Expert Appraisals for Trusts & Estates


Doyle is a dynamic company with a reputation for professional, personalized, and discreet service. Doyle has a history of more than fifty years of providing comprehensive appraisal and auction services tailored to the individual needs of each estate or collection. Our knowledgeable team of world-class professionals brings together decades of experience for a sophisticated analysis of today’s marketplace. Estate executors, fiduciary advisors, collectors and heirs trust us to provide fair market value appraisals and state-of-the-art auction services that to our guiding principles of integrity, expertise and service.

Headquartered in New York with offices from coast to coast, Doyle is strategically situated to serve families and fiduciaries in all areas of the country. We excel in presenting property from estates and collections to our vast network of the world’s leading private collectors, advisors, dealers and curators. With our creative outreach in both traditional and digital media, our auctions are seen by buyers throughout the world.

Our record-breaking sales demonstrate the depth and strength of our global reach. Doyle's New York-based team and regional advisors are always available to discuss the appraisal and sale of a single object or an entire collection.

Doyle’s New York gallery connects buyers and sellers to the global auction market. We offer a full array of live and online auctions. A pioneer of digital innovation in the auction world, Doyle broadcasts our auctions globally. Our buyers represent 92 countries across six countries. 

Our galleries in Palm Beach, Beverly Hills and Charleston host events and previews of jewelry, fine art and other highlights, drawing collectors from far and wide for enhanced visibility on upcoming property.

We offer:

  • Live auctions in our New York salesroom, and exhibition galleries in New York, Palm Beach and Beverly Hills
  • A wide range of object values at auction, ensuring we can accommodate more of your property
  • Flexible seller’s commissions and fees
  • Coordination of transport to Doyle
  • Insured storage
  • Auction catalogues with biographical introductions for private collections
  • Live auctions transmitted worldwide
  • Live, interactive internet bidding with Doyle’s “BidLive!” technology and via other auction platforms
  • Live telephone bidding
  • Optional outright purchase of property
  • Comprehensive liquidation of entire estates or collections, with property of moderate value handled by Doyle’s online-only auction subsidiary Hayloft Auctions

Trusts & Estates Department

Joanne Porrino Mournet

President / Executive Director, Trusts & Estates


Peter Costanzo

Senior Vice President / Executive Director

212-427-4141 ext 248

Jennifer K. Pitman

Vice President, Director of Regions 

212-427-4141 ext 208