Chai Consulting

The most trusted name in wine collection management.

About UsServices


Chai Consulting is the most trusted expert wine services and wine collection management company in the world. Founded by renowned wine expert, Maureen Downey, in 2005, Chai Consulting has consulted on, assembled, liquidated and currently curates several of the world’s most impressive wine and spirits collections. Chai Consulting expert witness services have been instrumental in winery and wine collection loss claims, criminal and civil litigations, as well as private appraisals for insurance, tax, and estate needs.

With offices in the USA, Europe and Asia, Chai Consulting is the best advisory and on-site services firm for wine and spirits collectors no matter where they are located. Whether considering a purchase for investment, managing out of control inventories, or sales representation of partial, or entire collections, Chai Consulting experts make the process simple, enjoyable, and highly lucrative.

“The world’s foremost expert on counterfeit wines.”
– Decanter Magazine

About Us

Chai Consulting
is a wine collector
services firm founded by
Maureen Downey in 2005.

Top 50 Most Powerful Women in Wine
– The Drink’s Business

Chai Consulting offers bespoke services to enthusiasts, collectors, and professionals the world over. Ensuring security of authentic purchases, holdings, and investments with accurate inventories, unparalleled sales results, and for vendors – confident, loyal clients.

Liquidation/ Sales Representation & Sourcing

Auctions Sales Representation or Direct Sales at Highest Possible Returns. Sourcing Of Hard-to-Find Proper, Authentic Bottles.

Experience Expert Witness & Appraisals

Expert Valuation and Appraisals. Experienced Expert Witness Services for Loss, Valuation, Authentication, Fraud Prosecution, Asset Division, Estate Planning, Insurance Claims and Estate Needs, Including Litigation.

Collection Curation & Inventory Management

Cellar Planning and Purchase Advisory Services. Inventory Organization/Reorganization and Inventory Maintenance Systems Installation and Ongoing Management of Wine and Spirits Inventories.

TCM® Wine Authentication

Whether A Single Bottle of Wine, or an Entire Cellar Full, We Determine the Authenticity of Your Investment Pre- or-Post Purchase.

Authentication Trainings

Our team of professionals have conducted trainings both private and public around the world.

Contact our Experts

Chai (fr) cave à vin, cellier. wine cellar
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