Michael Grunberg graduated from Vassar College. He has worked for Merrill Lynch and Chase Private Banking. His entrepreneurial drive has lead him into an array of business start-ups including: an antiques shop, art gallery, café, and even an ice cream shop all before his 22nd birthday. During this period of small business ownership Michael was elected President of the Amsterdam Merchants Association.

One of his later ventures was "Preppy Records", an independent music label that made and distributed records internationally, and produced a music video that played worldwide. By the early 80’s he turned his focus back to the family business and began working with his parents Fanny and Zvi Grunberg. Michael's talent in real estate quickly earned him a position on the New York City Community Board a position then appointed by the Borough President and Mayor of New York. Two decades later Grunberg Realty continues its success and growth under Michael's leadership, and in particular, Grunberg Realty's growth beyond New York City.

Holds a Bachelor of Business Administration degree from Baruch College of the City University of New York. Ariel began his real estate career working in the family business in 1977. After two years he began expanding his knowledge by managing properties for larger companies in the metropolitan area. In 1989, he returned to the family business and manages the day to day operations of the residential properties owned.

Fanny was born in the Ukraine, educated in Israel, manufactured Jewelry in Venezuela, and built Grunberg Realty from the ground up. Although having passed away in 2018 , her legacy continues to inspire growth and development.