan Usul Fiqh Interaktif Dakwah Tarbiyyah IDT Wangsa Maju. Beliau telah mengikuti program ijazah sarjana muda berkembar dengan Kolej IKIP Antarabangsa (2007-2009) dan menamatkan ijazah dalam Syariah dan jurusan Perbankan Ekonomi dan Islam di Universiti Yarmouk Jordan (2009 – 2011). Beliau mendapat peluang untuk belajar hadis dengan ulama Jordan dan Syria dan menuntut ilmu dengan mereka

Brother Lim Jooi Soon is a highly experienced da'ie with over 26 years of experience in spreading the message of Islam. He is the founder and CEO of IDT (Interactive Dakwah and Tarbiyah Association), an organization that aims to use modern technology and interactive methods to spread the message of Islam.
Brother Lim Jooi Soon is a student of the renowned Sheikh Ahmad Deedat and has learned a great deal from him about the art of da'wah. He is also a daie trainer at IDT, where he imparts his knowledge and expertise to other da'ies. With his deep understanding of Islam and effective communication skills, Brother Lim Jooi Soon has made a significant contribution to the propagation of Islam, both locally and internationally.