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Heritage Auctions Appraisal Services


Headshot photo of Meredith Meuwly ISA CAPP
Meredith Meuwly ISA CAPP
Vice President, Director of Appraisal Services
Museum, Institutional and Corporate Art Services
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Meredith earned her Bachelor’s degree in Classical Studies and Art History from Duke University in 2000, and a Master’s degree in Modern Art, Connoisseurship, and the History of the Art Market from Christie's Education in New York in 2001. She spent the next five years in the Christie's New York Antiquities Department as sale coordinator and cataloguer of ancient Greek, Roman, Egyptian, and Near Eastern works of art. During her time at Christie's, she worked on numerous high profile auctions including the Doris Duke Estate, Ancient Egyptian Art from the Harer Family Trust, and the John W. Kluge Morven Collection of Ancient Art.

Meredith joined Heritage Auctions in 2007 as Senior Consignment Director in the Fine & Decorative Arts Department, overseeing two auctions each year. In January 2010, she became the Director of Appraisal Services, preparing formal appraisals for 40 specialist categories.

In addition to her duties at Heritage, Meredith participates as an appraiser for Antiques Roadshow on PBS, specializing in Glass, Silver, and Decorative Arts.  Meredith is a certified appraiser of personal property with the International Society of Appraisers.  She serves on the ISA Fine Art committee and was an executive board member of the Foundation for Appraisal Education from 2013-2016.  Meredith is currently an instructor for the ISA Fine Art Course and a frequent guest lecturer at museums, institutions, conferences, and multiple civic organizations.  In 2015, she was honored with the ISA Distinguished Service Award for her contributions and dedication to the field of personal property appraisals.

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Rachel Weathers
Senior Appraiser
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Weathers is a fifth-generation Texan who entered the art world with gallerist Eugene Binder in his Deep Ellum, (Dallas) space, as well as in a position with the Public Art Coordinator for the City of Dallas working on the Freeman’s Cemetery Project.

A New Orleans resident since 1999, she most recently served as the Vice President and as Director of Paintings, Prints and Photography at Neal Auction Company,  New Orleans’ oldest auction house in operation. Through the years, Weathers has cataloged extensive collections, overseen exhibition installations and worked at more than 100 auctions.  

A generalist with art and antiques, Weathers has extensive knowledge in American Furniture of the 19th century and paintings of the deep South from the 19th and 20th centuries. Following Hurricane Katrina, Weathers' expertise in appraising and wide knowledge spanning paintings and furniture was crucial to clients pursuing conservation following the storm. 

Weathers' B.A. in English Literature is from the University of Texas, Austin, and M.A. in Art History from Tulane University, New Orleans. She Is a Certificate holder for the ASA Appraisal Studies Program from George Washington University (2003), and the Appraisal Foundation's U.S.P.A.P. program since 2005.  

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Sophie Coco
Appraisal Assistant
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Sophie Coco is the Appraisal Assistant for Heritage Auctions Appraisal Services, Inc. She earned a bachelor’s degree in Art History and French with a concentration in Art Conservation from the University of Delaware in 2016. While an undergraduate, she held multiple internships at museums including at the New York State Museum in Albany, The Hyde Collection in Glens Falls, New York and University of Delaware Museum of African American Art. She broadened her experiences at Skinner, Inc. in Boston working for the Auction Management group and Freeman’s in Philadelphia as an intern in the Modern and Contemporary Art Department. 

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Roberta Kramer
Managing Director, Chicago
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Roberta Kramer, General Manager, Chicago, is a 25-year veteran of the art and antiques world. Before beginning her career in auctions, she spent two years curating for the Ben Uri Art Society in London. Returning stateside, Roberta served as Gallery Director for J. Rosenthal Fine Art until her interest in Continental Antiques led her to a management position at Rita Bucheit, Ltd. In 1992, with her extensive knowledge of fine art and antiques, Roberta started her auction career at Leslie Hindman Auctioneers as an account executive. In 1995, after taking a leave to found the Antiques Center at Kinzie Square, she was named Consignment Director of newly formed Chicago auction house, Susanins Auctions. While at Susanins she also managed the appraisal department and served as principal auctioneer alongside Sean Susanin. In 2001 she founded Roberta Kramer & Associates, Inc., a firm specializing in appraisals and art consulting. A recognized USPAP certified appraiser and auctioneer, Roberta has served as a charity auctioneer for numerous charities and has been a frequent contributor to Art & Antiques Magazine.

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Kathleen Guzman
Managing Director, New York
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Kathleen Guzman is a recognized appraiser and auctioneer with over thirty years experience in the art and antiques industry. Ms. Guzman is the Managing Director of Heritage Auctions in New York, the third largest auction house based in Dallas. She has personally auctioned over 1,500 sales with over Million objects valued at over Billion US dollars. She brings 15 years experience from the world-renown international auction house Christie’s, selling such items as a Monet watercolor for .3 Million and the Ruby Slippers from the Wizard of Oz for 0,000. She was the former President of Christie’s East and President of Phillips Auctioneers, as well as Senior Vice-President of Business Development at Ebay.

Ms. Guzman is frequently quoted in print, radio and has been seen on television regarding the art and antiques market and spokesperson for the art market on such shows as Oprah, Good Morning America, Today, CNN and Sally Jessy Raphael. She appears as an expert on the PBS series “Antiques Roadshow” for the past seventeen years, as on-air host for Good Life TV, host at QVC, and frequent guest for the Treasure channel satellite cable station in, “Treasure Seekers” and Metro TV’s “Antique Show and Sell”. She also has co-starred for the pilot TV show “For What It’s Worth” with Robin Leach and is a contributing editor to the Miller’s Antique Collector’s Books writing articles recently. She was the Director of Hubert Gallery, specializing in Henri Matisse and Pablo Picasso for two years, and is professionally, an independent consultant, a USPAP certified art appraiser, writer and charity auctioneer.

She holds an Executive M.B.A. from Columbia University and has a Master’s Degree in Art History from Queen’s College. Ms. Guzman lectures extensively on the art market for the American Appraiser’s Association, New York University, Bard College and the Fashion Institute of Technology. Ms. Guzman also auctions extensively for charitable causes including Make-a-Wish, Juvenile Diabetes and Housing Works to name a few, with noted celebrities. Her present and past clients include Bloomberg, Inc, the Estate of Marilyn Monroe, Barbra Streisand, the estate of Tom Thumb and the artist John Graham.

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Elyse Luray
Trusts & Estates and Business Development, NY
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Elyse Luray served as the Vice President, Auctioneer and department head of Collectibles for Christie’s for more than 10 years after earning a degree in art history from New Orleans’ Tulane University. Since then she has collaborated and consulted with a number of specialty auction houses, handling high-profile auctions ranging from antique toys to sports collectibles and fine wine. The roster of important private collections she has managed include the archives of Lucas Films, DreamWorks, Fox Studios, Jimi Hendrix, Muhammad Ali, Eric Clapton, Marilyn Monroe, and Mickey Mantle. Elyse is also the nationally-recognized host of numerous television programs on collectibles, such as HGTV’s "If Walls Could Talk" and "The Longest Yard Sale," as an appraiser on PBS’s "Antiques Roadshow" and as a permanent cast member of its popular "History Detectives." She quickly earned roles as host of "Collection Intervention" on the Syfy network, "Treasure Seekers" on VOOM!, and as a collectibles expert on "The Nate Berkus Show" and "Clean House NY!" as well as several appearances on morning television programs. She is also an author, speaker and a licensed auctioneer in New York. A member of the Appraisers Association of America, Elyse is a USPAP-certified appraiser of Entertainment memorabilia and a preferred appraiser for both the Chubb Group of Insurance Companies and Encompass Insurance.

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Nicholas Dawes
VP, Special Collections, New York
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Nick began his career in his native England in the late 1960's and brings forty years of experience in the antiques and fine art auction business. He emigrated to New York in 1979 and has pursued his career there as an auctioneer, appraiser, author, lecturer and antiques dealer. He is a former Department Head and auctioneer at Phillips and at Sotheby's in New York, and has organized his own auctions at several prominent auction houses.  He has held an annual exhibition and sale of Lalique glass hood ornaments at the Pebble Beach Concours D'Elegance since 1993, and is considered this country's leading authority on the work of Rene Lalique. Nick is the author of four standard works on decorative arts which have collectively sold over 100,000 copies, together with scores of articles, and lectures widely internationally.  He has been a faculty member of Parsons, the New School for Design, since 1984, and has taught Luxury Marketing at Columbia Business School and courses on English and French furniture at the Bard Graduate Center.  He first appeared as an appraiser on 'Antiques Roadshow' for PBS in the second ever broadcast of the show, and has appeared regularly ever since, discussing ceramics, glass, silver and other decorative arts.

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Carolyn Mani
Consignment Director and Trusts & Estates, Beverly Hills
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Carolyn Mani's background includes more than fifteen years of experience in both live and online auctions,   as well as an extensive background in appraising and vetting Furniture and Decorative Arts, Fine Art, Collectibles, Musical Instruments and Entertainment Memorabilia. Prior to joining Heritage, Carolyn was Director and Auctioneer at Bonhams & Butterfields Estate department for more than ten years  where she established a proven track record in working with large consignments and institutions.  Carolyn has also provided auction services to numerous charities including John Wayne Cancer Society, Stars for a Cause, The LOOC foundation, Wheels for Humanity, The Beverly Hills Bar Association Barristers, The Chrysalis Foundation, Project Angel Food, Cancer Treatment Centers of America, The Chuck Jones Center for Creativity and many others.

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Gina D'Onofrio
Director, Fine Jewelry, Beverly Hills
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Gina D’Onofrio, FGA, ASA
Director of Fine Jewelry, Beverly Hills  

With work in the retail, auction and manufacturing sectors of the jewelry industry since 1989, Gina D’Onofrio’s experience encompasses jewelry design and production, appraisals, buying and selling of contemporary, antique and period jewelry, sales and management.

Prior to joining Heritage, Gina operated an independent gemological laboratory, appraisal service and consulting firm and has been catering to private individuals, banks, trusts, non-profit organizations, insurance companies, legal firms and the jewelry trade in the greater Los Angeles area.

Gina received her Master Gemologist Appraiser® designation, upon completion of appraisal studies, written and practical examinations and peer appraisal report review with the American Society of Appraisers. In addition, she was awarded the Certified Master Appraiser designation with the National Association of Jewelry Appraisers. In 2013, Gina received Los Angeles Magazine's coveted “Best in LA” award for her Jewelry Appraisal Services.

She conducts presentations and speeches about appraisal and jewelry related topics to private and corporate groups in the Los Angeles area. Gina is currently serving as Gems and Jewelry Education Chair for the American Society of Appraisers and co-instructor for their Appraisal Report Writing For Insurance Coverage course.

Professional Affiliations
• Fellow of the Gemmological Association of Great Britain (FGA)
• Fellow of The Gemological Association of Australia (FGAA)
• Certified Master Appraiser of the National Association of Jewelry Appraisers (NAJA)
• Accredited Senior Gemologist, Accredited Gemologists Association (AGA)
• Member of the National Association of Watch and Clock Collectors, (NAWCC)
• Accredited Senior Member & Master Gemologist Appraiser®, (ASA)

Headshot photo of Peter Shemonsky
Peter Shemonsky
Director, Fine Jewelry, San Francisco
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Mr. Shemonsky has worked within the jewelry industry throughout his professional career in retailing, design, manufacturing and the auction business. He holds a B.F.A. from the Philadelphia College of Art a Graduate Gemologist degree from the Gemological Institute of America.  

Prior to joining Heritage, he ran his own by-appointment appraisal and jewelry business in San Francisco, Ca. He is the former director for the international jewelry buying company CIRCA in San Francisco and Hong Kong. Previously he was the director of the fine jewelry and timepiece department of Bonham's auction house for North America.  

He is the course writer and instructor for the International Society of Appraisers course on Antique and Period Jewelry. In addition, he is a nationally recognized lecturer and writer on antique and period jewelry, and one of the founding board members for the American Society of Jewelry Historians West Coast chapter and has been a featured appraiser with the Antiques Roadshow for the past 16 years.

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Tracy Sherman
Director, Fine Jewelry, Palm Beach & New York
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Before joining Heritage, Tracy originally hailed from the Buffalo, New York area and was working toward a BA in Art History at SUNY Buffalo before she was given an opportunity to start her career in Jewelry at Sotheby’s in NYC. Over 22 years, Tracy developed her expertise in jewelry while heading various departments. As an auctioneer, she proudly auctioned the estates of Ella Fitzgerald and George Burns among others, and was an integral player for the jewelry in auctions for the Duchess of Windsor, Andy Warhol and Jackie Kennedy Onassis while at Sotheby’s.  Tracy left Sotheby’s to open her own jewelry brokerage business and do what she loves — helping clients refine their collections by adding to them or selling their unworn or unwanted pieces. Among her accomplishment, she spearheaded the sale of the estate of Marge Kelly’s jewelry collection at public auction for million. In addition, she opened and ran a Palm Beach buying office for a New York firm (CIRCA) for six years.  For the past four years, Tracy has returned to run her own business in Palm Beach, assisting clients in all areas of art and antique collecting, whether through formal appraisals, buying or selling, and using her network of allied professionals and collectors to achieve the best financial outcome for her clients. Additionally, she is USPAP certified to ensure compliance with today’s insurance and IRS requirements.   

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Jacco Scheper
Managing Director, Europe
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Jacco Scheper started collecting coins and stamps in 1977 at the age of 7. After graduating from the famous international Business University Nijenrode in 1991, Jacco held various management positions. In 1996 he and Huib Pelzer acquired coin show organizer MPO, and eventually transformed it into an auction and trading company. MPO held its first auction in 1999. Within a few years MPO became the leading auction house for coins, banknotes and stamps in the Netherlands, and expanded its auction activities to other collectibles from 2011 onwards. In 2015 MPO’s superb reputation for integrity and expertise caught the attention of the owners of Heritage Auctions, which acquired MPO and its entire staff and rebranded it as Heritage Auctions Europe. 

In 2006 Jacco was voted onto the board of the NVMH (Dutch association of Coin Dealers), and elected President of the board in 2009, serving a 6 year term ending in 2012. In 2015 he became President again. Jacco also serves as one of the experts of the NVMH Committee for Numismatic Certification. He also served as a member of the board of SBN (Foundation to Promote Numismatics) from 2006 until 2015, is one of the judges of Krause's COTY (Coin Of The Year – Award), and holds memberships in TMV (Association for Registered Appraisers), Hobéon – recognized – and KGMPK (Royal Society for Coins and Medals).

Jacco is conversant in English, French, Dutch/Flemish and German.

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Kenneth Yung
Director of Asian Operations
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Kenneth Yung joined Heritage Auctions as Director of Asian Operations after building a career in numismatics as one of the most active dealers in the Hong Kong and China markets. In addition to accepting consignments for upcoming Heritage auctions, he will be responsible for all Hong Kong office operations. Kenneth began to develop a strong interest in collecting older items as a child, which eventually led to collecting coins and banknotes during his high school years, and owning a retail business in Hong Kong during the 1990’s. He has been a full-time dealer since 2002 and PCGS, NGC & PMG authorized dealer since 2012. A committee member of the Hong Kong Numismatic Society and Vice Chairman of the Hong Kong Stamp and Coin Dealer Association, Kenneth is the organizer of the Hong Kong International Numismatic Fair (HKINF), which is held each June and December.