Our TrainersLearn with the best
Learn with the best

Ever wish you had an expert to ask?
Warmur Academy gives you the rare chance to spend a day learning from some of the most respected voices in the heating industry.
Our trainers are active professionals, working at the sharp end of system design, installation and troubleshooting. They’ve been handpicked for their deep technical knowledge and ability to translate real-world experience into practical, up-to-date guidance on today’s systems, products and regulations.
They’re part of our expanding training team, offering exceptional strength in heat pump systems and low temperature design and ensuring Warmur Academy remains the home of cutting-edge, hands-on heating knowledge.
SheffieldPaul Leedham
Paul is a nationally recognised heat pump expert and trainer who combines deep technical knowledge with real-world installation and design experience. A qualified electrician and heating engineer, he has led award-winning air and ground source projects and delivers hands-on training that reflects what works on site. He chairs key MCS and GSHPA groups and sits on national working panels, keeping his teaching ahead of the curve and aligned with the future of low carbon heating.

WorcestershireCliff Arnold
With decades of experience in heat pump design and commissioning, Cliff is a leading expert on system performance. His background in product development, technical support and training gives him a rare ability to connect principles with real-world delivery. As Head of Heat Pump and HVAC Design at Bell Plumbing Supplies, he leads on specification and optimisation. Cliff brings hands-on insight to every project and is passionate about helping engineers succeed in low carbon heating.

ScotlandScott Sanford
Scott is a the technical training manager with SNIPEF, supporting heating engineers across Scotland to build confidence and competence in modern low-carbon systems. With a background in installation and a strong focus on heat pump technologies, Scott combines technical understanding with a practical, supportive teaching style. He’s particularly passionate about raising standards and building a strong installer network across Scotland.

NorthamptonKimbo Betty
Kimbo is a pioneer in hands-on heating system training and the founder of Heating Academy Northampton. With a background as an installer, he became one of the UK’s best-known trainers, famous for his no-nonsense, practical approach and deep understanding of hydronics. His focus on flow, resistance and system behaviour helped thousands of engineers see heating systems in a new light. While he’ll now be delivering exclusively from his base in Northampton.

