Certified Negotiation Experts , Certified Real Estate Divorce Specialist


The Leonard Gottlieb Team has over 40 years combined experience in real estate. We are dedicated to ensuring the most pleasant and positive experience for our clients.

Leonard Gottlieb is particularly adept at providing the compassion, knowledge and expertise clients need to sell their current or buy their future home. To enhance this expertise, Leonard has become a Certified Real Estate Divorce Specialist™ as well as a Certified Negotiation Expert. Leonard also volunteers as a mentor and tutor for underprivileged youth.

Sue Mathys’ experience on international concert and theatre stages, as an award winning actor, singer, recording artist, and as a producer, news anchor, voice over talent, coach, author has endowed Sue with presence, sensitivity, compassion, competence and a strong sense of responsibility. Sue Mathys is fluent in her native Swiss German, German and French and has been passionate and successful in buyer’s representation.

Peter Seigleman is both a New York State Certified Real Estate Appraiser, and Licensed Real Estate Salesperson. Peter brings extensive knowledge of the market, the properties, and their respective values from his years of working in the real estate industry and providing superior customer service.


Swiss-German, German, and French

Leonard Gottlieb Team’s Listings

Leonard Gottlieb Team’s Recent Transactions

Recent Sales
Recent Rentals