Sorrell buys Silicon Valley's Firewood in pursuit of red-hot digital growth
https://www.reuters.com/article/us-s4-capital-deal/sorrell-buys-silicon-valleys-firewood-in-pursuit-of-red-hot-digital-growth-idUSKBN1WN0J6
Martin Sorrell's S4 Capital has bought Silicon Valley's biggest independent agency, Firewood, for $150 million in its latest deal to form a purely digital global advertising firm.