board of directors

Guillermo Novo

Chair of the Board and Chief Executive Officer

Guillermo Novo joined Ashland’s Board of Directors in May 2019 and he became Chief Executive Officer of Ashland December 31, 2019. Previously he was the President and Chief Executive Officer of Versum Materials and a member of its Board of Directors. Novo also served as Executive Vice President,

Member of the Capital Allocation Advisory Committee

Steven D. Bishop

Former Chief Executive Officer, P&G, Consumer Health Care

Steve Bishop is the recently retired chief executive officer of P&G consumer health care. In this capacity, he led the $11 billion consumer health care reportable unit. Previously, he served in president or group president roles across other P&G global operating units.

Member of the Environmental, Health, Safety and Quality Committee

Member of the Compensation Committee

Sanat Chattopadhyay

Former Executive Vice President of Merck & Co.

Sanat Chattopadhyay, is the recently retired executive vice president of Merck and Company (NYSE: MRK) where he served as a key advisor to the CEO, an Executive Committee member, and President of the Manufacturing Division. Prior to Merck and Company, Mr.

Chair of the Environmental, Health, Safety and Quality Committee

Member of the Governance & Nominating Committee

Suzan F. Harrison

Former President, Colgate-Palmolive Company, Global Oral Care

Suzan Harrison has held a variety of leadership positions at the Colgate-Palmolive Company. She was named president, global oral care in 2011, a position she held until her retirement in 2019. Previously, she was president, Hill’s Pet Nutrition Inc. North America, and held other senior leadership

Chair of the Compensation Committee

Member of the Governance & Nominating Committee

Ashish Kulkarni Ph.D.

CEO of Kebotix

Ashish K. Kulkarni, Ph.D., joined the Ashland Board in May 2024. Mr. Kulkarni is the CEO of Kebotix, a startup company focused on commercializing artificial intelligence methods into new material commercialization. He is the former executive vice president and chief innovation officer of GAF, a

Member of the Governance & Nominating Committee

Member of the Environmental, Health, Safety and Quality Committee

Bertrand Loy

Former Executive Chairman and Chief Executive Officer, Entegris, Inc.

Bertrand Loy joined the Ashland Board in May 2026. Mr. Loy served as executive chairman and chief executive officer of Entegris, Inc., a leading supplier of advanced materials and process solutions for the semiconductor and high-technology industries from 2012 until August 2025.

Member of the Audit Committee

Member of the Governance & Nominating Committee

Member of the Capital Allocation Advisory Committee

Susan L. Main

Former Senior Vice President and Chief Financial Officer, Teledyne Technologies Incorporated

Susan L. Main joined Ashland’s board in July 2017 and serves as the Lead Director and is on the audit committee and compensation committee. Ms. Main served as the Senior Vice President and Chief Financial Officer of Teledyne Technologies Incorporated, a leading provider of advanced technology and

Lead Director

Member of the Audit Committee

Member of the Compensation Committee

Member of the Capital Allocation Advisory Committee

Jerome A. Peribere

Retired President and Chief Executive Officer of Sealed Air Corporation

Jerome A. Peribere joined Ashland's board in January 2018. He serves on the Environmental, Health, Safety and Quality Committee and the Compensation Committee. Mr. Peribere retired as president and chief executive officer of Sealed Air Corporation in December 2017 after serving in that role since

Chair of the Governance & Nominating Committee

Member of the Audit Committee

Allen A. Spizzo

Former Vice President and Chief Financial Officer, Hercules Incorporated

Allen A. Spizzo joined the Ashland Board in July 2026. Mr. Spizzo served as vice president and chief financial officer of Hercules Incorporated, a global specialty chemicals company, from 2004 until the company’s acquisition by Ashland in 2008. Prior to becoming chief financial officer, he served

Member of the Capital Allocation Advisory Committee

Peter T. Thomas

Former Chair, President and Chief Executive Officer, Ferro Corporation

Peter T. Thomas joined the Ashland Board in July 2026. Mr. Thomas served as chair, president and chief executive officer of Ferro Corporation, a leading global producer of technology-based performance materials for manufacturers serving the specialty chemicals, electronics, industrial, and coatings

Chair of the Capital Allocation Advisory Committee

Scott A. Tozier

Former Strategic Advisor to the CEO of Albemarle Corporation

Scott A. Tozier retired in February 2025 from the Albemarle Corporation (NYSE: ALB), a specialty chemicals manufacturing company. Prior to his retirement, he most recently served as the Strategic Advisor to the CEO, a position he had held since November 2023. Prior to November 2023, Mr.

Chair of the Audit Committee

Member of the Environmental, Health, Safety and Quality Committee

Chair of the Capital Allocation Advisory Committee

executive officers

Guillermo Novo

Chair of the Board and Chief Executive Officer

Dr. Osama M. Musa

Senior Vice President and Chief Technology Officer

Dr. Osama M. Musa is currently Senior Vice President and Chief Technology Officer for Ashland Inc. (NYSE: ASH). He leads Ashland’s Global Research and Development focusing on consumer and industrial markets including pharmaceutical, personal care, beverage, nutrition, agricultural, coatings,

Eileen Drury

Senior Vice President and Chief Human Resources Officer, Ashland

Eileen Drury was appointed Senior Vice President and Chief Human Resources Officer, Ashland, on November 18, 2021. Eileen is a collaborative and authentic leader with 36 years of experience implementing human capital solutions to support and enable high performance.

William C. Whitaker

Senior Vice President and Chief Financial Officer

William C. Whitaker is Senior Vice President and Chief Financial Officer, Ashland. William C. Whitaker was named senior vice president and chief financial officer, Ashland, on July 18, 2025. Whitaker joined Ashland in 2015 and has held several positions of increasing responsibility in corporate

Robin Lampkin

Senior Vice President, General Counsel and Secretary

Robin Lampkin is the senior vice president, general counsel and secretary, Ashland. Robin joined Ashland in 1991 and has held various roles throughout her 32-year tenure including tort litigation and global environmental regulatory and remediation. As Ashland’s chief compliance officer, she has

Alessandra Faccin Assis

Senior Vice President and General Manager, Life Sciences and Intermediates

Alessandra Faccin Assis is the Senior Vice President and General Manager, Life Sciences and Intermediates, Ashland. Alessandra is a dynamic and results-oriented business leader with a strong track record accelerating growth, driving execution discipline and emerging markets growth, and building

James Minicucci

Senior Vice President and General Manager, Personal Care

Jim Minicucci is the Senior Vice President and General Manager, Personal Care, Ashland. Jim is an accomplished global business leader with demonstrated success for delivering both top and bottom-line results. He has a proven track record of leading organizations including sales, marketing,

Dago Caceres

Senior Vice President and General Manager, Specialty Additives

Dago Caceres is senior vice president and general manager, Specialty Additives, Ashland, a position he has held since April 2024. Prior to joining Ashland, Dago served as global strategy director, IFF Pharma Solutions, from February 2021 to April 2024.

directors and officers

board of directors

executive officers