Kleiman joins Verimatrix from Verizon Digital Media Services, where he served as COO of the new products division. Verizon acquired EdgeCast Networks, of which Kleiman served as both COO and CFO, overseeing its growth as the company became a leading global content delivery network (CDN). He also played an important role in integrating the two companies and leading the expansion of Verizon's global CDN infrastructure in the US, Europe, Asia Pacific, and Latin America markets.