Castle is a certified women-owned business where local expertise meets global impact. With headquarters in Boston and offices in Atlanta and Maui, we craft bold communications strategies that deliver measurable results across PR, events management, public affairs, crisis management, social media, and marketing. Since 1996, we’ve partnered with Fortune 500 companies, innovative start-ups, mission-driven nonprofits, and privately held businesses to amplify their stories and make a difference. Our work spans industries—from education and healthcare to real estate, energy, and technology—driving impact in boardrooms, communities, and online. Ready to make your story unforgettable? Let’s connect. • American Business Awards - Stevie Silver Winner • Boston Business Journal Best Places to Work (5 Years) • Boston Business Journal Corporate Citizenship Award • Boston Business Journal Top 20 Public Relations Firms • Boston Business Journal Top 20 Events Management Firms • Center for Women & Enterprise Cheryl Watkins Snead Woman-Owned Business of the Year • Forbes 2021 America’s Best PR Agencies • Greater Boston Chamber of Commerce Pinnacle Award • International Business Awards - Stevie Gold Winner • International Business Awards - Stevie Bronze Winner • March of Dimes Franklin Delano Roosevelt Humanitarian Award • PR Daily’s Non-profit PR Awards • Public Relations Global Network Best Practice Awards - Agency Collaboration, B2B Communications, Consumer Communications, Event Management • Publicity Club of New England Bell Ringer Award • The SABRE Awards North America • Women’s Business Enterprise Hall of Fame • Women’s Business Enterprise Enterprise Star Award
1996