Winston Artory Group | 13,285 followers on LinkedIn. Intelligent Collection Stewardship | Formerly Winston Art Group | Winston Artory Group is the nation's leading independent art appraisal and art advisory firm, with offices in NY, MA, DC, NC, FL, TX, CO, CA, as well as representation in three locations overseas. Independent of any auction house or dealer, Winston Artory Group specializes in confidential and objective appraisal services, advice on the acquisition and disposal of all fine and decorative art, jewelry, and collectibles, and collection management. APPRAISALS Winston Artory Group specializes in providing appraisals for all purposes, including insurance, estate tax and estate planning, donation, damage or loss, art as collateral, and family division.