SHARON, MA—Charles River Apparel (pictured) has selected Boston-based 360 Public Relations as PR and social media agency of record to promote the company's premium performance apparel for men, women and children. A third-generation family-owned and operated business, Charles River Apparel offers an expansive line of outerwear and other performance apparel and has been recognized for philanthropic efforts supporting cancer-related organizations, through its Be Pink Proud program.

NEW YORK—GCI Health has partnered YoungStroke, an advocacy organization working to address the unique unmet needs of young adult stroke survivors. GCI Health is supporting the development of foundational branding and communications strategies for YoungStroke as the organization works to raise awareness of this debilitating condition and prepares for its inaugural conference, YoungStroke 2015, taking place in Jacksonville, Fla., in June.

NEW YORK—Interactive multichannel retailer HSN has retained New York City-based Flatiron Communications as its corporate communications agency of record. HSN’s corporate communications team will partner with Flatiron to help drive awareness for the work and accomplishments of the company’s leadership team. HSN will soon name a new agency to handle public relations for its HSN brand.

TORONTO—energi PR has been appointed by HomeStars, a leading online community for homeowners and the home improvement industry. The agency will be responsible for its public relations mandate including services from strategic communications planning, media and stakeholder relations, issues and crisis management, and content development.

DOWNINGTOWN, PA—Sensaphone, a leader in environment monitoring and alerting technology, has selected Schubert b2b to provide strategic marketing communications consultation and services. Schubert will provide proactive public relations, email marketing campaigns, retargeting campaign, trade show support, e-books, videos and other product and industry-specific content.

NEW YORK—Hawkins International Public Relations has added Mountain Lodges of Peru to its growing adventure division. The firm’s campaign will showcase Mountain Lodges of Peru to key media, clients, industry peers, and influencers.

CLEARWATER, FL—D-Mar Contracting and Development, a construction company, has retained JoTo PR.