MEET THE TEAM

DAVID CASTLE | LICENSED REAL ESTATE SALESPERSON

David's career spans mining, construction, and real estate, giving him a unique edge in the industry. From managing high-risk underground operations to overseeing multi-million-dollar construction projects, he’s built a reputation for precision, strategy, and results.

His expertise in construction management and inspection allows him to identify structural concerns, maximize property potential, and guide clients toward sound investments. His keen eye has saved buyers thousands, uncovering issues even inspectors may miss.

As the co-founder of The Castle Team at Keller Williams, David—alongside his wife and business partner, Carol Castle—has built a full-service real estate company focused on strategic investments, renovations, and long-term wealth building. Whether helping buyers, sellers, or investors, David brings the same grit and expertise that have defined every stage of his career.

"From the underground to the skyline, David knows every layer of real estate. Let The Castle Team build your future."

CAROL CASTLE | LICENSED REAL ESTATE SALESPERSON

Carol is a master in the art of negotiation. Her background in public education and administration provided the foundation for working with her clients, coordinating with the many professionals that are involved in a real estate transaction in New York. Attorneys, Bankers, Contractors, Title Companies, Management Companies, Coop and Condo Boards, and other agents are all part of a successful closing. Carol's ability to keep the moving pieces together and bring clients to the closing table is outstanding. First time home buyer or a burgeoning family, and investor who lives in NYC or one that lives out of the area, have all benefited from Carol Castle's attentive, patient, discreet and persistent approach.

LEVI CASTLE | LICENSED REAL ESTATE SALESPERSON

A dynamic and driven young professional, Levi has embarked on his career in real estate within the bustling metropolis of New York City. With a family history deeply rooted in the industry, his passion for real estate was cultivated from a young age, inspired by the stories of success and the art of negotiation. Armed with a keen eye for detail and a natural flair for networking, he is committed to providing unparalleled service to his clients, whether they're seeking their dream home or looking to make strategic investments in the city's competitive market. With his unwavering dedication and deep understanding of the local landscape, he is poised to make a lasting impact in the world of real estate at Keller Williams New York City. Levi's educational background includes attending the Academy for Careers in Television and Film for high school and earning his degree from City University of New York, Queens College. Prior to his real estate career, he held roles as a regional constituency coordinator and non-profit state legislative lobbyist, advocating for various causes. He also gained experience in the film industry as a production assistant. Before transitioning to real estate, he served as a Government Account Manager for Tessco Technologies, a leading telecommunications distributor. These diverse experiences have equipped him with a broad skill set and a deep understanding of various industries, further enhancing his ability to excel in his current role in real estate.

MATTHEW DERKATCH | LICENSED REAL ESTATE SALESPERSON

Matthew's early interest in engineering, inspired by his grandfather's naval service, laid the foundation for his expertise in leadership. His naval leadership experience has honed his skills in leading teams to achieve challenging goals with a focus on execution and efficiency. Matthew's primary strengths include leadership, process improvement, communication, executive management, risk management, budget management, operations management, training and development, and financial analysis. Born in New York and a graduate with honors from South Side High School, Matthew has developed extensive knowledge of Long Island, Nassau, Suffolk County, and the five boroughs. His passion for real estate drives him to help clients navigate their largest financial transactions. His primary goal is to build long-lasting relationships. When working with buyers, he emphasizes the importance of discussing the entire process from start to finish, allowing him to understand their goals and essential home features. For sellers, he highlights the difference between proactive and reactive approaches to real estate. Unlike the traditional method of simply listing a property and hoping for the best, Matthew follows a strategic five-point marketing plan to actively find buyers and present strong offers. Matthew is dedicated to ensuring a seamless and successful real estate experience for all his clients.

TREY WELCH | LICENSED REAL ESTATE SALESPERSON

Trey Welch is an exciting new addition to The Castle Team at Keller Williams NYC. With a decade of experience in the financial sector as a former investment banker, Trey offers a unique blend of financial expertise and real estate knowledge. He is also a current landlord, giving him firsthand experience with the challenges and rewards of property ownership. Armed with an undergraduate degree in accounting and having personally purchased multiple homes, Trey is well-equipped to help clients find the right home or income-producing asset. His goal is to guide buyers on their journey to financial freedom through smart real estate decisions.

Whether you’re seeking your dream home or a savvy investment, Trey’s combination of professional and personal experience makes him a valuable partner in your real estate journey.

BILLY ABREU | LICENSED REAL ESTATE SALESPERSON

Billy is a Licensed Real Estate Salesperson with The Castle Team at Keller Williams, bringing a unique blend of leadership, resilience, and forward-thinking strategy to every transaction. After earning his B.B.A. in International Business, he joined the military through ROTC and served as an Infantry Lieutenant—an experience that honed his ability to plan ahead, adapt quickly, and lead effectively.

Once real estate captured his interest, Billy never looked back. He stays on the cutting edge of market trends by actively working in the field, fostering strong relationships with fellow agents, loan officers, and clients. Combining his deep network, proven negotiation skills, and unwavering dedication, Billy ensures each transaction is handled with precision and care. His mission is simple: deliver exceptional results and guide you to real estate success.

KENNETH BERNALES | EXECUTIVE ASSISTANT

Kenneth Bernales is the dedicated Executive Assistant for The Castle Team at Keller Williams, ensuring seamless operations and top-tier client service. With a Bachelor's Degree in Computer Engineering, Kenneth brings a strong technical background, exceptional organizational skills, and a strategic mindset to the real estate industry.

His expertise in KW Command and Google Workspace allows The Castle Team to stay ahead in marketing, lead management, and transaction coordination. Kenneth plays a key role in streamlining processes, supporting agents, and enhancing client experiences through efficient systems and innovative solutions.

Passionate about real estate and technology, Kenneth is committed to optimizing workflows, fostering team productivity, and contributing to the team's continued success in the Greater Nassau and NYC markets.