Gumley Haft Kleier is one of Manhattan’s premier real estate brokerages specializing in the marketing of cooperatives, condominiums, town houses, lofts, new construction, investment properties and rental properties throughout Manhattan. Small enough to offer personal service, yet large enough to offer every residential property listing currently available. With roots firmly planted on Manhattan soil and loyal clients who depend on the savvy knowledge that only a company like ours can provide. .