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World Class
Filtration Solutions

Meet the Team

Tom Liddell

Managing Director

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David Mellor

Finance Director

Find out more

->

Ian Boxall

Engineering and Technical Director

Find out more

->
Close

Tom Liddell

Managing Director

Joined Porvair Filtration Group in April 2008.


Previous career:


Tom began his career in the Nuclear Industry, working for the private arm of the UK Atomic Energy Authority, designing equipment, and managing significant construction projects associated with decommissioning. Following that he worked as a consultant on intellectual property and then managed a small business developing next-generation portable power for the British Army.


Relevant experience:


Tom has led the Aerospace and Industrial divisions of Porvair for 12 years and has seen the development of the business from a small UK-based filtration company to the global organisation it is today. He has a Masters degree in mechanical engineering and a Diploma from Warwick Business School.

Close

David Mellor

Finance Director

Joined Porvair Filtration Group in  2010.


Previous career:


David started out in the Pharmaceutical Industry working for Wyeth and worked his way from Trainee Accountant to Finance Director focusing predominantly on the manufacturing and distribution of both prescription and over-the-counter drugs.


Relevant experience:


Since joining Porvair in 2010, David has seen the company more than double in size. Leading the Finance, IT, HR and Trade Compliance functions across the group means he leads many of the integration projects with new acquisitions and with a manufacturing Finance background, his focus is on improving processes on and off the shop floor to ensure we remain competitive and that our people are supported to be the best they can be.

Close

Ian Boxall

Engineering and Technical Director

Joined Porvair Filtration Group in October 1990.


Previous career:


Initially starting his career in the filtration industry, Ian gained wider engineering experience in the agricultural vehicle industry as a Senior Engineer with Ford New Holland, before returning to the filtration sector. Progressing within the business, he has built a comprehensive knowledge of research and development and manufacturing operations.


Relevant experience:


Ian has extensive senior-level knowledge, skills and experience in the design and manufacture of filtration and separation equipment, leading engineering and operational teams and delivering products to critical high-performance applications.


Professional membership:


MCMI.

Jon Churchill

General Manager - Segensworth Division

Find out more

->

Mike Hughes

General Manager - New Milton Division

Find out more

->

Steve Potter

General Manager - Ashland Division

Find out more

->
Close

Jon Churchill

General Manager - Segensworth Division

Joined Porvair Filtration Group in January 2020.


Previous career:


Jon was previous VP Global Operations for Data Storage Systems Division of Seagate Technology LLC. Prior to that leading the WW Operations team for a Capital Equipment OEM with its roots in IBM, having grown within that organisation through 15 years in procurement engineering and supply chain management.  


Relevant experience:


Jon brings significant expertise in leading agile and responsive supply chains serving Tech / Electronics sectors necessitating demand flexibility, high quality and high continuity of supply assurance.


Professional membership:


MCIPS.

Close

Mike Hughes

General Manager - New Milton Division

Joined Porvair Filtration Group in February 2013.


Previous career:


A lifelong specialist in filtration, Mike was a consultant for 3 years before joining Porvair, specialising in risk management and M&A within the filtration sector. Previously he was Managing Director of PCI Membranes Ltd and International Business Development Director for ITT, now Xylem. A Commercial Director, Mike has worked extensively internationally, spending extended periods overseas, working in India, Eastern Europe and the USA.


Relevant experience:


Mike combines his mechanical engineering education, with financial and commercial and legal acumen. Having built successful businesses in the UK and overseas, including acquisition and disposal, Mike brings a diverse experience to Porvair's General Management Team.

Close

Steve Potter

General Manager - Ashland Division

Joined Porvair Filtration Group in August 2019.


Previous career:


Steve spent 5 years as the Operations Manager for Honeywell International’s speciality materials business in Colonial Heights, Virginia. Prior to that, he held leadership roles in the fibre optic component, building materials, and energy sectors.


Relevant experience:


Steve has spent his career in General and Operating Management roles focused on delivering superior customer service while improving operational efficiency. He holds a degree in ceramic engineering from Alfred University (Alfred, NY), and an MBA from the University of Rochester (Rochester, NY).

Gabriel Knight

General Manager - Caribou Division

Find out more

->

Paul Nunes

General Manager - Boise Division

Find out more

->

Karishma Pimpale

General Manager - Mumbai Division

Find out more

->
Close

Gabriel Knight

General Manager - Caribou Division

Joined Porvair Filtration Group in November 2020.


Previous career:


Gabe was previously the Engineering Manager for Contour360 a leading manufacturer of specialty engineered carbide cutting tools. Prior to that leading the Operations team for Applied Thermal Sciences. Conducting research and development work on free piston engines, high-speed propulsion systems and lightweight engineered structures.


Relevant experience:


Gabe brings substantial knowledge of precision manufacturing and project management, with a proven history of quality assurance to meet the ever-increasing demands of today’s supply chain.


Professional membership:


ASME

Close

Paul Nunes

General Manager - Boise Division

Joined Porvair Filtration Group in January 2011.


Previous career:


Paul was the Operations Manager at the Boise division and for TEM Filter Company. Prior to that, Paul was a manufacturing technician and area coordinator at INTEL.


Relevant experience:


Paul has a total of 20 years working in the semiconductor industry. 16 of those years were spent leading various groups working through Lean manufacturing training and ISO certification to optimize production efficiency and organization. Paul has been involved in the development of and has an extensive knowledge of many of the products currently sold out of our Boise Division.

Close

Karishma Pimpale

General Manager - Mumbai Division

Joined Porvair Filtration Group in July 2020.


Previous career:


Karishma took the role as General Manager of Porvair’s India Division in 2020, having worked within the industry since 2007. Although this was during the COVID19 pandemic, Karishma had full confidence in the Company’s leadership and vision and has successfully put in place strategic plans to grow the business.


Relevant experience:


With a B.Tech in Chemical Engineering, Karishma has a total of 16 years work experience within the filtration, oil and gas and refining industries.

Jelle Lanting

General Manager - Royal Dahlman

Find out more

->
Close

Jelle Lanting

General Manager - Royal Dahlman

Previous career:


Jelle has a strong commercial background focusing on Industrial Services and Contracting within the Maritime and Aviation industries. He has largely held roles focusing on the company’s P&L, and specializes in organizational change and growth. Jelle has specific knowledge of contracts and legal having spent most of his career working internationally.


Relevant experience:


Jelle holds a Masters in Business Administration from the Rotterdam School of Management.


 

Tom Liddell

Managing Director

Find out more

->

David Mellor

Finance Director

Find out more

->
Close

Tom Liddell

Managing Director

Joined Porvair Filtration Group in April 2008.


Previous career:


Tom began his career in the Nuclear Industry, working for the private arm of the UK Atomic Energy Authority, designing equipment, and managing significant construction projects associated with decommissioning. Following that he worked as a consultant on intellectual property and then managed a small business developing next-generation portable power for the British Army.


Relevant experience:


Tom has led the Aerospace and Industrial divisions of Porvair for 12 years and has seen the development of the business from a small UK-based filtration company to the global organisation it is today. He has a Masters degree in mechanical engineering and a Diploma from Warwick Business School.

Close

David Mellor

Finance Director

Joined Porvair Filtration Group in  2010.


Previous career:


David started out in the Pharmaceutical Industry working for Wyeth and worked his way from Trainee Accountant to Finance Director focusing predominantly on the manufacturing and distribution of both prescription and over-the-counter drugs.


Relevant experience:


Since joining Porvair in 2010, David has seen the company more than double in size. Leading the Finance, IT, HR and Trade Compliance functions across the group means he leads many of the integration projects with new acquisitions and with a manufacturing Finance background, his focus is on improving processes on and off the shop floor to ensure we remain competitive and that our people are supported to be the best they can be.

Ian Boxall

Engineering and Technical Director

Find out more

->

Jon Churchill

General Manager - Segensworth Division

Find out more

->
Close

Ian Boxall

Engineering and Technical Director

Joined Porvair Filtration Group in October 1990.


Previous career:


Initially starting his career in the filtration industry, Ian gained wider engineering experience in the agricultural vehicle industry as a Senior Engineer with Ford New Holland, before returning to the filtration sector. Progressing within the business, he has built a comprehensive knowledge of research and development and manufacturing operations.


Relevant experience:


Ian has extensive senior-level knowledge, skills and experience in the design and manufacture of filtration and separation equipment, leading engineering and operational teams and delivering products to critical high-performance applications.


Professional membership:


MCMI.

Close

Jon Churchill

General Manager - Segensworth Division

Joined Porvair Filtration Group in January 2020.


Previous career:


Jon was previous VP Global Operations for Data Storage Systems Division of Seagate Technology LLC. Prior to that leading the WW Operations team for a Capital Equipment OEM with its roots in IBM, having grown within that organisation through 15 years in procurement engineering and supply chain management.  


Relevant experience:


Jon brings significant expertise in leading agile and responsive supply chains serving Tech / Electronics sectors necessitating demand flexibility, high quality and high continuity of supply assurance.


Professional membership:


MCIPS.

Mike Hughes

General Manager - New Milton Division

Find out more

->

Steve Potter

General Manager - Ashland Division

Find out more

->
Close

Mike Hughes

General Manager - New Milton Division

Joined Porvair Filtration Group in February 2013.


Previous career:


A lifelong specialist in filtration, Mike was a consultant for 3 years before joining Porvair, specialising in risk management and M&A within the filtration sector. Previously he was Managing Director of PCI Membranes Ltd and International Business Development Director for ITT, now Xylem. A Commercial Director, Mike has worked extensively internationally, spending extended periods overseas, working in India, Eastern Europe and the USA.


Relevant experience:


Mike combines his mechanical engineering education, with financial and commercial and legal acumen. Having built successful businesses in the UK and overseas, including acquisition and disposal, Mike brings a diverse experience to Porvair's General Management Team.

Close

Steve Potter

General Manager - Ashland Division

Joined Porvair Filtration Group in August 2019.


Previous career:


Steve spent 5 years as the Operations Manager for Honeywell International’s speciality materials business in Colonial Heights, Virginia. Prior to that, he held leadership roles in the fibre optic component, building materials, and energy sectors.


Relevant experience:


Steve has spent his career in General and Operating Management roles focused on delivering superior customer service while improving operational efficiency. He holds a degree in ceramic engineering from Alfred University (Alfred, NY), and an MBA from the University of Rochester (Rochester, NY).

Gabriel Knight

General Manager - Caribou Division

Find out more

->

Paul Nunes

General Manager - Boise Division

Find out more

->
Close

Gabriel Knight

General Manager - Caribou Division

Joined Porvair Filtration Group in November 2020.


Previous career:


Gabe was previously the Engineering Manager for Contour360 a leading manufacturer of specialty engineered carbide cutting tools. Prior to that leading the Operations team for Applied Thermal Sciences. Conducting research and development work on free piston engines, high-speed propulsion systems and lightweight engineered structures.


Relevant experience:


Gabe brings substantial knowledge of precision manufacturing and project management, with a proven history of quality assurance to meet the ever-increasing demands of today’s supply chain.


Professional membership:


ASME

Close

Paul Nunes

General Manager - Boise Division

Joined Porvair Filtration Group in January 2011.


Previous career:


Paul was the Operations Manager at the Boise division and for TEM Filter Company. Prior to that, Paul was a manufacturing technician and area coordinator at INTEL.


Relevant experience:


Paul has a total of 20 years working in the semiconductor industry. 16 of those years were spent leading various groups working through Lean manufacturing training and ISO certification to optimize production efficiency and organization. Paul has been involved in the development of and has an extensive knowledge of many of the products currently sold out of our Boise Division.

Karishma Pimpale

General Manager - Mumbai Division

Find out more

->

Jelle Lanting

General Manager - Royal Dahlman

Find out more

->
Close

Karishma Pimpale

General Manager - Mumbai Division

Joined Porvair Filtration Group in July 2020.


Previous career:


Karishma took the role as General Manager of Porvair’s India Division in 2020, having worked within the industry since 2007. Although this was during the COVID19 pandemic, Karishma had full confidence in the Company’s leadership and vision and has successfully put in place strategic plans to grow the business.


Relevant experience:


With a B.Tech in Chemical Engineering, Karishma has a total of 16 years work experience within the filtration, oil and gas and refining industries.

Close

Jelle Lanting

General Manager - Royal Dahlman

Previous career:


Jelle has a strong commercial background focusing on Industrial Services and Contracting within the Maritime and Aviation industries. He has largely held roles focusing on the company’s P&L, and specializes in organizational change and growth. Jelle has specific knowledge of contracts and legal having spent most of his career working internationally.


Relevant experience:


Jelle holds a Masters in Business Administration from the Rotterdam School of Management.


 

Tom Liddell

Managing Director

Find out more

->
Close

Tom Liddell

Managing Director

Joined Porvair Filtration Group in April 2008.


Previous career:


Tom began his career in the Nuclear Industry, working for the private arm of the UK Atomic Energy Authority, designing equipment, and managing significant construction projects associated with decommissioning. Following that he worked as a consultant on intellectual property and then managed a small business developing next-generation portable power for the British Army.


Relevant experience:


Tom has led the Aerospace and Industrial divisions of Porvair for 12 years and has seen the development of the business from a small UK-based filtration company to the global organisation it is today. He has a Masters degree in mechanical engineering and a Diploma from Warwick Business School.

David Mellor

Finance Director

Find out more

->
Close

David Mellor

Finance Director

Joined Porvair Filtration Group in  2010.


Previous career:


David started out in the Pharmaceutical Industry working for Wyeth and worked his way from Trainee Accountant to Finance Director focusing predominantly on the manufacturing and distribution of both prescription and over-the-counter drugs.


Relevant experience:


Since joining Porvair in 2010, David has seen the company more than double in size. Leading the Finance, IT, HR and Trade Compliance functions across the group means he leads many of the integration projects with new acquisitions and with a manufacturing Finance background, his focus is on improving processes on and off the shop floor to ensure we remain competitive and that our people are supported to be the best they can be.

Ian Boxall

Engineering and Technical Director

Find out more

->
Close

Ian Boxall

Engineering and Technical Director

Joined Porvair Filtration Group in October 1990.


Previous career:


Initially starting his career in the filtration industry, Ian gained wider engineering experience in the agricultural vehicle industry as a Senior Engineer with Ford New Holland, before returning to the filtration sector. Progressing within the business, he has built a comprehensive knowledge of research and development and manufacturing operations.


Relevant experience:


Ian has extensive senior-level knowledge, skills and experience in the design and manufacture of filtration and separation equipment, leading engineering and operational teams and delivering products to critical high-performance applications.


Professional membership:


MCMI.

Jon Churchill

General Manager - Segensworth Division

Find out more

->
Close

Jon Churchill

General Manager - Segensworth Division

Joined Porvair Filtration Group in January 2020.


Previous career:


Jon was previous VP Global Operations for Data Storage Systems Division of Seagate Technology LLC. Prior to that leading the WW Operations team for a Capital Equipment OEM with its roots in IBM, having grown within that organisation through 15 years in procurement engineering and supply chain management.  


Relevant experience:


Jon brings significant expertise in leading agile and responsive supply chains serving Tech / Electronics sectors necessitating demand flexibility, high quality and high continuity of supply assurance.


Professional membership:


MCIPS.

Mike Hughes

General Manager - New Milton Division

Find out more

->
Close

Mike Hughes

General Manager - New Milton Division

Joined Porvair Filtration Group in February 2013.


Previous career:


A lifelong specialist in filtration, Mike was a consultant for 3 years before joining Porvair, specialising in risk management and M&A within the filtration sector. Previously he was Managing Director of PCI Membranes Ltd and International Business Development Director for ITT, now Xylem. A Commercial Director, Mike has worked extensively internationally, spending extended periods overseas, working in India, Eastern Europe and the USA.


Relevant experience:


Mike combines his mechanical engineering education, with financial and commercial and legal acumen. Having built successful businesses in the UK and overseas, including acquisition and disposal, Mike brings a diverse experience to Porvair's General Management Team.

Steve Potter

General Manager - Ashland Division

Find out more

->
Close

Steve Potter

General Manager - Ashland Division

Joined Porvair Filtration Group in August 2019.


Previous career:


Steve spent 5 years as the Operations Manager for Honeywell International’s speciality materials business in Colonial Heights, Virginia. Prior to that, he held leadership roles in the fibre optic component, building materials, and energy sectors.


Relevant experience:


Steve has spent his career in General and Operating Management roles focused on delivering superior customer service while improving operational efficiency. He holds a degree in ceramic engineering from Alfred University (Alfred, NY), and an MBA from the University of Rochester (Rochester, NY).

Gabriel Knight

General Manager - Caribou Division

Find out more

->
Close

Gabriel Knight

General Manager - Caribou Division

Joined Porvair Filtration Group in November 2020.


Previous career:


Gabe was previously the Engineering Manager for Contour360 a leading manufacturer of specialty engineered carbide cutting tools. Prior to that leading the Operations team for Applied Thermal Sciences. Conducting research and development work on free piston engines, high-speed propulsion systems and lightweight engineered structures.


Relevant experience:


Gabe brings substantial knowledge of precision manufacturing and project management, with a proven history of quality assurance to meet the ever-increasing demands of today’s supply chain.


Professional membership:


ASME

Paul Nunes

General Manager - Boise Division

Find out more

->
Close

Paul Nunes

General Manager - Boise Division

Joined Porvair Filtration Group in January 2011.


Previous career:


Paul was the Operations Manager at the Boise division and for TEM Filter Company. Prior to that, Paul was a manufacturing technician and area coordinator at INTEL.


Relevant experience:


Paul has a total of 20 years working in the semiconductor industry. 16 of those years were spent leading various groups working through Lean manufacturing training and ISO certification to optimize production efficiency and organization. Paul has been involved in the development of and has an extensive knowledge of many of the products currently sold out of our Boise Division.

Karishma Pimpale

General Manager - Mumbai Division

Find out more

->
Close

Karishma Pimpale

General Manager - Mumbai Division

Joined Porvair Filtration Group in July 2020.


Previous career:


Karishma took the role as General Manager of Porvair’s India Division in 2020, having worked within the industry since 2007. Although this was during the COVID19 pandemic, Karishma had full confidence in the Company’s leadership and vision and has successfully put in place strategic plans to grow the business.


Relevant experience:


With a B.Tech in Chemical Engineering, Karishma has a total of 16 years work experience within the filtration, oil and gas and refining industries.

Jelle Lanting

General Manager - Royal Dahlman

Find out more

->
Close

Jelle Lanting

General Manager - Royal Dahlman

Previous career:


Jelle has a strong commercial background focusing on Industrial Services and Contracting within the Maritime and Aviation industries. He has largely held roles focusing on the company’s P&L, and specializes in organizational change and growth. Jelle has specific knowledge of contracts and legal having spent most of his career working internationally.


Relevant experience:


Jelle holds a Masters in Business Administration from the Rotterdam School of Management.


 

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