The following amendment has been made to the 'Investor Webinar' announcement released on 19 February 2024 at 13:15 under RNS No 6475D:

The date of the webinar has changed to Wednesday 21 February at 18:00 GMT. All other details remain unchanged.

The full amended text is shown below.

19 February 2024

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

Investor Webinar

CleanTech Lithium PLC (AIM: CTL, Frankfurt:T2N, OTCQX:CTLHF), an exploration and development company, advancing sustainable lithium projects in Chile for the clean energy transition, is pleased to announce that Executive Chairman, Steve Kesler and Independent Non-Executive Director Tommy McKeith will present an investor webinar via the Investor Meet Company platform on Wednesday 21 February 2024 at 18:00 GMT.

The webinar is open to all existing and prospective shareholders. The Company will discuss the Direct Lithium Extraction ("DLE") process, introduce Independent Non-Executive Director Tommy McKeith to investors and provide an update on Company activities.

Investors can sign up to Investor Meet Company for free and meet CleanTech Lithium 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.

The presentation will be followed by a Q&A session.

·    Once registered, investors are encouraged to submit questions in advance to [email protected] who will be hosting the webinar. While the Company will not be able to answer every question it receives, it will address the most prominent within the confines of information already disclosed to the market through regulatory notifications.

·    Investor feedback can also be submitted directly to management post the event to ensure the Company can understand the views of all elements of its shareholder base.

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About CleanTech Lithium

CleanTech Lithium (AIM:CTL, Frankfurt:T2N, OTCQX:CTLHF) is an exploration and development company advancing sustainable lithium projects in Chile for the clean energy transition. Committed to net-zero, CleanTech Lithium's mission is to produce material quantities of battery grade using sustainable Direct Lithium Extraction technology, powered by renewable energy, the Company plan to be the leading supplier of 'green' lithium to the EV and battery manufacturing market.

CleanTech Lithium has four lithium projects - Laguna Verde, Francisco Basin, Llamara and Salar de Atacama - located in the lithium triangle, the world's centre for battery grade lithium production. The two major projects: Laguna Verde and Francisco Basin are situated within basins controlled by the Company, which affords significant potential development and operational advantages. All four projects have direct access to existing infrastructure and renewable power.

CleanTech Lithium is committed to using renewable power for processing and reducing the environmental impact of its lithium production by utilising Direct Lithium Extraction. Direct Lithium Extraction is a transformative technology which removes lithium from brine, with higher recoveries and purities. The method offers short development lead times, low upfront capex, with no extensive site construction and no evaporation pond development so there is no water depletion from the aquifer. www.ctlithium.com

**ENDS**