Public Policy Holding Company, Inc.

("PPHC", the "Group" or the "Company")

Filing of Form 10-Q

Public Policy Holding Company, Inc., (Nasdaq: PPHC) (AIM: PPHC) a leading global strategic communications provider offering a comprehensive range of advisory services in the areas of Government Relations, Public Affairs and Corporate Communications, announced that it has filed a Form 10-Q with the U.S. Securities and Exchange Commission for the quarterly period ended March 31, 2026.

A copy of the Form 10-Q is available to view on the SEC's website at www.sec.gov and has also been posted to the "SEC filings" page of the Company's website, https://investors.pphcompany.com/.

Enquiries

About PPHC

Incorporated in 2014, PPHC is a global strategic communications platform that supports clients in enhancing and defending their reputations, advancing policy objectives, managing regulatory risk, and engaging with federal and state-level policymakers, stakeholders, media, and the public.

Engaged by approximately 1,500 clients, including companies, trade associations and non-governmental organizations, PPHC is active in all major sectors of the economy, including healthcare and pharmaceuticals, financial services, energy, technology, telecoms and transportation.

With operations across the United States and internationally, PPHC's services include government relations, public affairs and corporate communications, research and analytics, digital advocacy campaigning, and compliance support. The Company's shares are admitted to trading on the Nasdaq Global Market and on AIM, a market operated by the London Stock Exchange, under the ticker symbol "PPHC".

For more information, visit www.pphcompany.com.