Agent

Deborah Lettieri Header Image
Deborah Lettieri Photo

Deborah Lettieri

Real Estate Salesperson

40LE1008330
Signature Premier Properties - Smithtown -  631.360.2800
In today's Real Estate Market, there is simply no substitute for a good realtor. Whether you're aiming to buy or sell property, a realtor can spell the difference between a smooth transaction and an unsuccessful one. Debbie has over 30 years of sales & business relations experience. She began her career in Real Estate 20 years ago & has successfully closed over 800 transactions. Debbie is dedicated and knowledgeable Realtor who can provide you with the highly specialized information that will help you make the right decisions. It's the combination of this unique market-knowledge and excellent negotiating skills that enable you to get the optimal price witht he best terms for any property you plan to buy or sell. With a professional yet friendly approach, she has helped clients feel comfortable with what can be an extremely stressful time. Trust is hard to come by in today's fiercely competitive Real Estate Market. Debbie is here to provide you with the professionalism and integrity needed to ensure that you feel secure in what can be one of the biggest decisions of your life. Over the years they have become Top Producing Agents for Signature and have assembled a structured plan along with today's technology that allows her to service clients at their fullest potential. Testimonials
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Active Listings

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Pending Listings

Pending

$699,999

Single Family

76 Wylde Road
Mount Sinai, NY 11766

3 BEDS • 2  BATHS • ACRES
Pending

$899,000

Single Family

22 Sycamore Lane
Commack, NY 11725

3 BEDS • 2  BATHS • ACRES
Pending

$579,888

Single Family

314 6th Avenue
Saint James, NY 11780

3 BEDS • 1 / 1  BATHS • ACRES
Pending

$899,999

Single Family

24 Frank Street
Smithtown, NY 11787

4 BEDS • 2 / 1  BATHS • ACRES

Sold Listings

Sold: Sep 24, 2026

$620,000

Condos

32 Chippendale Drive
Mount Sinai, NY 11766

2 BEDS • 2  BATHS • ACRES
Sold: Sep 15, 2026

$1,200,000

Single Family

27 Winslow Lane
Smithtown, NY 11787

4 BEDS • 2 / 1  BATHS • ACRES
Sold: Aug 28, 2026

$815,000

Single Family

36 Lafayette Avenue
Lynbrook, NY 11563

3 BEDS • 1 / 1  BATHS • ACRES
Sold: Aug 28, 2026

$1,035,000

Single Family

2 Crystal Court
Smithtown, NY 11787

4 BEDS • 2 / 1  BATHS • ACRES
Sold: Aug 21, 2026

$1,225,000

Single Family

19 Dorothy Street
Nesconset, NY 11767

4 BEDS • 3 / 1  BATHS • ACRES
Sold: Aug 14, 2026

$1,035,000

Single Family

16 Ursular Court
Smithtown, NY 11787

4 BEDS • 3  BATHS • ACRES
Sold: Aug 10, 2026

$795,000

Single Family

21 Hobson Avenue
Saint James, NY 11780

4 BEDS • 1 / 1  BATHS • ACRES
Sold: Aug 07, 2026

$665,000

Condos

1003 Gotham Drive
Saint James, NY 11780

2 BEDS • 2  BATHS • ACRES
Sold: Jul 28, 2026

$935,000

Single Family

7 Ursular Court
Smithtown, NY 11787

3 BEDS • 2  BATHS • ACRES
Sold: Jul 24, 2026

$705,000

Condos

409 Elton Court E
Saint James, NY 11780

3 BEDS • 2 / 1  BATHS • ACRES
Sold: Jul 17, 2026

$1,125,000

Single Family

66 Cygnet Drive
Smithtown, NY 11787

4 BEDS • 3 / 1  BATHS • ACRES
Sold: Jun 26, 2026

$900,000

Single Family

14 Ursular Court
Smithtown, NY 11787

3 BEDS • 2  BATHS • ACRES
Sold: Jun 16, 2026

$925,000

Single Family

7 Quincy Lane
Smithtown, NY 11787

4 BEDS • 3  BATHS • ACRES
Sold: Jun 01, 2026

$800,000

Single Family

173 Fifty Acre Road S
Smithtown, NY 11787

4 BEDS • 2  BATHS • ACRES
Sold: May 18, 2026

$817,000

Single Family

61 Hurtin Boulevard
Smithtown, NY 11787

4 BEDS • 2 / 1  BATHS • ACRES
Sold: Apr 29, 2026

$937,500

Single Family

25 Sheryl Crescent
Smithtown, NY 11787

5 BEDS • 3 / 1  BATHS • ACRES
Sold: Apr 28, 2026

$854,000

Single Family

49 Lexington Avenue
Smithtown, NY 11787

3 BEDS • 3  BATHS • ACRES
Sold: Jan 20, 2026

$415,000

Condos

705 Cabot Court W
Saint James, NY 11780

1 BEDS • 1 / 1  BATHS • ACRES
Sold: Jan 14, 2026

$740,000

Single Family

2 Highland Place
Nesconset, NY 11767

3 BEDS • 2  BATHS • ACRES
Sold: Dec 23, 2025

$1,400,000

Single Family

106 Glenrich Drive S
Saint James, NY 11780

4 BEDS • 3 / 1  BATHS • ACRES
Sold: Dec 23, 2025

$675,000

Single Family

437 Peconic Street
Ronkonkoma, NY 11779

2 BEDS • 2  BATHS • ACRES
Sold: Dec 22, 2025

$950,000

Single Family

4 Burham Court
Smithtown, NY 11787

3 BEDS • 2  BATHS • ACRES
Sold: Nov 12, 2025

$500,000

Single Family

26 William Street
Port Jefferson Station, NY 11776

3 BEDS • 1  BATHS • ACRES
Sold: Oct 20, 2025

$818,000

Single Family

45 Old Saddle Road
Ridge, NY 11961

4 BEDS • 3  BATHS • ACRES
Sold: Oct 17, 2025

$720,000

Single Family

1 Wood Lane
Smithtown, NY 11787

3 BEDS • 2  BATHS • ACRES
Sold: Oct 10, 2025

$700,000

Condos

42 Willow Wood Drive
East Setauket, NY 11733

3 BEDS • 2 / 1  BATHS • ACRES
Sold: Sep 12, 2025

$1,700,250

Single Family

2 Hayloft Court
Smithtown, NY 11787

5 BEDS • 3 / 1  BATHS • ACRES
Sold: Aug 19, 2025

$860,000

Single Family

7 Quincy Lane
Smithtown, NY 11787

4 BEDS • 3  BATHS • ACRES
Sold: Aug 07, 2025

$2,300,000

Single Family

1 Meadow Gate East
Head Of The Harbor, NY 11780

5 BEDS • 5 / 1  BATHS • ACRES
Sold: Aug 07, 2025

$1,500,000

Single Family

11 Wandering Way
Smithtown, NY 11787

5 BEDS • 5  BATHS • ACRES
Sold: Jul 14, 2025

$1,450,000

Single Family

26 Heide Court S
Saint James, NY 11780

4 BEDS • 3  BATHS • ACRES
Sold: Jun 18, 2025

$982,000

Single Family

39 Roundabout Road
Smithtown, NY 11787

3 BEDS • 2  BATHS • ACRES
Sold: Jun 05, 2025

$1,100,000

Single Family

14 Blacksmith Lane
East Northport, NY 11731

4 BEDS • 2 / 1  BATHS • ACRES
Sold: May 20, 2025

$770,000

Single Family

410 Landing Avenue
Smithtown, NY 11787

4 BEDS • 2 / 1  BATHS • ACRES
Sold: May 20, 2025

$375,000

Co-Operative

657 Village 657
Hauppauge, NY 11788

1 BEDS • 1  BATHS • ACRES
Sold: Apr 25, 2025

$736,000

Single Family

3 Shelbourne Lane
Stony Brook, NY 11790

4 BEDS • 3  BATHS • ACRES
Sold: Apr 25, 2025

$800,000

Single Family

45A Eckernkamp Drive
Smithtown, NY 11787

3 BEDS • 2  BATHS • ACRES
Sold: Apr 07, 2025

$805,000

Single Family

7 Galehurst Lane
Saint James, NY 11780

3 BEDS • 2 / 1  BATHS • ACRES
Sold: Apr 02, 2025

$850,000

Single Family

12 Sunhill Road
Nesconset, NY 11767

4 BEDS • 2  BATHS • ACRES
Sold: Mar 31, 2025

$960,000

Single Family

55 River Heights Drive
Smithtown, NY 11787

4 BEDS • 2 / 1  BATHS • ACRES
Sold: Mar 25, 2025

$755,000

Single Family

14 Hemlock Lane
Smithtown, NY 11787

3 BEDS • 2  BATHS • ACRES
Sold: Dec 12, 2024

$1,470,000

Single Family

15 Eckernkamp Drive
Smithtown, NY 11787

5 BEDS • 3 / 1  BATHS • ACRES
Sold: Dec 12, 2024

$1,990,000

Single Family

8 Riverview Terrace
Smithtown, NY 11787

5 BEDS • 4  BATHS • ACRES
Sold: Dec 03, 2024

$537,000

Condos

401 Flair Drive 401
Saint James, NY 11780

1 BEDS • 1 / 1  BATHS • ACRES
Sold: Nov 25, 2024

$650,000

Single Family

9 Brook Lane
Smithtown, NY 11787

3 BEDS • 2  BATHS • ACRES
Sold: Nov 22, 2024

$635,000

Single Family

12 Wexford Drive
Oakdale, NY 11769

4 BEDS • 2 / 1  BATHS • ACRES
Sold: Nov 18, 2024

$596,200

Single Family

179 Evergreen Avenue
Smithtown, NY 11787

3 BEDS • 1  BATHS • ACRES

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