The Team

Andrew C. Wills

Managing Director and Founder of PTSC
BSc Mechanical Engineering.


• 30 year experience within Chemical, Pharmaceutical and Industrial engineered technology and solution environment.
• 8 years within International Power Generation and plant services management.

• Senior global management responsibilities across multiple platforms and geographies
• Management background in Sales, Engineering, Manufacturing and Financial Control.

Tom McKenna

Snr Process Engineer

MEng Chemical Engineering

Imperial College London

• 4 years experience in the development of innovative batch processing equipment

• 4 years experience in design, manufacture, installation and commissioning of thermal fluid heat transfer systems

• 6 years experience in the design and manufacture of process plant for the distilling industry

Barry Johnson

Snr Process Engineer

BSc Chemical Engineering

• Director and Owner of Thermal Fluid Systems Ltd until 2018.

• Over 40 years experience in the design, manufacture and commissioning of Thermal Systems.

• 300+ Thermal Control Units TCU’s designed and built and in successful operation.

• 100+ Thermal Heater Systems developed.

James Hee

Process Engineer

MEng Chemical Engineering

Heriot-Watt University

• 2 years experience quality assurance experience in the manufacturing industry

Our Engineering Partner Network

  • Extensive Network: Thermal Fluid Systems Ltd has developed a robust network of trusted third-party engineering partners.

  • Expertise & Reliability: Our partners are industry leaders, selected for their specialized expertise and proven reliability.

  • Scalable Resources: We leverage this network to scale resources effectively, matching specific project needs.

  • Agility & Efficiency: Collaboration with our partners allows us to stay agile, responsive, and efficient in our project delivery.

  • Client-Focused: This network ensures we consistently meet and exceed our clients' expectations.

  • Innovation & Collaboration: By working closely with our partners, we tackle complex engineering challenges with innovative solutions.