WHO WE ARE
Bobby Ben-Simon founded KOSL Building over 35 years ago with a vision to become the most reputable builder in Westchester County NY. With a seasoned background in engineering, architecture and real estate brokerage, Bobby has established himself as one of the most sought-after developers in the region. Having gradually expanded the company over the decades, KOSL is known for its quality construction with a customer service driven approach.
Oran Ben-Simon has expanded KOSL’s portfolio over the past several years with respect to project volume, diversification and branding. With a background in Business and Construction Management from Columbia University MBA, Oran is well versed in all aspects of real estate development. Working closely with Bobby on the organization’s expansion, KOSL’s trajectory consistently appreciates with no plateau in sight.
