C ynthia Helena Grossman Fleishman is an American heiress to a vast real estate fortune. She is one of several daughters of the late Bud Grossman, a self-made Minnesota businessman who founded Grossman Investments. Her father built a diversified empire with a core in real estate, particularly in developing and owning a large portfolio of industrial properties and warehouses.

Upon her father's death, Cynthia and her sisters inherited the family's extensive property portfolio. The company has continued to thrive under family ownership, benefiting from the strong demand for industrial and logistics real estate. Her wealth is derived from her stake in this substantial, privately held real estate enterprise. Like the rest of her family, she maintains a very low public profile.