EXTRAORDINARY HOMES The Hyland-Santinelli Team

David Hyland & Kaz Santinelli

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The Hyland - Santinelli Team

The Hyland - Santinelli Team is the trusted mother/son duo helping Long Island buyers and sellers navigate today’s real estate market with confidence and care. Together, Kazuko “Kaz” Santinelli and David Hyland bring a powerful blend of experience, financial savvy, and personal service to every transaction.

With nearly 40 years in the industry, Kaz is known for her unwavering professionalism...
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The Hyland - Santinelli Team is the trusted mother/son duo helping Long Island buyers and sellers navigate today’s real estate market with confidence and care. Together, Kazuko “Kaz” Santinelli and David Hyland bring a powerful blend of experience, financial savvy, and personal service to every transaction.

With nearly 40 years in the industry, Kaz is known for her unwavering professionalism, in-depth knowledge of Long Island’s residential market, and a warm, service-first approach that has earned the trust of generations of clients. Fluent in both English and Japanese, Kaz bridges cultures and communities with ease—bringing a global perspective to local real estate.

David, a licensed real estate salesperson since 2015, brings sharp financial insight, problem-solving agility, and a calm, detail-oriented style to every deal. Recognized with a company-wide Customer Service Award, David has built a track record of success with transactions ranging from first-time homes to luxury properties exceeding $2 million.

Backed by the family-owned tradition of excellence at Howard Hanna | Coach Realtors, The Hyland - Santinelli Team offers clients access to world-class marketing tools, a dedicated in-house relocation division, and exclusive global affiliations through Leading Real Estate Companies of the World.

Whether you're buying your first home, upsizing, downsizing, or exploring the luxury market, Kaz and David are ready to guide you with expertise and heart.

Reach out today—and let’s start the conversation.

Client Testimonials

"David and Kaz were absolutely awesome agents from the day we met them. We used them for the purchase of our first house, sale of first house and purchase of our second house. They are knowledg... read more"
Justin O

BEHIND THE GATES

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FEATURED LISTING 34 SOLITAIRE ROAD | ROCKY POINT $549,000 | 4 Beds | 2 Baths | 1,440 sqft
Welcome to this beautifully updated 4-bedroom, 2-bathroom home, perfectly situated on a quiet street in the desirable Rocky Point School District. Offering a blend of modern upgrades, thoughtful impro...
  • 4 Beds
  • 2 Baths
  • 1,440 sqft
  • 0.14 ac
  • 1953 Built
  • 1032096 MLS#
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FEATURED LISTING 62 E 20TH STREET | HUNTINGTON STATION $539,000 | 3 Beds | 1 Baths | 900 sqft
Welcome to 62 E20th St in Huntington Station. This home offers a great opportunity to own an Expanded Ranch style home just minutes from the train station and Huntington Village, while remaining close...
  • 3 Beds
  • 1 Baths
  • 900 sqft
  • 0.12 ac
  • 1950 Built
  • 1064120 MLS#
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FEATURED LISTING 4 THE COMMONS | COLD SPRING HARBOR $4,250,000 | 5 Beds | 5.5 Baths | 6,500 sqft
A Rare Blend of Privacy, Luxury & Convenience in Cold Spring HarborSet on two private acres on a quiet cul-de-sac, this exceptional Colonial home offers a truly rare combination: complete privacy and ...
  • 5 Beds
  • 5.5 Baths
  • 6,500 sqft
  • 2.00 ac
  • 2008 Built
  • 1052087 MLS#
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FEATURED LISTING 300 CARLETON AVENUE | CENTRAL ISLIP $3,795.00 | 2 Beds | 2 Baths | 1,163 sqft
Luxury Living - Endless Amenities! The Belmont at Eastview is a total living, 24-hour manned gated community set on 83+ acres. Beautiful brick buildings with the finest of detailing. The rent inclu...
  • 2 Beds
  • 2 Baths
  • 1,163 sqft
  • 84.25 ac
  • 2023 Built
  • 940039 MLS#
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FEATURED LISTING 1641A MEDFORD AVENUE | MEDFORD $249,007
This well-maintained medical office condo is available for sale or lease. The space is ideal for medical, wellness, or professional healthcare practices.Property Features:Spacious reception staff work...
  • 1009883 MLS#
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FEATURED LISTING 116 WYMAN AVENUE | HUNTINGTON STATION $699,000 | 4 Beds | 1.5 Baths | 1,800 sqft
116 Wyman Ave is a spacious home full of charm, minutes to everything Huntington Village offers, and LOW taxes too! The buyers will love the architectural details. As you step in the foyer, a welcomin...
  • 4 Beds
  • 1.5 Baths
  • 1,800 sqft
  • 0.12 ac
  • 1940 Built
  • 1053309 MLS#
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Understanding Property Taxes on Long Island Homes
Property taxes are one of the highest ongoing costs of owning a home on Long Island, and they can vary significantly from one town to the next. Our REALTORS® want you to feel confident about what...
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How to Prepare Your Home for Cooler Weather
As temperatures start to drop across Long Island, now is the perfect time to get your home ready for the season ahead. Our REALTORS® know that a little preparation now can save you time, money, and...
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Pumpkin Patches and Fall Fun for All Ages
Searching for the perfect pumpkin, taking a hayride, and bringing home a fresh batch of apple cider donuts are some of our REALTORS® favorite fall activities. Luckily, farms across Long Island have...
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