8 August 2022

Invinity Energy Systems plc

("Invinity" or the "Company")

Commencement of U.S. Trading on OTCQX

Invinity Energy Systems plc (AIM: IES) (AQSE: IES) (OTCQX: IESVF), a leading global manufacturer of utility-grade energy storage, is pleased to announce the commencement of U.S. trading in Invinity's shares on the OTCQX Best Market under the ticker "IESVF".

This development advances the Company's objective to increase U.S. investor activity in Invinity as part of a wider U.S strategy announced via RNS on 18 May 2022.

Trading on the OTCQX will simplify trading and enhance liquidity for investors in North America, a key focus market for Invinity.

Material advantages of the OTCQX trading of Invinity's shares include:

1.  Trading and settlement in US dollars (USD);

2.  Trading in the North American time zone; and

3.  Streamlined access for North American retail investors

The OTCQX Best Market is the highest market tier of OTC Markets on which 12,000 U.S. and global securities trade. Trading on OTCQX is intended to enhance the visibility and accessibility of the Company to U.S. investors, supporting greater liquidity in Invinity shares in addition to the Company's existing listings on the AIM segment of the London Stock Exchange and the Aquis Stock Exchange Growth Market.  

EAS Advisors LLC acted as Invinity's US corporate adviser. B. Riley Securities acted as the Invinity's OTCQX sponsor.

Larry Zulch, Chief Executive Officer at Invinity said:

"We are excited that we have commenced trading on the OTCQX, allowing Invinity shares to be traded in USD for the convenience of North American investors. Invinity's shares trading on the OTCQX provide North American investors with exposure to Invinity, a company at the forefront of the global energy transition.

We would like to thank our US corporate advisers, EAS Advisors and our OTC Sponsor B. Riley for facilitating this important step for Invinity in broadening our global investor base."

Enquiries:

Notes to Editors

Invinity Energy Systems plc (AIM:IES) 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 over 33 MWh of systems deployed to date across more than 50 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 listed on the AIM Market of the London Stock Exchange and on the Aquis Stock Exchange (AQSE). The Company also trades in the USA on OTCQX Best Market under the symbol "IESVF".

To find out more, visit invinity.com or call Investor Relations on +44 (0)204 551 0361