property specialists

  • Property Price Range: USD 3,000,000 - 20,000,000
  • Full company name: KOSL Building Group
  • Category: Real Estate Developer
  • Areas Served: North America & Caribbean / USA
  • Website:
  • Tel: +1-914-777-0007

KOSL: premier luxury residential developments in Westchester County

KOSL Building Group, is one of the most premier luxury residential developers in Westchester County, NY. Specializing in high-end homes in various affluent towns, KOSL has been renowned as the #1 builder in Scarsdale the past couple of years consecutively. Constructing several homes annually, each estate varies from 7,000-15,000 square feet of renowned quality. KOSL prides itself on superior craftsmanship, customer satisfaction and an outstanding referral network that has been developed over the last 30 years.

Combining unparalleled construction knowledge with a client-centered approach, each project is executed within budget and schedule. KOSL’s clients benefit from the extensive project database that has developed for almost three decades, aiding job cost estimates, project planning, and timely project completion.

Varying from heavy Douglas Fir framing, elegant trim finishes and Feng Shui layout, each home crafted by KOSL is of the highest quality regarding structural efficiency, market sustainability and personal comfort. Establishing such a diverse portfolio of successful projects has resulted in KOSL to be the desired custom home builder in Westchester, NY for prospective home owners both domestic and international.





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