Invinity Energy Sys - AIM Rule 17 Schedule 2(g) Update

8 August 2024

Invinity Energy Systems plc

("Invinity" or the "Company")

AIM Rule 17 - Schedule 2(g) Update

Invinity Energy Systems plc (AIM: IES) (AQSE: IES) (OTCQX: IESVF) a leading global manufacturer of utility-grade energy storage, notifies the following information pursuant to AIM Rule 17 and Schedule 2(g) of the AIM Rules for Companies:

Kristina Peterson, Non-Executive Director of Invinity, was an Independent Director of Electriq Power Holdings, Inc. ("Electriq") when Electriq declared Chapter 7 bankruptcy on 3 May 2024. Liquidation proceedings are currently ongoing.

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Enquiries:

Notes to Editors

Invinity Energy Systems plc (AIM: IES) (AQSE: IES) (OTCQX: IESVF) manufactures vanadium flow batteries for large-scale, high-throughput energy storage requirements of business, industry and electrical networks.

Invinity's factory-built flow batteries run continually with no degradation for over 25 years, making them suitable for the most demanding applications in renewable energy production. Energy storage systems based on Invinity's batteries are safe, reliable, and economical, and range in size from less than 250 kilowatt-hours to tens of megawatt-hours.

Invinity was created in April 2020 through the merger of two flow battery industry leaders: redT energy plc and Avalon Battery Corporation. With 75 MWh of systems already deployed or contracted for delivery across 82 sites in 15 countries, Invinity is active in all major global energy storage markets and has operations in the UK, Canada, USA, China and Australia. Invinity Energy Systems plc is quoted in the UK on AIM and AQSE and trades in the USA on OTCQX.

To find out more, visit invinity.com, sign up to our monthly Investor Newsletter here or contact Investor Relations on via +44 (0)20 4551 0361 or ir@invinity.com.