ITS GREEN CREDENTIALS brighten the working lives of staff at Lightsource Renewable Energy, a shining light in Britain's solar-power industry. Staff know their company makes the world a better place, giving this measure a top-10 score of 84% positive, and they believe Lightsource does its best to protect the environment (80%, another top-10 result). The firm moved to a new central London headquarters in Holborn earlier this year. www.lightsource-re.co.uk
