Kathy Wallach

For nearly three decades, Kathy Wallach has been one of the North Shore’s most trusted real estate professionals. An Associate Broker with Daniel Gale Sotheby’s International Realty since 2002, she doesn’t just sell homes—she guides clients through important transitions with care, discretion, and precision. Kathy serves buyers and sellers across a prestigious portfolio of communities, specializing in Sea Cliff, Glen Head, Glenwood Landing, Old Brookville, Glen Cove, Locust Valley, Bayville, and the Roslyns, while also working throughout the Brookvilles, Muttontown, Syosset, and beyond.
Kathy is a Charter Member of the Gold Circle of Excellence, a distinction earned through years of unwavering commitment to the Daniel Gale Sotheby’s standard. Her reputation is built on exceptional discretion, diligence, and a client-first mindset, ensuring every transaction is handled with the thoughtful, high-quality service that defines luxury representation.
Her background uniquely blends creativity with high-level strategy. A professionally trained vegan chef who also excelled in executive recruiting, Kathy brings culinary creativity, disciplined execution, and sharp business acumen to every negotiation. These strengths have fueled her nearly three-decade career as a multi-million-dollar producer, a Certified Buyer Representative (CBR), and a Relocation Specialist, including an eight-year tenure as the top producer at a prior firm.
Rooted in deep market expertise, Kathy’s network extends across the tri-state area, offering seamless support through trusted Sotheby’s International Realty partnerships in New York City, Westchester, the Hamptons, New Jersey, and Connecticut. Whether you are a first-time buyer or a seasoned seller, Kathy Wallach delivers confidence, clarity, and best-in-class results at every stage of the real estate process.
Awards & Accomplishments
2020 – 2nd Place Office Production Leader 2020 – 2nd Place Office Listing Leader2020 – 2nd Place Office Unit Leader2020 – Gold Circle of Excellence2021 – 2nd Place Office Production Leader2021 – 2nd Place Office Unit Leader2021 – Gold Circle of Excellence2022 – 3rd Place Office Production Leader2022 – 3rd Place Office Listing Leader2022 – 3rd Place Office Unit Leader2022 – Gold Circle of Excellence2023 – 1st Place Office Listing Leader2023 – 1st Place Office Unit Leader2023 – Gold Circle of Excellence