Mario J. Santiago, Real Estate Broker licensed C-15151 and Broker/Owner of Valhalla Real Estate Inc. E-393, has over 15 years of experience in Puerto Rico’s real estate industry. He currently serves as 2025 President of the San Juan Board of REALTORS®. A licensed instructor (I-74), Mario holds designations ABR®, ePRO®, MRP, PSA, SFR®, and the C2EX certification. He has attended major events such as NAR NXT, Legislative Meetings, Leadership Summit, and the C5 + CCIM Global Summit 2025. Distinguished by ethics and innovation, he is committed to developing REALTOR® leaders and strengthening the profession.
