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Marlene Sicoli

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Residential Real Estate

Marlene Sicoli

My Mission My mission is to guide you confidently through the buying or selling process with clarity and care. With professionalism, integrity and strong ethical foundation, I bring the knowledge and resources needed to help you achieve your goals and secure the best value for your home or investment.  For me, real estate is far more than a transaction; it is a lifelong connection to th... Read More

My Mission

My mission is to guide you confidently through the buying or selling process with clarity and care. With professionalism, integrity and strong ethical foundation, I bring the knowledge and resources needed to help you achieve your goals and secure the best value for your home or investment. 

For me, real estate is far more than a transaction; it is a lifelong connection to the place I call home. As a native Long Islander born and raised on the North Shore of Suffolk County, my roots in Smithtown and the surrounding communities run deep. I don't just work in this market-I live it, breathe it, and understand the unique rhythm of our neighborhoods. This intimate local knowledge allows me to offer a wealth of insight that goes beyond basic property data, helping my clients find not just a house, but a true place to belong.  

Education 
American Real Estate School
Licensed Real Estate Salesperson 

Coldwell Banker University
Military and First Responder Real Estate Specialist

Member of Long Island Board of Realtors (LIBOR)
Member of New York State Association of Realtors (NYSAR)

Member of Nesconset Chamber 
Member of Smithtown Chamber 

Communities I Serve
Smithtown, Saint James, Nissequogue, Stony Brook, Nesconset, Lake Grove, Ronkonkoma, Hauppauge, Kings Park, Commack, 
and surrounding areas.  

Your home is one of the most significant financial and emotional investments you'll ever make. That's why the decision to sell should never be taken lightly.  As a trusted real estate professional, I am committed to supporting you through every step of the selling process offering expert insights, personalized service, and a strategy designed to maximize your property's value. I'm proud to be backed by one of the most respected and recognized brands in the industry, giving you advantage of a powerful network and reputation. Let's work together to make your next move a success. 

Ready to get started? 

Contact me today for a no-obligation consultation and let's talk about how I can help you achieve your real estate goals!

My services include:
Sellers Agent, Buyers Agent, First Time Homebuyers, Luxury properties, New Construction and Relocation.  

I make all of my clients real estate goals my #1 priority. 

Client Testimonials

"See Google Review"
Michael Wertheim
"Marlene exceeded our expectations! Real estate can be very stressful and overwhelming. Marlene has the personality, demeanor and warmth to make the process extremely comfortable and manageable. ... read more"
Amanda & Justin Chichi, Miller Place, NY
"Amazing job! Always responsive and moving processes along fast! Extremely organized and knowledge about buying and selling homes. Would highly recommend to anyone!!! 10/10 ?"
Jami ruiz, Ridge, NY
"Marlene was fantastic and knowledgeable throughout the entire process, areas where we were looking. She responded to emails/text messages quickly and efficiently. She walked us through every step of t... read more"
Danielle Watson- Stony Brook
"We were first time homebuyers moving from out of state and Marlene Sicoli put us at complete ease! We had so much fun working with her and she really made sure everything in our homebuying process we... read more"
Matthew and Aaron, Sound Beach
"Marlene Sicoli was the most dedicated realtor I've ever worked with. She was in constant contact with me throughout the process of house hunting to closing on our home, and everything in-between. D... read more"
Katie Trudnak, Miller Place
"I was referred to Marlene from a local Coldwell broker, in Westchester, NY, for the sale of the home in Hauppauge, NY. From onset, Marlene worked diligently and professionally in preparing for th... read more"
J Gordon, Westchester, NY
"Marlene is a true real estate professional working for one of the world's largest real estate companies."
Larry McKenna

BEHIND THE GATES

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FEATURED LISTING 10 S LOT ROAD | SMITHTOWN $989,000 | 3 Beds | 3 Baths | 2,395 sqft
Welcome to this beautifully maintained, sprawling ranch nestled on a spectacular country club property at the end of a cul-de-sac. Designed for seamless modern living, this sun-drenched home features ...
  • 3 Beds
  • 3 Baths
  • 2,395 sqft
  • 0.50 ac
  • 1967 Built
  • 1003638 MLS#
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FEATURED LISTING 3 LAURA COURT | NESCONSET $749,900 | 3 Beds | 1.5 Baths | 1,834 sqft
Welcome to 3 Laura Court - a beautifully maintained ranch set on a spacious .35-acre lot with a large circular driveway and attached 2-car garage. This move-in ready home features numerous updates thr...
  • 3 Beds
  • 1.5 Baths
  • 1,834 sqft
  • 0.35 ac
  • 1967 Built
  • 1015023 MLS#
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FEATURED LISTING 32-19 201ST STREET | BAYSIDE $798,888 | 3 Beds | 1 Baths | 1,080 sqft
Welcome to this beautifully maintained 3 bedroom 1 full bath Colonial. Step through the front door into a light-filled, open-concept living room, dining room, and kitchen featuring a brand-new front w...
  • 3 Beds
  • 1 Baths
  • 1,080 sqft
  • 0.04 ac
  • 1935 Built
  • 1001172 MLS#
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FEATURED LISTING 5 HAWKINS AVENUE | SMITHTOWN $599,000 | 3 Beds | 2 Baths | 2,000 sqft
Charming and beautifully restored, this home seamlessly blends the character of its 1918 origins with today's modern conveniences. Taken down to the studs and completely renovated just four years ago,...
  • 3 Beds
  • 2 Baths
  • 2,000 sqft
  • 0.25 ac
  • 1918 Built
  • 1008241 MLS#
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FEATURED LISTING 269 SOUTHPORT STREET | RONKONKOMA $949,999 | 4 Beds | 2.5 Baths | 2,817 sqft
Incredible opportunity to own this magnificent custom-built oversized Center Hall Colonial offering just under 3,000 square feet of exceptional living space, perfectly positioned mid-block on a flat h...
  • 4 Beds
  • 2.5 Baths
  • 2,817 sqft
  • 0.50 ac
  • 1970 Built
  • 999131 MLS#
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FEATURED LISTING 7 ALBERS LANE | FARMINGDALE $715,000 | 3 Beds | 2 Baths | 1,218 sqft
Welcome to 7 Albers Lane in Farmingdale, a beautifully maintained 3-bedroom, 2-bath ranch filled with natural light and warm, inviting spaces throughout. The spacious eat-in kitchen offers abundant ca...
  • 3 Beds
  • 2 Baths
  • 1,218 sqft
  • 0.22 ac
  • 1960 Built
  • 1014270 MLS#
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Heart of American Homes: How We Support Our New York Communities
Supporting Our Neighbors When It Matters Most Mike Litzer and I have been business partners for 38 years, and our commitment to the New York community has always been at the core of what we do. Whi...
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