29 April 2026

Harena Rare Earths PLC
("Harena", or the "Company")

Harena Rare Earths launches new interactive investor hub

to provide shareholders with a more proactive communication channel and enhanced enquiry support

Harena Rare Earths plc (LSE: HREE, OTCQB: CRMNF), the rare earths company progressing the Ampasindava ionic clay project in Madagascar (the "Ampasindava Project"), is pleased to announce the launch of our interactive investor hub. For both existing and prospective shareholders, the new investor hub brings all Harena Rare Earths content into a single integrated platform to better inform and engage with investors and stakeholders, including:

The investor hub also provides an interactive online experience, allowing the Harena Rare Earths stakeholders to comment on and ask the Harena Rare Earths team questions via a portal which will be monitored and responded to in a timely manner.

How to sign up for the Harena Rare Earths investor hub:

1.   Visit https://hree-l.investorhub.com/

2.   Follow the prompts to sign up for an investor hub account

3.   Complete your account profile

Engage with the Harena Rare Earths management team directly by asking questions, watching video
summaries and seeing what other shareholders have to say. Navigate to our interactive investor
hub here: https://hree-l.investorhub.com/

For further information, please contact:

Subscribe to our news alert service: https://hree-l.investorhub.com/auth/signup