Khaled G. Zabalawi is a highly experienced project management professional with over 25 years in the field. He has been a PMP® since 2004 and holds a BSc and a master's degree in civil engineering from the USA, along with a certification in construction management from Columbia University. In 2004, he founded PMLearn, an online community for project management knowledge sharing and professional development. He developed "CAPM Exam Simulation Software" and "PMP Exam Simulation Software" in 2011, and transitioned these tools to web-based simulators in 2017.

Khaled's career spans roles as Project Manager, Program Manager, and Construction Head, working in diverse international . He is known for delivering projects successfully, within budget, and on time. Besides his practical work, Khaled has authored several exam preparation books for PMP and CAPM certifications, supporting aspiring professionals in their career advancement.