Welcome to Quantum Realtors, your one-stop source for real estate services covering the Los Angeles, Ventura, Orange and San Diego County areas.  We specialize in Residential and Multi-Residential Real Estate with an emphasis on our personal and referred cliental which covers over 90% of our retail business.  We are also thee dominate brokerage firm in Southern California that specializes in Residential Foreclosures.  We represent a vast number of institutional clients in the disposition of their Foreclosed | REO properties.  Our teams have a combined 80 years of REO experience.  We truly are a Different Kind of Real Estate Company. Our goal is to provide you with superior personal service at all times, so please tell us more about you! Learn About Us.