Since 1977, JACQUELINE SILVERMAN & ASSOCIATES has been working with private collectors, museums, artists/artist estates, banks, attorneys, and insurance companies, among others. We understand that no two appraisals are the same, and for each and every client, we ensure a unique experience tailored to individual needs. We pride ourselves on preparing exceptional appraisals, handled with meticulous attention, professionalism, and discretion. The firm is pleased to have many satisfied clients, including prominent artists, museums, galleries, and private collectors. Applying our collective experience of over 75 years, we provide our clientele with bespoke appraisals and appraisal services throughout the US and abroad.
In addition to exclusive attention to our clients and an emphasis on confidentiality, all of our appraisals comply with the Uniform Standards of Professional Appraisal Practice (USPAP) of The Appraisal Foundation as well as the Code of Ethics of the Appraisers Association of America, organizations dedicated to promoting high standards within the appraisal profession.

Karen McManus


Karen has over ten years of fine art appraisal experience and a background in museum registration and academia. In addition to serving as President of JS&A, Karen is an AQB Certified USPAP instructor and an adjunct professor in the Sotheby’s Institute Art Business program at Claremont Graduate University. Karen holds two master’s degrees from Syracuse University and a bachelor’s degree from UCLA. Prior to joining JS&A in 2006, Karen was the permanent collection registrar at The Museum of Contemporary Art, Los Angeles, one of the nation’s most prestigious contemporary art museums. Karen is a certified member and current board member of the Appraisers Association of America. Based in Los Angeles and New York, Karen and her staff are able to assist clients across the country.

Please click here for a downloadable CV PDF.


Sonja began her career in fine art appraising with JS&A while still an undergraduate in the University of Southern California’s art history program. Upon her graduation in 2007 she joined the staff full-time. She now has over a decade of experience in the field, having spent time based with the company in Los Angeles as well as London, allowing her to assist clients in the UK and Europe as well as the US. She is a certified member of the Appraisers Association of America.

Please click here for a downloadable CV PDF.

Assistant Appraiser

Elena joined the JS&A team as appraisal assistant in 2015. upon graduating Kenyon College with a bachelor’s degree in art history and studio art, she came to JS&A with three years of professional experience in the Fine Art field having worked at a major gallery, an art advisory firm and a university museum.


Jackie founded her eponymous appraisal firm nearly forty years ago. in the fall of 2017, she retired and passed the torch to her trusted colleague Karen McManus. Jackie continues to serve as a consultant on special appraisal projects.

Photography by Todd Squires.