​575 Underhill Boulevard

Suite 203

Syosset  NY    11791

Phone: 516-693-0330

Fax: 516-693-0331



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Law Firm


Practical Legal Solutions: End Your Search for a Real Estate Attorney Here. 

Our firm primarily represents individuals and corporations in all aspects of real estate law. Dean Mastrangelo, Esq. has over twenty years of experience in representing purchasers, sellers, title companies, and lenders in residential and commercial real estate transactions. End your search for a real estate attorney here. 



At the Law Office of Dean Mastrangelo, PC, our clients come first. Every client is treated with courtesy and is provided effective representation. Our expertise and integrity have earned us a stellar reputation in New York State.     We are familiar with all types of real estate transactions such as condominiums, cooperative apartments, reverse mortgages, FHA closings, and private mortgages.  Once you retain our office for your transaction, you will never look for another real estate attorney again. 

Our Firm