Innospec Inc

chemistry matters


Patrick Williams webPatrick Williams
President and Chief Executive Officer

Patrick Williams was appointed as President and Chief Executive Officer in April 2009. He had previously been Executive Vice President and President, Fuel Specialties with the Corporation since 2005. In addition to this role, he also assumed responsibility for the Performance Chemicals business in 2008. Prior to 2005, he was Chief Executive Officer for the Corporation's Fuel Specialties business in the Americas, having held a number of senior management and sales leadership roles in that business since 1993. Since February 2020, Patrick has been a Non-Executive Director for AdvanSix Inc., a NYSE listed chemicals manufacturer of nylon 6 resin, chemical intermediates and sulfate fertilizer, and is on their Compensation and Leadership Development Committee and their Health, Safety, Environmental and Sustainability Committee

Phil Boon webPhil Boon
Chief Operating Officer

Phil Boon was appointed as Chief Operating Officer in November 2015. In this role, Phil has direct responsibility for the global Fuel Specialties business as well as an overseeing role with our global Personal Care and Oilfield Specialties businesses and has a key role in the strategic development of Innospec. Prior to this, Phil was the Executive Vice President, Business Operations from June 2009 and was responsible for all our businesses in Europe, Middle East and Africa (EMEA). Phil joined the company in 1997 and has held various senior management positions covering most operational aspects of the business. He has over 25 years international experience in the specialty chemicals industry and previously held positions with Ciba Geigy and FMC in the USA and Europe. Phil has a PhD in Chemistry from Leicester University.

Ian Clem webIan Cleminson
Executive Vice President and Chief Financial Officer

Ian Cleminson serves as Executive Vice President and Chief Financial Officer. Prior to this he spent four years as Financial Controller of the Performance Chemicals and Fuel Specialties divisions. Before joining the company in 2002, Ian held a number of senior financial management and accounting positions. He spent three years as Financial Controller of the Superabsorbents division of BASF plc and also worked as an accountant in private practice. He has a Master of Social Science degree from Birmingham University.

Cathy Hessner Cathy Hessner
Senior Vice President Human Resources

Cathy Hessner joined the company in March 2003 and rose quickly to the position of Senior Vice President, Human Resources. Prior to this Cathy was the European Human Resources Director for US commodity chemicals company Nova Chemicals and, from 1995 to 1999, European Human Resources Director for U.S. brewing corporation Anheuser-Busch. Before joining Anheuser-Busch she spent nine years with various divisions of Mars Incorporated carrying out a range of Human Resources and general business roles. Cathy has a PhD in Econometrics.

Ian McRobbieIan McRobbie
Senior Vice President and Chief Technology Officer

Ian McRobbie joined the company in January 2002 and was appointed Senior Vice President, Research and Technology, shortly afterwards. Prior to this Ian had spent thirteen years as Technical Director of A H Marks and Company Ltd., a privately owned British chemical company operating in the agrochemical and specialty chemical markets. Ian has also held senior research and manufacturing roles for Seal Sands Chemical Co., a wholly owned subsidiary of the Hexcel Corporation in California and BTP plc, now part of Clariant.

Brian Watt webBrian Watt 
Senior Vice President, Corporate Development and Investor Relations

Brian Watt serves as Senior Vice President, Corporate Development and Investor Relations. Prior to this, Brian served as Vice President, Strategic Planning and Regulatory Affairs from 2010 to June 2017. Brian joined Innospec as M&A Manager in 2001 and has held a number of senior commercial and business roles in both the Fuel Specialties and Performance Chemicals businesses. Before joining Innospec, Brian gained significant international experience in the chemicals industry with Shell, ICI, Avecia and Zeneca in Europe and Asia Pacific.

David Jones webDavid Jones
Vice President, General Counsel & Chief Compliance Officer and Corporate Secretary

David Jones was appointed Vice President, General Counsel & Chief Compliance Officer and Corporate Secretary in January 2018. Before joining the company, David served as Vice President, Deputy General Counsel of West Corporation, Chief Counsel of Lennox International and Partner with DLA Piper LLP. David is a Certified Public Accountant and was in private practice with Ernst & Young and PwC prior to commencement of his legal career and has over 25 years experience as an attorney and a C.P.A. He has a law degree from The University of Texas School of Law and a degree in accounting  from The University of Texas at Austin.


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