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Theresa Maniscalchi
Licensed Real Estate Salesperson
REALTOR®
(917) 664-6000
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Sell a Home
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About Theresa Maniscalchi

Theresa Maniscalchi brings extensive knowledge and expertise to buyers and sellers alike. As a Realtor, Theresa is equipped with state-of-the-art tools and an inherent understanding of the residential real estate marketplace. The benchmark of Theresa's success is not in the ‘assurance’ of providing quality service but in the guaranteed implementation of a customized, results-oriented marketing strategy based on individual needs and circumstances. 

This proficiency, combined with the Laffey Experience, is the all encompassing approach Theresa uses to deliver the most effective marketing & sales services to every home seller and buyer. About Laffey Real Estate Laffey Real Estate is one of the largest privately held independent family-owned residential real estate firms on Long Island with a network of over 500 agents in 13 offices throughout Nassau, Western Suffolk and Queens Counties. Their global partnership with Leading Real Estate Companies of the World® and Luxury Portfolio International® extends their reach to more than 60 countries worldwide. 

Laffey Real Estate is a full-service provider offering expertise in residential home and land sales, rentals, relocation, mortgage, developments and title insurance. Cutting-edge technology supporting field agents, premium brand identity and industry-leading tools embody best in class standards for the Long Island based Residential Real Estate firm. 

60 countries | 550+ firms | 128,000 associates | 1,000,000+ transactions | $351 billion annually 

Locally, the firm was recognized during the annual Long Island Business News Awards for five categories including Top Residential Office, Shining Star, Rookie, Agent by Sales Volume and Top Residential Sale; and finally annual Pulse Magazine’s Annual Power Broker Award for the Oyster Bay Top Power Broker by Agent. Nationally recognized award winning brokerage as named by Leading Real Estate Companies of the World® in 2016 for Top Institute Graduate, Best Internal Promotions and Recognized as Outstanding Participation for Institute; Real Trends 2016 Top 500 Brokers in the country, Top 5 for Largest Independent Brokers in the State of New York, and in the top 100 list of Leading RE Brokers nationwide based on volume and/or transactions.

Theresa Maniscalchi Blog

Sellers: How to Price Strategically When New Listings Pick Up

As the spring market arrives and new listings begin flooding the Long Island real estate landscape, our REALTORS® at Laffey Real Estate are here to help you position your home to sell quickly, comp... read more

Homeowners: Gutter, Roof, and Drainage Checks After Winter Weather

As winter gives way to spring on Long Island, now is the ideal time to assess how the season's harsh weather has affected your home's exterior systems. Our REALTORS® know that proactive maintenanc... read more

Long Island Cultural Calendars: Must-See Spring Events & Exhibits

Long Island's arts and culture scene tends to warm up when the weather does, with new events and exhibits for the public each spring. Our real estate agents always make time to see at least a few!... read more

Spring Seafood Season: Where to Get the Fresh Catch Across Long Island

Spring is a great time to enjoy fresh seafood, from oysters and crabs to a wide variety of seasonal favorites. There are plenty of places on Long Island for fresh, delicious seafood, and our real e... read more

Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 05/03/2026. The listing information on this page last changed on 05/03/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Sun 05/03/2026 9:28:25 AM EST) or OneKey MLS (last updated Sun 05/03/2026 9:15:25 AM EST). Real estate listings held by brokerage firms other than Laffey Real Estate may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.
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