A DECADE ON from its inception in founder Simon Mansell's bedroom, this Facebook marketing agency has hung onto its youthful spirit. Employees at TBG Digital give a positive score of 92% for having fun in their team. It's been quite a ride since 2001: the business has gone global with offices in Paris, New York, Chicago and San Francisco as well as London. Mansell, the chief executive, is an inspiring leader, say staff (91%). Clients include Vodafone, Heineken and HSBC. The average age of the workforce is 28, with 60 of TBG's 67 employees under 35. They are excited about where the company is going (92%). Staff say managers help them to fulfil their potential (82%) and listen (85%). Bosses take the temperature in the office with a quarterly general happiness questionnaire. Flu jabs and Berocca vitamins are "on tap" plus free breakfast, monthly haircuts, manicures and massages. "Exciting work is never produced from a dull or boring environment," the firm says. Staff find their jobs stimulating (85%). www.tbgdigital.com

