Farrar joined the firm in 2009 following spells with Marketing Evolution and Maritz. He was serving as senior director before being promoted to the the role of VP.

Drew Lipner, EVP and group director for agencies and media said: “John has developed a reputation both internally and externally as a consultative partner, and has demonstrated a commitment to continuing to grow our integrated measurement services. I look forward to continuing to work together with John to expand our media measurement efforts and cross-media measurement.”