I am committed to upholding the principles of all applicable fair housing laws

Spanning The Hamptons, NYC, and Beyond

With a diverse portfolio encompassing high-end residential sales, rentals, investments, and land opportunities, Katie has adeptly negotiated numerous property contracts, tirelessly advocating for buyers and sellers alike.

How much is your Montauk home worth?

  • Instant property valuation
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  • Sell for more

KT Strong

In October 2023, Katie faced a new challenge when diagnosed with the genetic cancer mutation CDH1, leading to a battle with gastric stomach cancer and a full stomach removal. Undeterred, she launched a research fund for gastric stomach cancer under the banner of KT STRONG, with Dr. Vivian Strong leading the charge.

Featured Testimonials

See why clients love working with Katie.
Marie & Eve

Marie & Eve

Katie and her team's irrepressible enthusiasm and her commitment to her clients go beyond selling their property to helping along a painful process become almost pleasurable.
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Tracey

Tracey

I had the Katie Haggerty recently list my house in East Hampton. While typically the process of selling a home can be stressful, Katie was honest, extremely responsive to every question, and expertly explained the process in su...
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Alex

Alex

Working with the Katie's Team was truly a refreshing experience. Their expertise was apparent throughout the entire process, making it possible for me to make an offer on my new home with the confidence and assurance that I was...
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Work With Katie

Get assistance in determining current property value, crafting a competitive offer, writing and negotiating a contract, and much more. Contact Katie today.

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