Change in Registered Office

                                                                                                                                                                30 June 2025

Dianomi plc

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

Change in Registered Office

Dianomi, a leading provider of native digital advertising services to premium clients in the Financial Services, Business and Lifestyle sectors, announces that its registered office has changed to C/O Arch Law, Floor 2, 8 Bishopsgate, London, EC2N 4BQ.

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About Dianomi

Dianomi, established in 2003, is a leading provider of native digital advertising services to premium clients in the Business, Finance and Lifestyle sectors. The Group operates from its offices in London, New York and Sydney. The Group enables premium brands to deliver native and other format advertisements to a targeted audience on the desktop and mobile websites, mobile and tablet applications of premium publishers. It provides over 350 advertisers, including blue chip names such as Aberdeen, Invesco, Bank of America and Charles Schwab, with access to an international audience of around 500 million readers per month through its partnerships with over 300 premium publishers, including blue chip names such as Reuters, CNN Business and WSJ. Adverts served are contextually relevant to the content of the webpages on which they appear and mirror the style of the page, which enhances reader engagement. http://www.dianomi.com.