The Ricoh Arena has been placed joint top of the CBC Energy Efficiency Scheme League.
The scheme involves over 2,100 companies in the public and private sector who use over six mega watts of energy per year and the aim is to improve energy efficiency and cut emissions.
The Ricoh Arena, which has reduced its carbon footprint by 23%, has also been awarded the Carbon Trust Standard and has been shortlisted for the 2011 Energy Awards.