Horizon is focused on decarbonising heavy transport by supplying the world’s highest power PEM fuel cells with the highest power density available today. By following a unique approach to start commercialization with small and simple products before entering larger and more complex applications, Horizon has emerged as the world's largest volume producer of commercial PEM fuel cell products. Horizon's wide range of capabilities has enabled the company to rapidly develop unique products with clearly defined competitive advantages over existing power or energy storage technologies, focusing on immediate to near-term commercial markets. Today, Horizon is able to produce extremely compact, lightweight PEM fuel cells at varying degrees of complexity and performance to suit the customer end-use scenario.