Who We Are
Founded by Arizona native, Elliott McAllister, American Key Realty is ready to take on the Arizona housing market, all while providing exceptional service when it comes to buying and selling your home.
McAlister has been a real estate agent since 2004, seeing the best and worst of the real estate market. He and his team of real estate agents are trained and have hands-on experience, dealing with many different types of situations throughout their careers. For the team at American Key, it’s all about connecting with each other and figuring out how to solve the problems that show themselves in the homebuying process.
Our Mission
At American Key, we believe we hold the key to finding your American Dream. In recent years, that dream has felt out of reach for so many people, and we want to help shepherd the possibility of homeownership to families across the Valley. That’s why American Key is dedicated to helping Arizona families find their perfect home and also sell their existing homes for a fair price.
Instead of promising you a system that is just regurgitated processes, we’re committed to find you the perfect home and buyers. We’re dedicated to not wasting your time and money by using our trusted and thorough real estate process.
Our Team
Elliott McAllister
Elliott McAllister has been a trusted name in Arizona real estate since 2004, bringing over 20 years of experience and insight to the residential market. As a Designated Broker, Elliott has guided countless buyers and sellers through every stage of the real estate process, from first-time home purchases to luxury sales and complex transactions.
What sets Elliott apart is his ability to combine market knowledge with a client-first approach. His deep understanding of Arizona’s diverse neighborhoods, coupled with strong negotiation skills and a steady, professional demeanor, allows him to consistently deliver successful results. Clients describe Elliott as approachable, responsive, and solutions-oriented—always focused on protecting their best interests while making the process as smooth as possible.
Beyond transactions, Elliott has built his career on relationships and reputation. Many of his clients come from referrals and repeat business, a testament to the trust he has earned throughout nearly two decades in real estate. He takes pride in educating clients, simplifying the process, and ensuring they feel confident in every decision.
Whether representing a family selling a longtime home, an investor expanding a portfolio, or a buyer searching for the perfect property, Elliott provides clear direction, skilled guidance, and unwavering integrity every step of the way.
Ryan O’Sullivan
Ryan O’Sullivan is a licensed realtor with American Key and has built a long-standing interest in real estate that began at an early age. Early exposure to real estate investing through a family mentor provided a foundation in how the industry works and what drives successful outcomes. With over two years in the industry, Ryan has developed a practical understanding that every transaction is different, and adaptability is essential when circumstances are complex.
Originally from Washington State, Ryan attended college in Montana and later relocated to Phoenix to pursue a career in real estate. Honesty, loyalty, and integrity are guiding values in both work and life. Outside of work, Ryan enjoys staying active and playing sports including football, basketball, soccer, and hockey
Alexa Castle
Alexa Castle is Phoenix native and licensed Realtor who brings local insight and genuine care to every client she works with. Through her years working in the industry, she has relied on her strengths in organization and problem-solving to help homeowners navigate their options with clarity and confidence. She believes in building real connections and making every transaction as smooth and stress-free as possible. Outside of real estate, she enjoys spending time with animals, watching movies, and meeting new people around the community.