Hendey was at OglivyOne for a year, managing all the internet-related international projects on the agency's American Express account.
He was previously at Proximity London for five years, where he was a senior producer working on clients including FT.com, Guinness, Whiskas and Virgin.
At Them, Hendey will be working across existing clients including Diageo, Johnson & Johnson, Wilkinson Sword, Energizer, L'Oreal, Auto Trader and Sky.
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