Notice of AGM

Dianomi plc

("Dianomi" or the "Company")

Publication of Annual Report and Notice of Annual General Meeting

Dianomi, a leading provider of native digital advertising services to premium clients in the Financial Services, Business and Lifestyle sectors, announces that its Annual General Meeting ("AGM") will be held at the Company's offices at Thomas House, 84 Eccleston Square, London SW1V 1PX on Thursday 26^th June 2025 at 10 a.m.

The Annual Report and Accounts for the year ended 31 December 2024 ("Annual Report") and the notice of AGM are available on the Company's website: https://www.dianomi.com/for-investors/. Copies of the Annual Report together with the notice of AGM have also been posted to those shareholders who have requested physical copies.

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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.