We are currently in the midst of one of the most consequential energy transitions since records began. The increasing availability of clean electrons has motivated businesses in the UK and beyond to think green. And for good reason. Being environmentally conscious attracts customers, appeases regulators, retains staff, and can even gain handouts from government.

The world’s move towards a greener future will only continue to gather pace. Capturing even a sliver of this market represents a massive opportunity for energy suppliers. However, some need to work hard to win back customers. In their drive to appeal, certain energy suppliers have been guilty in the past of ‘greenwashing’ to exaggerate their environmental credentials. Those suppliers – and those that have played fair – have recognised the need for greater accountability. We explore how.