The Week: City News - Cello buys into cchm:ping

The marketing services group Cello has purchased a 76 per cent stake in cchm:ping, a financial services agency, for an initial sum of around £950,000. Cello retains the rights to buy the remaining 24 per cent in two chunks in 2008 and 2011, with the price dependent on the agency's financial performance up to a maximum total of £5.3 million.