Claudia W. Hess, MBA, AAA Certified

Art historian, curator, educator, former gallery owner and art collector for over 35 years.  She knows what it is like to buy, sell and value art!  Claudia is a veteran of countless Blue Chip Art Fairs, working with Worthington Gallery to offer the finest works to museum curators, renowned collectors, and celebrities.


She owned Worthington Gallery West, in California specializing in fine art.

She is also active in promoting arts philanthropy through her own charitable activities. She also actively encourages and educates others on strategies for arts philanthropy and art succession planning.  Her robust business and art history knowledge informs her professional and well researched Appraisal work.  

She is an accredited as well as certified member of AAA, Appraisers Association of America.

A "Certified"  appraiser:

• has met all of the accreditation AND certification requirements of the Appraisers Association

      of America 

• has passed the certification examination

• has submitted Appraisal Reports for review

• has documented logs for appraisal hours

• maintains continuing education requirements

• has documented professional development hours

Uniform Standards of Professional Appraisal practice (USPAP) compliant through February 2021. She is qualified to do IRS appraisals.

Hess Art Advisory has valued and consulted on works by artists such as: Franz Ackerman, Mark Bradford, Alexander Calder, Marc Chagall, Salvador Dalí, Richard Diebenkorn, Tracey Emin, Helen Frankenthaler, Ann Hamilton, Jennifer Heffernan, William Kentridge, William Keith, Franz Klein, Käthe Kolllwitz, Wassily Kandinsky, Marilyn Minter, Joan Miró, Yoshitomo Nara, Claes Oldenburg, Chris Ofili, Tony Oursler, Grayson Perry, Pablo Picasso, Niki de Saint Phalle, Edgar Payne, Granville Redmond, Peter Saul, Frank Stella, Pat Stein, Wayne Thiebaud, Andy Worhol, and many more. 

She consults on Californian, American and European fine art from the 1800's to the present. 

The total value of all the artworks we have valued and consulted on is over $100,000,000.

Be sure to check out our blog dedicated to our love of art and appraisal, Powered by: ART