Mallett is delighted to be able to offer a range of services to private and institutional clients. Gathered around four categories broadly defined as art advisory, collection management, valuations, and care and restoration. Each of these areas regularly depends on another. With Mallett and her sister companies, we are able to look after all aspects of your collection.

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Art Advisory

Under the Mallett banner, we are proud to provide advice around building, refining or editing your collection of furniture and works of art. As part of Gurr Johns International, the art advisory and valuations company, Mallett is able to provide a distinctive and unique service to Mallett clients, past and future. We work alongside our dynamic and varied advisory practice, which supports clients through all phases of the art market cycle. Clients benefit from expert capabilities in acquisitions, negotiating sales, buying and selling at auction, valuations, collection management, philanthropy, insurance, and tax and estate planning. For further information please contact Rufus Bird.

We are trusted consultants to private individuals, experienced collectors, family offices, lawyers, and art institutions.  When partnering with Mallett, you can expect significant engagement with veteran dealmakers, first-class due-diligence and the highest standards of confidentiality and discretion.

Illustrated here is a giltwood bench, from Thomas Hope's country estate near Dorking, The Deepdene, and sold by Gurr Johns on behalf of a private client to The Metropolitan Museum of Art, New York (

Collection Management

We are delighted to be able to offer a comprehensive collection management service for clients, comprising expert advice on the physical environment, database management, loans, insurance, transport, framing, restoration, conservation and staff training.  A new addition to the collection management service is a full collection care offer, with the aim of preserving the long-term condition of objects in your collection. For further information please contact Rufus Bird.

(detail: Hieronymus Francken (1578-1623) and Jan Brueghel the Elder (1568-1625), Archdukes Albert and Isabella visiting the collection of Pierre Roose, oil on panel, The Walters Art Gallery, Baltimore (37.2010, museum purchase 1948)).


Mallett works with its parent company Gurr Johns to provide appraisals of tangible personal property. From the valuation of a single object to the comprehensive management of art collections the world over, Gurr Johns specialists value over $10 billion in assets annually.

Our global network of 160 specialists offers expertise across all asset categories. In the United States all our experts are compliant with the Uniform Standards of Professional Appraisal Practice (USPAP).Our fully illustrated appraisal reports are a valuable resource for clients and their advisors. A Gurr Johns report includes cataloguing details, notes on provenance and condition, current location and the appropriate value for each item listed. All our appraisals are executed with the highest level of professional integrity and client confidentiality is rigorously maintained. For further information please contact Rufus Bird.

Care and Restoration

Mallett has a long history of association with Hatfields Restoration (also within the Gurr Johns group). Hatfields have been at the forefront of traditional restoration since their foundation in 1865 and have worked for prestigious clients including Queen Victoria, Eton College and the Palace of Westminster, as well as installing luxurious interiors for private clients, making bespoke pieces and copies - including the famous and much-loved Chinese-inspired Mallett designed low coffee tables with exotic tops and two-tier wheeled small occasional tables with castors.  Hatfields will be pleased to work with you to assist with installation, repair and maintenance of your works of art collection.

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