Frontier Airlines has chosen MWW Group as its AOR after a competitive review. The firm will raise awareness for the airline in its three hubs – Denver International Airport, General Mitchell International Airport in Milwaukee, and Kansas City International Airport — and destinations and work on campaigns and social media initiatives.

K Public Relations has been chosen to work on the Infusium 23 line of hair care brands. The firm’s work will include comms around product launches and the company’s “three-step system.” [via Digital Journal]

Santiago, Chile-based Crystal Lagoons, the creators of some very large swimming pools, has chosen Adam Ritchie Brand Direction for its launch in the U.S. in July. The firms efforts will target national business, science and technology, real estate, and travel media.

Susan Magrino Agency has added EmpowHER Media to its client roster. The firm will handle all media relations for the company as well as outreach on behalf of the company’s founder, Michelle King Robson.

Food Should Taste Good has selected Allison & Partners as AOR after an RFP. FSTG is planning a summer promotion that will hand out a prize a day through September. [via PRWeek]