A marketing agency has broken new ground, becoming the first Sudbury firm to achieve a special status, recognising social and environmental responsibility in business. The Mackman Group, based in Meadow Lane, announced its successful certification as a B Corporation, following a year-long accreditation process with the not-for-profit organisation B Lab. The B Corp designation aims to highlight businesses that share the ethos of ‘people, planet, profit’, by demonstrating that their profitability does not come at the expense of societal and environmental wellbeing. In order to be accredited, bus…