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Executive Team

Aamir Khalid

Aamir Khalid
Chief Executive

Aamir has worked at TWI for the past 20 years. Aamir obtained an Applied Physics degree from University College London, a Masters and PhD in NDT from Brunel and Cranfield Universities and later an MBA from London South Bank University. He spent several years in industry before joining TWI as NDT section manager, specialising in applying robotics to non-destructive testing. From here, he progressed to lead the company’s non-destructive testing technology group in 2004 and became TWI Technology Director in 2010.

In 2012 he launched the Structural Integrity Research Foundation (SIRF), a knowledge transfer platform for technical excellence in structural integrity, alongside BP and the Lloyd’s Register Foundation. Through SIRF he has been able to deliver the National Structural Integrity Research Centre (NSIRC) with its aims of generating research outcomes to meet Member needs and at the same time placing 550 workplace experienced postgraduate students into industry. His work to create TWI’s Innovation Network has resulted in ten Innovation Centre partnerships, 24 Accelerated Innovation Programmes and four Private Technology Innovation Partnerships.

Outside TWI, Aamir is currently Chair of the Cambridgeshire and Peterborough Combined Authority Business Board. He has been a former Director of the Manufacturing Technology Centre (part of the government’s High Value Manufacturing Catapult), and is currently an Associate Professor at Brunel University London.

Aamir became the Chief Executive of TWI in February 2019.


The Directors


Gillian Leech

Gillian Leech
Director of Finance

Qualified in accountancy, Gillian came to TWI in 1996 as a Financial/Business Analyst. Her business analysis expertise quickly established her in the role of Group Manager for the Business Services and Finance Department. Gillian became an Associate Director in 2004 and was appointed Director of Finance and Support Services in 2010.

Paul Woollin

Paul Woollin
Director of Research

Paul joined the Materials Department at TWI in 1992, earlier graduating and gaining a doctorate from the University of Cambridge. He specialises in the metallurgy, weldability and weld properties of stainless steels and nickel alloys. In 2000, he became Head of the Materials Department and was appointed Director of Research in 2010.

Mike Russell

Mike Russell
Operations Director

An expert in friction welding, Mike Russell began working at TWI in 1999 as part of a government-supported postgraduate studentship programme. He headed the friction and forge processes section for over ten years, becoming group manager of TWI’s joining technologies team in 2014 and Operations Director in 2016. Mike is a Chartered Engineer and recipient of The Welding Institute’s Lidstone Medal and the Larke-Lillicrap award. He has authored over 60 technical papers and represents the UK in ISO standards development for friction processes.



Tat-Hean Gan
Director of Innovation and Skills

Tat-Hean joined TWI in 2006 after graduating with a first-class honours degree in electrical and electronics engineering from the University of Nottingham before pursuing an MSc in Advanced Mechanical Engineering, his PhD in Engineering from Warwick University and his Executive MBA degree from the University of Birmingham. Tat-Hean’s areas of expertise include non-destructive testing, signal processing and imaging techniques, structural and condition monitoring, technology transfer and exploitation, business and technology development, IP and patents, project management, collaborative programmes, public funding, international business and recruitment for engineering services. Tat-Hean was appointed the Innovation and Skills Director in 2019. He is also the Director of the Brunel Innovation Centre (BIC) and the Director of the National Structural Integrity Research Centre (NSIRC), the UK's first industry-led postgraduate education and research centre in structural integrity, which is based at TWI.



Shervin Maleki
Director of Global Development

Shervin joined TWI in 2006 and worked for seven years as the Associate Director in Global Training and Technical Services, as well as the Group Manager in Asset and Fracture Integrity Management. With expertise in risk and reliability engineering, risk assessment, risk-based inspection, and fitness-for-service, Shervin was appointed to the position of Global Development Director in 2019.



Steve Shi
Director of Industrial Membership

Steve joined TWI in 2001 as a Senior Project Leader following the completion of his PhD. From there he became the China Programme Manager in 2005 and Section Manager of Laser and Sheet Processes in 2008. In 2011, Steve became the Group Manager of the Metallurgy, Corrosion and Surfacing Technology Group. Steve was appointed as the Director of Industrial Members in 2019.



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