About Us

Richard David Klein, Esq. joined the Diamond Law Group in 2002 while attending Touro College Jacob D. Fuchsberg Law Center, in Huntington, New York at night.  He was admitted to practice law in New York in 2007, concentrating on transactional real estate law, including representation of buyers, sellers, and lenders. He has personally mentored most of our paralegals and attorneys, some without any previous legal experience, to become experts in the field. Mr. Klein also created an industry-standard interactive website allowing all involved parties to the transaction to log-in and follow along as their important transaction progresses.

Jonathan P. Bellezza, Esq is a 2013 graduate of Touro College Jacob D. Fuchsberg Law Center, in Central Islip, New York. He was admitted to practice law in New York in 2014 and is the newest partner at the firm as of 2017. His drive, professionalism, and attention to detail allowed him to make partner after just four years of working at Diamond Law Group. Mr. Bellezza now has a staff of three paralegals working at his direction and concentrates on transactional real estate law, including representation of buyers, sellers, and lenders.Outside of work Mr. Bellezza enjoys cooking, exercising and spending time with his wife and his two sons Jonathan & Joseph.

Received his Bachelors of Science/Bachelor of Arts Degree from Georgetown University in 1983 and his Juris Doctor Degree from St. John’s University School of Law in 1993, and is admitted to practice law in both the state of New York and New Jersey, as well as the United States District Court, District of New Jersey and the Southern and Eastern Districts of New York.

Upon graduation from law school, Mr. Castiglione became associated with the Law Offices of Euclid F. Maggiani in Manhasset, New York, which concentrated its practice in the areas of general corporate law, real estate law, representation of individuals and lending institutions in commercial and residential real estate transactions, foreclosures, and trusts and estate planning.

While at the Law Offices of Euclid F. Maggiani, Mr. Castiglione supervised all real estate transactions, business sales, and corporate matters. He is the chief supervisor of all bank transactions and is responsible for all closings and the liason between each lender and the mortgage broker. Presently, he serves as a member of Ticor Title Guarantee’s Advisory Board.

Mr. Castiglione is a member of the New York State Bar Association, New Jersey State Bar Association, Nassau County Bar Association, Columbian Lawyers Association and American Bar Association.

Noreen A. Donovan, Esq is a 1986 graduate of New York Law School, New York, NY. She was admitted to the New York State Bar in 1987. As the founding partner of Noreen A Donovan, P.C., a firm which opened its doors in 1996, she developed a practice which concentrates in Real Estate, Commercial transactions and Estate Law. She has personally handled thousands of Closings on behalf of Sellers, Purchasers and Lenders and we welcome her extensive knowledge and expertise. Noreen has been an adjunct professor at both SUNY Maritime College and St. Johns University where she has taught Business Law and Real Estate Transactions.

Outside of the office, Noreen loves spending time with her husband, four sons and extended family.

Julia Mastrotto, Esq., is a 2020 graduate of Touro College Jacob D. Fuchsberg Law Center, in Central Islip, New York. She was admitted to practice law in the State of New York in 2021.

Julia attended schooling internationally, has traveled the world and spent time living abroad. She eventually settled in Long Island, New York, where she has lived and studied for the last several years.

Outside of work, Julia enjoys traveling, snowboarding, and spending time with her husband, family, and friends.

Dan Halbig is a graduate of The Maurice A. Deane School of Law at Hofstra University, in Hempstead, New York. He is presently awaiting bar admission and looks forward to practicing in the area of transactional real estate law, including the representation of buyers, sellers, and lenders. Prior to receiving his J.D., he worked as an intern at Simon Law Group, PLLC from 2018 to 2020. Dan assists with all aspects of the firm’s real estate law practice and guides clients through the closing process from start to finish.

Outside of work, Dan enjoys spending time with and cooking for his friends and family.

Rebecca Belmonte has been working for diamond law group since 2015. She attended Bloomsburg University where she double majored in history and education while playing lacrosse for the university. She then went on to Hofstra University to get her paralegal certification. She primarily works on bank transactions and some buy and sale transactions.

Naomi Bonhomme joined the Diamond Law Group team in 2020 as Richard Klein’s paralegal. Naomi works in our banking department where she assists in mortgage transactions.   

Naomi attended The University of Bridgeport, where she majored in Industrial Design with a minor in Business Administration. She continued her education at New York City College of Technology where she received her Bachelor’s Degree in Law and Paralegal Studies and hopes to attend law school one day in the near future.   

Like a true native of New York, Naomi enjoys spending her free time in the city visiting museums, art galleries, relaxing at the spa and spending family time with her fiancé and son.

I attended Rutgers University – New Brunswick, majoring in Political Science and minoring in Psychology. I’ve had years of experience in retail and management but soon discovered my passion for real estate. I wish to attend law school in the near future to further my career in real estate law, in hopes to building my own empire one day.

Outside of work, I enjoy traveling and trying new restaurants. Food is my love language!

Lisa Doty joined Diamond Law Group in 2019 as a Real Estate Paralegal, working with our clients to ensure they understand all aspects of the home-buying and selling process from contract to closing. Originally from Denver, Colorado, Lisa has lived and worked as a paralegal on Long Island for over thirteen years, cultivating relationships with attorneys, lenders and other legal professionals that help to facilitate smooth transactions for our clients. Lisa prides herself on utilizing her knowledge and relationships in order to provide clients with a seamless, satisfying, stress-free closing experience.

Outside of work, Lisa enjoys reading, cooking and spending quality time with her husband renovating their new home.

Gia Khan has been an integral part of the Diamond Law Group since 2005; fresh out of college. She attended New York Institute of Technology as well as SUNY Old Westbury and graduated with a major in Psychology and minor in Criminology. After graduation, she was able to get hands on experience working with the Diamond Law Group, and even attended Law School for a year.  She decided to opt out of law school to raise her two beautiful children and enjoys spending all her time outside the office with them and her husband.

Nicole Limbach joined Diamond Law Group in 2015 and handled residential real estate matters.  She has since transitioned to handling all aspects of REO transactions.  Nicole studied at Suffolk County Community College and in her spare time, she enjoys spending time with her family and in the winter, snowmobiling with her fiancé.

Danielle Senecal joined Diamond Law Group in February of 2021. She graduated from St. Joseph’s College with a BS in criminal justice, and a minor in psychology. She aspires to pursue a career in real estate law in the future. In her free time, she enjoys coaching volleyball, going to the gym, and cooking.

Danielle Venturino joined Diamond law Group in July of 2020. She is a new graduate from hofstra university with a double major in criminology and psychology. She has future aspirations to attend law school and pursue a career as an attorney. During her free time she enjoys to draw / sketch, go to the beach, and cook new recipes.

Delia Young joined the Diamond Law Group team in 2015 as Richard Klein’s paralegal. She assists with all aspects of the firm’s residential real estate transactions. Delia received her bachelor’s degree from Stony Brook University with a major in Psychology and a minor in Political Science. She furthered her education at Hofstra University where she completed a paralegal certificate program and also hopes to attend law school in the near future. Delia is compassionate about animals and shares her new home with her two cats and her Bernese Mountain dog, Bert.

Diana Hofmann joined Diamond Law Group in 2021. She attended Sacred Heart University and received her Bachelor’s Degree in Communications. Diana is very interested in real estate law and enjoys assisting our DLG Team & updating all of our social media platforms! During her free time she enjoys traveling, boating, skiing and spending time with her fiancé, family & friends!

Mitch is the Founder (retired) & General Counsel Emeritus of Diamond Law Group. Mr. Diamond has been practicing in the area of Residential Real Estate exclusively for 20 years.   His expertise has evolved over the past two decades through helping Buyers and Sellers navigate through their Home Purchases and Sales.   Coming from a restaurant background and integrating the same level of Customer service into the law business has led to his overwhelming success and popularity. Mitch also represents many of the Country’s most prominent Lenders.

Mitch is married with three children and loves to Travel and spend as much time as possible with his family.