Social Influence & PR

Social Influence & PR

I tell my friends about your brand, not because I like your brand but because I like my friends.



adizero Crazy Light 2: Light You Up Projection adidas
Fage Plain Extraordinary
Bread Art Grain Foods Foundation
Happy Hunt Zappos
Election Protection JetBlue
GoMo Google

Our Culture


  • Sean Corcoran
    Sean Corcoran
    Sean Corcoran Executive Director, Americas, MullenLowe Mediahub As Executive Director, Americas, Sean drives the growth for MullenLowe Mediahub in the Western Hemisphere and works with his counterpart in EMEA and APAC to set the overall global vision and product offering. In this role he oversees the agency’s Media Sciences team (our specialists in programmatic and data-driven media) as well as our Content and Innovation team (our specialists in creative media) in the U.S. Sean is also the executive lead for the Netflix media business, responsible for promoting the original content streaming services in countries including the U.S., Canada, the UK, France, Australia and New Zealand. He has more than 15 years of industry experience spanning digital marketing, research, consulting, analytics, and holistic media planning and buying. Sean has worked on a diverse portfolio of industry-leading brands including JetBlue, Bose, Royal Caribbean, Timberland, Adidas, Google, Motorola, Hyatt, the Viacom networks, MasterCard, Philips, Mars, L’Oréal and Johnson & Johnson. Prior to joining MullenLowe, Sean worked at Forrester Research where he defined the terms “Earned, Owned and Paid Media,” and in 2016 he was named an Adweek Media All-Star.X  Close
  • Sheila Leyne
    Sheila Leyne
    Sheila Leyne EVP, Managing Partner Sheila has built PR/Social Influence practice at MullenLowe U.S. into the largest of its kind in the context of a full-service communications agency. The group focuses on five sectors: Consumer Marketing, Technology, Financial, Corporate Reputation and Nutrition/Healthcare. Sheila’s team understands the broader context of brand building. Not only are her people superb publicists, but they also know how to employ a wide spectrum of tools and techniques to help companies achieve their business goals.X  Close