S4 Capital's MediaMonks merges with digital agency Firewood

S4 Capital's MediaMonks is merging with Firewood, a digital marketing agency that employs about 300 people across its offices in San Francisco; Mountain View, California; Sandpoint, Idaho; New York; Dublin; and Mexico City. Terms of the deal were not disclosed.Founded in 2010 by husband-and-wife duo, CEO Juan Zambrano and President Lanya Zambrano, Firewood claims to be the largest independent agency in Silicon Valley. It offers strategy, creative, planning, performance media and technology