Ann Ciardullo & Keith Green

Ann Ciardullo & Keith Green / Senior Global Real Estate Advisors — Sotheby’s International Realty, The Hamptons

Ann Ciardullo and Keith Green are a trusted real estate team in the Hamptons, known for their professionalism, creativity, and deep understanding of the East End Hamptons market. As top Hamptons real estate agents with Sotheby’s International Realty, they specialize in high-end homes and luxury properties throughout the Hamptons, combining insight, experience, and integrity in every transaction.

Ann is the consummate professional — a top-producing Hamptons realtor and award-winning Hamptons real estate advisor with more than three decades of success in two of the Northeast’s most desirable markets. A Senior Global Real Estate Advisor with Sotheby’s International Realty, she has earned a place among NRT’s top 1% of 59,000 agents nationwide. Ann began her career in 1979 in Northern Westchester — serving Armonk, Bedford, and Chappaqua — before relocating to the Hamptons in 1996, where she quickly became a respected leader in the luxury home market. Ann serves as Vice Chair of the Ellen Hermanson Foundation, supporting healthcare and wellness initiatives across the East End.

Keith’s path began as the head of a prestigious advertising agency in New York City and evolved through entrepreneurship, architecture, and design. A master carpenter and creative visionary, he spent nearly two decades restoring a landmark New England home and reimagined the historic Old Lyme Inn. Later, he led the expansion of a family fashion business, guiding a global team of architects and designers. Since joining Sotheby’s International Realty Hamptons in 2010 as a Senior Global Real Estate Advisor, Keith has become a go-to expert for clients seeking guidance on high-end home design, restoration, and investment. He also plays an active role in the Hamptons arts community as a Board Member of Bay Street Theater in Sag Harbor, NY.

Together, Ann and Keith are award-winning Hamptons realtors and high-end home specialists in the Hamptons, known for their market expertise, strategic thinking, and unwavering commitment to their clients. Their partnership blends Ann’s unparalleled real estate experience with Keith’s design and architectural insight — a combination that makes them one of the most trusted and top-producing real estate teams in the Hamptons.

In addition they work closely with Sotheby’s brokers across the Tri-State area, Florida, California and throughout the United States, ensuring their clients benefit from a seamless network of trusted relationships and exceptional resources.

They are award-winning Hamptons realtors and high-end home specialists, known for their market expertise, strategic thinking, and unwavering commitment to their clients.

As Keith often says, “The most important skill in real estate is listening” — a philosophy that defines how both he and Ann approach every client relationship.