NEW YORK — Engage Studio, a personalized online engagement ring company, has named Diffusion as its public relations agency of record in North America. Diffusion will launch the company to US audiences, building brand awareness and mainstream media attention for the company’s patent-pending online ring buying experience that is personalized to a consumer’s tastes and budget.

LOS ANGELES — Beach House PR has added HAN Skincare Cosmetics to its roster.  Beach House will handle public relations, influencer marketing and social media efforts for HAN, named for its ‘healthy and natural’ beauty products.

MIAMI — Cheryl Andrews Marketing Communications has been named the agency of record for Nuvola, a hotel management and guest engagement software company. CAMC will lead media relations strategies in North America, concentrating on business-to-business communications.