Direct / 516-714-3432

About Me

If you’re looking for a New York, Queens, Nassau, or Suffolk County Long Island Real Estate Broker or Exclusive Buyers Broker whose expertise and credentials are second-to-none, you’re come to the right place.

At the helm of True Queens and Long Island Real Estate is Jennifer Castellanos, who has earned 10 professional real estate credentials as part of her commitment to possessing the most up-to-date & advanced real estate skills, training, & resources to assist both Sellers, Homebuyers, & Investors in purchasing real estate in Queens & Long Island.

When you want the very best in Queens, Nassau, and Suffolk County Long Island real estate, call upon Real Estate Broker, Jennifer Castellanos at (646) 303-4612.

If you are thinking that 10 real estate credentials is a lot for one real estate associate broker to garner, you are absolutely right. Jennifer has more real estate Designations and Certifications than most Realtors® in N.Y.

• Less than 1% have earned their ABR
• Less than 15% have earned their CBR
• Less than 1% have earned their GRI
• Less than 1% have earned their MRP
• Less than 20% have earned their SFR
• Less than 10% have earned their SRES
• Less than 10% have earned their RSSP
• Less than 1% have earned their RSPS
• Less than 20% have passed the NYS Brokers exam
I am a member Of:
• NAR National Association of Realtors (REALTORS® are pledged to a strict Code of Ethics and Standards of Practice)
• NYSAR New York State Association of Realtors
• LIBOR Long Island Board of Realtors
• REBAC Realtor Buyer’s Agent Council  • Less than 10% of Real Estate Professionals are members of the Real Estate Buyer Agents Council
• MLSLI Multiple Listing Service of Long Island , serving Brooklyn, Queens, Nassau, and Suffolk
• American Association of Notaries


I grew up believing that everyone should have the opportunity to own a piece of real estate and I have been successfully assisting people in all aspects of real estate since I became licensed in 1999.

Not all deals are easy – – but thats what I’m here for…working for you to ease the process and make your home buying or selling experience a moment to remember!

My mission is to provide PLATINUM service for everyone.

Buyers, Sellers, and Investors. … I believe that facilitating my customers’ finding their piece of the “American dream” is exciting and rewarding.

Log onto my websites for more information about me, my past client referrals and to search the entire MLS.

For Personal Service catered to your needs, call me today at (646)303-4612 or (516)714-3432.

I look forward to hearing from you!


Jennifer Castellanos, ABR, CBR, GRI, MRP, RSPS, RSSP, SFR, SRES
NYS Lic. Real Estate Broker Associate


14 Offices Available throughout Queens, Nassau & Suffolk to Serve all your Real Estate Needs.



NYS Licensed Real Estate Broker
Accredited Buyers Representative (ABR)

Certified Buyers Representative (CBR)

Certified Relocation Professional (CRP)
GREEN – advanced training in green building and sustainable business practices

GRI – Graduate Realtor Institute

Military Relocation Professional (MRP)
Resort and Second Homes Property Specialist (RSPS)
Realtor Short Sale Professional  (RSSP)

Short Sales and Foreclosure Resource Specialist (SFR)
Seniors Real Estate Specialist (SRES)

NYS Notary Public


Jennifer Castellanos lists and sells Real Estate in the following neighborhoods in Queens County and throughout Nassau & Suffolk County in Long Island New York for Realty Connect USA :
Amityville, Albertson, Astoria, Babylon, Baldwin, Bayside, Bayshore, Beechhurst, Bellerose, Bellerose Terrace, Bellerose Village, Bellmore, Bethpage, Brentwood, Briarwood, Carle Place, Cedarhurst, Central Islip, Centereach, College Point, Commack, Coram, Corona, Deer Park, Dix Hills, Douglaston, Douglas Manor, East Elmhurst, East Islip, East Meadow, East Northport, East Norwich, East Rockaway, East Williston, Elmhurst, Elmont, Farmingdale, Floral Park, Flushing, Forest Hills, Franklin Square, Fresh Meadows, Freeport, Garden City, Garden City Park, Garden City South, Garden City Village, Glen Cove, Glen Oaks, Great Neck, Hempstead, Herricks, Hewlett, Hicksville, Hillcrest, Hollis Hills, Holliswood, Holtsville,Howard Beach, Islip, Jackson Heights, Jamaica Estates, Jericho, Kew Gardens, Kew Garden Hills, Lake Success, Laurelton, Levittown, Lindenhurst, Little Neck, Long Beach, Long Island City, Lynbrook, Malba, Malverne, Manhasset, Manhasset Hills, Maspeth, Massapequa, Massapequa Park, Mastic, Mastic Beach, Medford, Middle Island, Middle Village, Merrick, Mineola, Nassau County, New Hyde Park, North Baldwin, North Babylon, North New Hyde Park, Northport, North Shore, Oakland Gardens, Oceanside, Old Bethpage, Oyster Bay, Ozone Park, Plainview, Port Washington, Queens County, Queens Village, Richmond Hill, Ridge, Rockville Center, Rocky Point, Roosevelt, Rodedale, Roslyn, Roslyn Estates, Roslyn Harbor, Roslyn Heights, Russell Gardens, Salisbury, Sands Point, Sea Cliff, Shirley, Stewart Manor, South Ozone Park, Suffolk County, Sunnyside, Syosset, Uniondale, Valley Stream, Wantagh, West Babylon, West Hempstead, Westbury, Wheatley Heights, Whitestone, Williston Park, Woodbury, Woodhaven, Woodmere, Woodside, Yaphank


Babylon        334 Deer Park Ave., 11702
Bellmore       2868 Merrick Rd., 11710
Cedarhurst   487R Central Ave., 11516
Flushing        29-17 Francis Lewis Blvd., 11355
Hauppauge   35 Arkay Dr. Suite 300, 11788
Huntington   229 Main Street, 11743
Levittown      650 Wantagh Ave., 11756
Long Beach   248 W Park Ave., 11560
Massapequa   579 Broadway Ave., 11758
Merrick         12 Smith St., 11566
Oakdale        1215 Main St., 11769
Patchogue    580 Route 112, Suite 7-8, 11772
Roslyn          200 South Service Rd Suite 203, 11576
Setauket       764 Route 25A, 11733
Woodbury   175 Crossways Park Dr. West, 11797
Realty Connect USA Website