Congdon & Company, Inc. is a full service real estate valuation and advisory firm in Endicott, New York. Founded in the early 1970s as a brokerage firm, the company now specializes in appraisal and valuation of commercial properties, oil & gas, residential interests in addition to confidential brokerage services, right of way valuation and management, and real property consulting services. Our objective is to provide our clients with the best quality, most accurate and timely appraisal and consulting services available in the market.