Alastair Marsh is a journalist currently working at Bloomberg News. In his role, he serves as an ESG reporter, focusing on the financial aspects of environmental, social, and governance issues.

His reporting assignments at Bloomberg News cover a range of critical topics, including the energy transition, climate finance, climate change, carbon markets, renewables, and net-zero initiatives. Marsh investigates the flow of money, emissions data, and instances of greenwashing within these sectors.