![Deirdre Mahlan](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Deirdre Mahlan
Director/Board Member at
KIMBERLY-CLARK CORPORATION
Net worth: 241 883 $ as of 2026-06-29
Profile
Deirdre A. Mahlan is currently President & Chief Executive Officer at Duckhorn Wine Co., Chairman at Distilled Spirits Council of the United States, Inc. since 2018, Independent Director at Kimberly-Clark Corp.
since 2021, Director at Experian Information Solutions, Inc. since 2012, Independent Director at The Hershey Co. starting 2025, and Member of The Hundred Group of Finance Directors.
Former roles include President & Chief Executive Officer at The Duckhorn Portfolio, Inc. from 2024 to 2025, Chief Financial Officer & Executive Director at Diageo Plc from 2012 to 2015, Non-Executive Director at Experian Plc from 2012 to 2022, Independent Non-Executive Director at Haleon Plc from 2022 to 2024, President at Diageo North America, Inc. from 2015 to 2020, Senior Manager at PricewaterhouseCoopers LLP (United Kingdom), Vice President-Finance at Diageo Beer Company USA, Inc., and Chief Financial Officer at Diageo Plc in 2025.
Education includes an MBA from The Trustees of Columbia University in The City of New York and undergraduate studies at New York University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-06-30 | 1,363 ( 0% ) | 239 138 $ | 2026-06-29 | |
| 2026-01-01 | 25 ( 0% ) | 2 744 $ | 2026-06-29 |
Deirdre Mahlan active positions
| Companies | Position | Start |
|---|---|---|
| KIMBERLY-CLARK CORPORATION | Director/Board Member | 2021-09-14 |
| THE HERSHEY COMPANY | Director/Board Member | 2025-05-05 |
The Hundred Group of Finance Directors | Corporate Officer/Principal | - |
Experian Information Solutions, Inc.
 Experian Information Solutions, Inc. Data Processing ServicesTechnology Services Provides data analytics, technology and related software solutions | Director/Board Member | 2012-08-31 |
Distilled Spirits Council of the United States, Inc.
 Distilled Spirits Council of the United States, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a trade association representing the leading producers and marketers of distilled spirits | Chairman | 2018-06-24 |
Duckhorn Wine Co.
 Duckhorn Wine Co. Beverages: AlcoholicConsumer Non-Durables Produces and markets wines | Chief Executive Officer | - |
Former positions of Deirdre Mahlan
| Companies | Position | End |
|---|---|---|
| DIAGEO PLC | Director of Finance/CFO | 2025-12-30 |
| THE DUCKHORN PORTFOLIO, INC. | Chief Executive Officer | 2025-01-31 |
| HALEON PLC | Director/Board Member | 2024-09-30 |
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Training of Deirdre Mahlan
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
61
1st degree connections
15
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 15 |
|---|---|
The Hershey Co.
 The Hershey Co. Food: Specialty/CandyConsumer Non-Durables Manufactures, sells and distributes chocolate, candy, chewing gum, non-confectionery products and snack foods | Consumer Non-Durables |
Kimberly-Clark Corp.
 Kimberly-Clark Corp. Household/Personal CareConsumer Non-Durables Manufactures paper based products and provides cleaning solutions | Consumer Non-Durables |
Diageo Plc
 Diageo Plc Beverages: AlcoholicConsumer Non-Durables Produces, distributes and sells wine, beer and other beverages | Consumer Non-Durables |
Diageo North America, Inc.
 Diageo North America, Inc. Food DistributorsDistribution Services Wholesales beer, wines and whiskey | Distribution Services |
Experian Plc
 Experian Plc Miscellaneous Commercial ServicesCommercial Services Provides decision analytics, marketing services, consumer services and credit services | Commercial Services |
The Trustees of Columbia University in The City of New York
 The Trustees of Columbia University in The City of New York Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
New York University
 New York University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Experian Information Solutions, Inc.
Experian Information Solutions, Inc. Data Processing ServicesTechnology Services Provides data analytics, technology and related software solutions | Technology Services |
PricewaterhouseCoopers LLP (United Kingdom)
 PricewaterhouseCoopers LLP (United Kingdom) Miscellaneous Commercial ServicesCommercial Services Provides audit, tax, legal, advisory and consulting services | Commercial Services |
Duckhorn Wine Co.
Duckhorn Wine Co. Beverages: AlcoholicConsumer Non-Durables Produces and markets wines | Consumer Non-Durables |
Diageo Beer Company USA , Inc.
 Diageo Beer Company USA , Inc. Food DistributorsDistribution Services Part of Diageo Plc, Diageo Beer Company USA, Inc. is a company based in Norwalk, CT. | Distribution Services |
Distilled Spirits Council of the United States, Inc.
Distilled Spirits Council of the United States, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a trade association representing the leading producers and marketers of distilled spirits | Commercial Services |
The Hundred Group of Finance Directors | |
The Duckhorn Portfolio, Inc.
 The Duckhorn Portfolio, Inc. Food DistributorsDistribution Services Distributes wines | Distribution Services |
Haleon Plc
 Haleon Plc Pharmaceuticals: MajorHealth Technology Operates as a holding company whose subsidiaries manufactures oral, pain relief, digestive and respiratory health products, vitamins & supplements | Health Technology |
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- Deirdre Mahlan
