Dr. Michael Bellstedt is a refrigeration and thermal engineering specialist with over three decades of experience in industrial and commercial refrigeration, energy efficiency, and sustainable cooling solutions. Michael holds a Doctorate of Engineering in Heat Transfer and has built a career at the intersection of engineering excellence, environmental performance, and innovation. Throughout his career, Michael has worked extensively across the food, cold storage, meat processing, dairy, wine, and commercial building sectors, delivering complex refrigeration, heating, and cooling systems. He is widely recognised for his expertise in natural refrigerants such as CO₂ and ammonia, refrigeration system optimisation, and energy efficiency improvement. Michael has played an active role in shaping best practices, standards, and sustainability outcomes within the refrigeration and energy efficiency sectors.