Mary Stanco

Mary Stanco
Real Estate Agent (Salesperson)
Greenvale NY

Salesperson (NY: 40ST1072442)

REALTOR® 3 Active Listings Serves Nassau County, NY
View on Realtor.com

Contact Information

Brokerage
Berkshire Hathaway

Office Website
Office Address
45 Glen Cove Rd A 2nd Floor
Greenvale, NY  11548-1328
(Nassau County)
Office Phone
516-200-5700
Office Fax
516-676-4018
Mobile
516-351-6336
Email
maryann1970@aol.com

Service Areas

Russell Gardens: NY Great Neck Plaza: NY Great Neck: NY Great Neck Gardens: NY Saddle Rock: NY Thomaston: NY Saddle Rock Estates: NY Great Neck Estates: NY University Gardens: NY Kensington: NY Kings Point: NY Manhasset: NY Plandome Heights: NY Flower Hill: NY Plandome Manor: NY Plandome: NY North Hills: NY Munsey Park: NY New Hyde Park: NY Manhasset Hills: NY North New Hyde Park: NY Queens: NY New York: NY Garden City Park: NY Hillside Manor: NY Herricks: NY Glen Cove: NY Glen Head: NY Old Westbury: NY Muttontown: NY Upper Brookville: NY Old Brookville: NY Glenwood Landing: NY Brookville: NY Lattingtown: NY Matinecock: NY Locust Valley: NY Mill Neck: NY

About Mary Stanco

Mary has been a Licensed Real Estate Salesperson since 2005 and has consistently ranked among the top producers in Nassau County.

As a lifelong resident of Glen Cove, Mary possesses a profound understanding of the local market and the various factors that impact real estate values. Her deep-rooted connections within the community have enabled her to collaborate effectively with civic leaders and members of the diverse business landscape, equipping her with invaluable experience in navigating a complex international marketplace. Her negotiation skills were honed during her tenure as Assistant Manager at a recruiting firm, where she played a pivotal role in transforming a startup into a highly profitable enterprise in a short period.

Mary is committed to delivering exceptional customer service to both sellers and buyers. Her dedication to ongoing education ensures that she provides clients with accurate information, empowering them to make well-informed decisions.

Her extensive qualifications in real estate include several prestigious designations: Senior Real Estate Specialist (SRES), Accredited Buyers Representative (ABR), member of the Real Estate Cyberspace Society (RECS), Real Estate Buyers Agent Council (REBAC), Certified Buyers Representative (CBR), Certified Residential Specialist (CRS), Certified International Property Specialist (CIPS), and Real Estate Short Sale Professional (RSSP).

Clients appreciate Mary’s unwavering dedication and often refer to her as "My Realtor for Life." Mary emphasizes the importance of building lasting relationships, stating, "I want to become a part of my clients' lives and assist them as I would my own family." Allow Mary to be your trusted real estate partner for years to come.

Nassau County, NY Real Estate Market Analysis (Single Family Homes)

$1,496,994
Avg. Listing Price
From Mary's portfolio
4.1 / 3.0
Avg. Beds/Baths
Typical property size
2,500 sf
Avg. Square Footage
Interior living space
3110
Active Listings
Current inventory

If you need to reach working real estate agents in Nassau County, New York, this list was built for you. Mortgage lenders prospecting for referral partners, title companies looking to grow their closing volume, PropTech platforms launching in the New York metro, insurance providers targeting E&O or home warranty clients, continuing education providers, and recruiters building out their agent pipelines all rely on this data to drive outreach that actually lands in front of licensed professionals.

When you buy Nassau County real estate agent email list data from a source that maintains it properly, you are not just getting a spreadsheet — you are getting a direct line to {{AGENT_COUNT}} actively licensed agents with verified email addresses, plus {{CELL_COUNT}} agents who also have cell phone numbers on file. That kind of reach, at the county level, gives any B2B campaign a serious head start over cold prospecting from scratch.

Why Buy a Nassau County Real Estate Agent Email List From Dr Bill

This data is sourced directly from the New York State real estate licensing board, which means every contact represents a currently licensed agent — not someone who let their license lapse two years ago. New emails are added weekly, the full list is cleaned monthly, and the entire database is refreshed bi-annually. That ongoing maintenance is what backs the 96% deliverability guarantee. Cheap list vendors do not offer that because they cannot — they are reselling stale compiled data with no maintenance cycle behind it.

Dr Bill has been in the list business since 2005 and has sold over 31,000 lists to marketers, lenders, recruiters, and vendors across every industry that serves real estate professionals. That track record matters when you are spending real budget on outreach. The Nassau County file is available at the state, county, city, and zip code level — and no other vendor offers zip code-level segmentation within Nassau County specifically.

How to Use This Nassau County Agent List

The most immediate use is cold email outreach through platforms built for it. Tools like Zap Contact (zapcontact.com) are designed to handle verified B2B contact lists, manage sending volume, and track campaign performance without getting flagged. Beyond email, the same data supports direct mail drops, phone and SMS campaigns using the included cell numbers, and LinkedIn audience matching to layer in display-level touchpoints alongside your direct outreach.

You can also segment the list by broker versus sales agent status, which changes your messaging entirely. Brokers respond to different value propositions than individual agents, and splitting your campaign accordingly consistently improves conversion rates across every channel.

Why Nassau County, New York Agent Data Matters

Nassau County covers a dense, high-activity market that includes Garden City, Great Neck, Hempstead, Mineola, Hicksville, and Valley Stream, among others. With {{AGENT_COUNT}} licensed agents working across these communities, the county represents a concentrated professional population worth targeting on its own terms — not as a footnote inside a statewide New York blast that dilutes your budget across irrelevant markets.

Local targeting at the Nassau County level lets you tailor your offer to the specific submarkets and brokerage culture agents here actually work in. A statewide list means competing for attention alongside every other vendor blasting Albany, Buffalo, and Syracuse simultaneously. A county-level file with zip code segmentation means your message reaches the right agents, in the right neighborhoods, with copy that speaks directly to their market.

Current Property Listings

As of 6/27/2026, Mary Stanco has 3 properties for sale in Greenvale and surrounding areas.

$878,888

Listed 2024-12-03

43 Ravine Ave
Glen Cove, NY  11542

Beds: 7.0
Baths: 5.0
Sq Ft: 0
Lot: 22,956 sf
Multi Family Map
View Full Details

$1,710,000

Listed 2025-06-29

19 Marietta Rd
Glen Cove, NY  11542

Beds: 7.0
Baths: 5.0
Sq Ft: 6,769
Lot: 33,149 sf
Single Family Map
View Full Details

$755,000

Listed 2025-12-11

35 Francis Ter
Glen Cove, NY  11542

Beds: 3.0
Baths: 2.0
Sq Ft: 1,104
Lot: 9,749 sf
Single Family Map
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Current Property Rentals

As of 6/27/2026, Mary Stanco has the following rental properties available in Greenvale and surrounding areas.

$2,750

Listed 2026-02-17

61 Nassau Ave Apt 2
Glen Cove, NY  11542

Beds: 2.0
Baths: 1.0
Sq Ft: 1,534
Lot: 7,623 sf
Multi Family Map
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$2,500

Listed 2026-02-25

45 Smith St
Glen Cove, NY  11542

Beds: 2.0
Baths: 1.0
Sq Ft: 1,800
Lot: 10,598 sf
Multi Family Map
View Full Details