FleishmanHillard
St. Louis, Missouri, United States · Founded 1946
5001-10000 employees
Sourced & current · updated Jun 23, 2026Website
Major global PR network; founded 1946 in St. Louis. Post Q1 2026 Omnicom restructure, FleishmanHillard absorbed Porter Novelli (which now operates as a sub-brand within FH).
Where they sit
Stack tier: Ecosystem Services (A)
Marketing Agency
Top-tier global PR network within the Omnicom Group portfolio, competing directly with Edelman, Weber Shandwick, and Burson for Fortune 500 and multinational clients
Ownership
Parent: Omnicom Public Relations Group