8 May 2024

Dianomi plc

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

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 Friday 31^st May 2024 at 11 a.m.

The Annual Report and Accounts and the notice of AGM are available from the Company's website: https://www.dianomi.com/for-investors/. Copies of the Annual Report and Accounts for the year ending 31 December 2023 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 advertisements to a targeted audience on the desktop and mobile websites, mobile and tablet applications of premium publishers. It provides circa 400 advertisers, including blue chip names such as abrdn, Invesco and Charles Schwab, with access to an international audience of over 400 million devices 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.