Public Communications Inc (PCI) — the Chicago-based independent PR firm founded in 1962, specializing in healthcare, education, conservation, and cultural clients, with 145+ industry awards and Worldcom PR Group global reach. Firm profile.
Interdependence Public Relations (IDPR) is a Chicago-headquartered tech-powered digital PR firm founded 2012. ~76 employees, $5.3M revenue (2026). Led by President Sarah Schmidt. Proprietary AI predictive analytics platform and performance-guarantee fee model. Sectors: B2B tech, consumer tech, CPG, beauty, health & wellness, hospitality, F&B, crisis.
3rd Coast PR is an independent consumer and B2B public relations firm founded in 2011 in Chicago. Specialty: product launch PR across food, housewares, family, pets, safety, and B2B. Updated June 2026.
Steve Simon, who founded SSPR in 1978 and built one of America's longest-running independent PR agencies, died January 4, 2015 in Chicago at age 67.
