![]() |
| Johanna Herrmann |
Johanna Herrmann, who was communications director at Gagen MacDonald, has joined Merck as VP, external communications & strategic operations.
She also is chief of staff for Cristal Downing, Merck’s chief communications & PA officer.
At Gagen MacDonald, Herrmann counseled Fortune 100 companies and helped them forge internal/external PR strategies.
Earlier, she worked with Johnson & Johnson, helping to reposition Janssen and developing content for the 75th anniversary of the J&J Credo.
Downing lauded Herrmann’s “experience in leading high-stakes and high-visibility engagements, strong communications expertise, and strategic leadership capabilities.”


Dezenhall Resources brings on Jessica DeLoach as VP. DeLoach was previously deputy director of public and media relations at the Southern Poverty Law Center... Crowe Media hires Alissa Kasawdish as senior integrated PR manager. Kasawdish was previously an account supervisor at J/PR... Benefitbay, an SaaS platform that lets users make their own benefit decisions, names Lindsey Unterberger as VP of marketing.
Catherine Sullivan, global chief communications officer at Burson, has exited the WPP unit after a 12-year run.
Six Flags Entertainment Corporation hires Amy Martin Ziegenfuss as CMO, effective June 3. Ziegenfuss was most recently CMO at Carnival Cruise Line... Narrative Strategies brings on Hanna Beckman and Rich Casale as senior directors... Grayling has appointed Maury Postal as EVP, creative strategy and innovation services... HMH (Houghton Mifflin Harcourt), an educational publisher and technology company focused on K–12 education, assessments and professional learning, names Jessica Naeve CMO.
Brunswick Group has announced that Teneo's Christian Buss and Netflix's Paul Shaw have joined the firm as partners in San Francisco.
4media group promotes chief operating officer Melissa Elsner to CEO, succeeding Ed Cyster... Seven Letter names Tanvi Purohit account director at its Seven Letter Labs unit... Moxie Strategies, which is marking its second anniversary, brings on Janice Laurente as EVP of public affairs.



