15 July 2026

CleanTech Lithium PLC ("CTL", CleanTech Lithium" or the "Company")

Investor Webinar Friday 17^th July

CleanTech Lithium PLC (AIM: CTL, Frankfurt:T2N) an exploration and development company, advancing sustainable lithium projects in Chile, announces that Chief Executive Officer, Ignacio Mehech, will host a live investor webinar via Investor Meet Company on 17 July 2026 at 14:00 BST.

Investors can expect a recap of ongoing company activities, including:

·    the ratification of the Laguna Verde Special Lithium Operating Contract (CEOL);

·    the proposed ASX dual-listing;

·    the selection of a strategic partner to support the financing and development of the Laguna Verde project; and

·    recent progress on Direct Lithium Extraction (DLE) work and further key project milestones.

Investors can register free via the following link:

https://www.investormeetcompany.com/cleantech-lithium-plc/register-investor

Investors who already follow CleanTech Lithium PLC on the Investor Meet Company platform will automatically be invited via email and the platform.

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Notes

CleanTech Lithium (AIM:CTL, Frankfurt:T2N) is an exploration and development company advancing lithium projects in Chile for the clean energy transition. CleanTech Lithium has two key lithium projects in Chile, Laguna Verde and Viento Andino, and exploration stage project in Arenas Blancas (Salar de Atacama), located in the lithium triangle, a leading centre for battery grade lithium production. CleanTech Lithium and the Mining Ministry in Chile have agreed the contractual terms for the Special Lithium Operating Contract ("CEOL") for Laguna Verde, subject to final ratification.

CleanTech Lithium is committed to utilising Direct Lithium Extraction ("DLE") with reinjection of spent brine. Direct Lithium Extraction is a transformative technology which removes lithium from brine with higher recoveries, short development lead times and no extensive evaporation pond construction. For more information, please visit: www.ctlithium.com

**ENDS**