Residential Real Estate Appraisal Services. Over 30 years Experience in Appraisal Practice and Valuation Services. Appraiser/Owner Dan Bitz. New York State certified appraiser, with the comprehensive know how, experience, education, and competence to provide clients with dependable residential value opinions. Home owners, buyers, sellers, lending institutions, investors, attorneys, and accountants have successfully used our appraisal reports. Qualified to take on anything from a simple starter home to the most luxurious residence. Currently specializing in appraising residential single family homes, multi family (2 to 4 unit), condominium and cooperative units.