The Winthrop – Clifton, New Jersey C.H.Kauffman September 27, 2018 No comments The Winthrop – Clifton, NJ – $65,000,000 $65,000,000 The Winthrop – Clifton NJ C.H.Kauffman & Associates, Inc. Mortgage Brokers Land, improvements, revolving construction & mezzanine loans for the construction of 270 age restricted condominium units.