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Gregory C. Klauk


Mr. Klauk has over 30 years of service within the industry with extensive experience in the area of valuation and analysis of all common property types, and numerous special use properties. Services are provided for mortgage financing, insurance loss, condemnation/eminent domain, ad valorem tax matters and private consulting assignments for advisory purposes. Mr. Klauk has managed and or supervised commercial appraisal groups ranging from four to fifteen individuals. He specializes in forensic and litigation appraisal work, is an expert in wetlands matters pertaining to real estate. Mr. Klauk is a New York State Certified General Real Estate Appraiser. He is also a practicing affiliate of the Appraisal Institute and an associate of the International Right of Way Association.

Commercial / Industrial Valuations

  • Ad Valorem / Certiorari Tax Matters

  • Eminent Domain/Condemnation 

  • Valuation Services Residential, Commercial, Industrial and Special Use Properties

  • Easement and Right of Way Valuations

  • Conservation Easement Valuations

  • Expert Witness Real Property Matters, New York State Supreme Court, various jurisdictions; NYS Court of Claims, US Bankruptcy Court and various commissions; US Federal Tax Court

  • Consultant for Mass Valuation Projects



  • NYS Certified General Real Estate Appraiser ID #46-0250

  • Appraisal Institute - Practicing Affiliate

  • Member International Right of Way Association (IRWA)

  • New York State Assessor’s Association

  • Approved appraiser City of Buffalo's Appraiser Review Panel 

  • Various State Agencies, New York State Departments of Transportation, Environmental Conservation, Parks and Recreation and Historical Preservation, Empire State Development Corporation and Housing and Finance Agency, IRS


  • Bridgewater College, Virginia, Bachelor of Arts Degree

  • Professional Continuing Education courses and seminars

Gregory C. Klauk


(716) 632-2100 

Curriculum Vitae

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