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| Natalie Giordano |
Natalie Giordano, a five-year veteran of Purple Strategies, has moved to Heather Podesta’s Invariant as director of external communications.
Podesta noted that Invariant launched its strategic communications and PA practice three years ago, and Giordano will help increase the visibility of its new offerings.
Giordano also did stints at Hill+Knowlton Strategies and Weber Shandwick’s Powell Tate unit.
She has managed corporate reputation and PA programs for clients in the financial services, healthcare, manufacturing and consumer packaged goods sectors.
Codeword brings on Melody Brue and Jess Graham as part of a push to bolster its capabilities in market intelligence and commercial strategy... Havas Edge, which specializes in data-driven media, creative and customer acquisition strategies, for health, tech, consumer, retail and financial brands, promotes Pam Caputo to EVP, health media... Rezolve Ai, the London-based developer of Brain Suite, an enterprise AI platform purpose-built for agentic commerce, appoints Michele Fisher as CMO.
Brittany Sullivan, who held the senior VP-executive director of marketing post at Golin, has moved to Burson.
Jamie Dowd, who was most recently president of the health practice in the Americas at Weber Shandwick, comes on board at Allison Worldwide as global president, health + wellness, effective June 22.
Burson is bringing on Hanover managing director, Middle East Jonty Summers as head of corporate affairs in Dubai at the end of June... Ridgepost Capital, which had over $45 billion in assets under management as of March 31, names Brian McKenna VP, investor relations, effective June 15... The Center for AI Safety appoints Rochelle Nadhiri as head of public engagement. 
Kieran Mahoney, who founded Mercury Public Affairs more than 27 years ago, has stepped down as CEO and assumed the executive chairman post.
