Erwin John O. Sia has been a licensed real estate broker since March 2013, with over 13 years of professional experience. Erwin John passed the board exam during the early years of the Real Estate Service Act (RESA), joining 1,928 other professionals in one of the pioneering batches that established modern broker standards in the Philippines.
License Number
Not provided
Board Exam Date
March 2013
The March 2013 exam saw a 40% decrease in passers compared to the previous year, reflecting increased exam rigor.
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