Welcome to your one-stop source for real estate services covering the San Carlos and Guaymas Sonora, Mexico areas. San Carlos Real estate is one of the most exciting investments one can make, and it should be a fun and rewarding experience. Here you'll find everything you'll need to buy or sell a home. Mi Casa - Su Casa Realty Group is dedicated to working with buyers and sellers to help them learn the buying and selling process here in Mexico. Whether you are buying and investment property for rental or buying your dream beachfront retirement home; the Mi Casa - Su Casa Realty Group will take pride in walking you through ever step of the process of purchasing property in San Carlos, Mexico. We can make it simple and risk free. It is our goal to provide you with superior service at all times, so please tell us more about you! Learn About Us.