Investor Event - Mello London

RNS Reach - non-regulatory announcement*

12 November 2025

Newmark Security plc

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

Investor Event - Mello London

Newmark Security plc (AIM: NWT), a leading provider of electronic and physical security systems, is pleased to announce that Newmark will be presenting and exhibiting at the MelloLondon investor event on Wednesday 19 November 2025, to be held at The Clayton Hotel & Conference Centre, Chiswick High Road, London, W4 5RY. For further information and tickets (use code SHAREML25 for 25% off ticket price) for the MelloLondon conference, please visit the event website at https://www.melloevents.com/mellolondon2025.

ENDS

About Newmark Security plc

Newmark is a leading provider of electronic, software and physical security systems that helps organisations protect human capital and provide safe spaces seamlessly and securely.

From our locations in the UK and US, we operate through subsidiary businesses positioned in specialist, high-growth markets.

We foster an open and inclusive work environment amongst our c.100 employees, serving hundreds of blue-chip customers.

Our product portfolio consists of Human Capital Management and Access Control Systems providing both hardware and software and Physical security installations to various sectors.

Newmark Security plc is admitted to trading on AIM (AIM: NWT).

For more information, please visit: www.newmarksecurity.com

Safe. Seamless. Secure

*About Reach announcements

This is a Reach announcement. Reach is an investor communication service aimed at assisting listed and unlisted companies to distribute media only / non-regulatory news releases into the public domain. Information required to be notified under the Market Abuse Regulation or other regulation would be disseminated as an RNS regulatory announcement and not on Reach.