Naked Energy, a provider of solar thermal and solar PVT solutions, secured £17 million (~$22.06 million) in a Series B funding round led by E.ON Energy Infrastructure Solutions (E.ON EIS), a provider of integrated, sustainable energy solutions for cities and industries. The series was supported by co-investment from existing investor Barclays through its Sustainable Impact Capital. The partnership between E.ON and Naked Energy is expected to facilitate the provision of Naked Energy’s technology through a “Heat-As-A-Service” model to a global client base.