11 July 2023

SDCL Energy Efficiency Income Trust plc
("SEEIT" or the "Company")

Publication of Annual Report & Notice of AGM

SDCL Energy Efficiency Income Trust plc confirms that its annual report and audited financial statements for the year ended 31 March 2023 (the "2023 Annual Report") is now available to view and download from the Company's website at www.seeitplc.com/investors/#latestPublication. A copy of the 2023 Annual Report has been submitted to the National Storage Mechanism and will shortly be available for inspection at https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

Shareholders who have previously requested communications in paper format will be mailed a copy of the 2023 Annual Report.

Notice of AGM

SDCL Energy Efficiency Income Trust plc announces that the Annual General Meeting ("AGM") will be held on 11 September 2023 at 2.00 pm BST at 6^th Floor, 125 London Wall, London, EC2Y 5AS.

The Notice of the 2023 AGM and Form of Proxy have been posted to shareholders today and are available at www.seeitplc.com/investors/#latestPublication.

They have also been submitted to the National Storage Mechanism and will shortly be available for inspection at: https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

For Further Information

About SEEIT

SDCL Energy Efficiency Income Trust plc is a constituent of the FTSE 250 index. It was the first UK listed company of its kind to invest exclusively in the energy efficiency sector. Its projects are primarily located in the UK, Europe and North America and include, inter alia, a portfolio of cogeneration assets in Spain, a portfolio of commercial and industrial solar and storage projects in the United States, a regulated gas distribution network in Sweden and a district energy system providing essential and efficient utility services on one of the largest business parks in the United States.

The Company aims to deliver shareholders value through its investment in a diversified portfolio of energy efficiency projects which are driven by the opportunity to deliver lower cost, cleaner and more reliable energy solutions to end users of energy.

Past performance cannot be relied on as a guide to future performance.

Further information can be found on the Company's website at www.seeitplc.com.

Investment Manager

SEEIT's investment manager is Sustainable Development Capital LLP, an investment firm established in 2007, with a proven track record of investment in energy efficiency and decentralised generation projects in the UK, Continental Europe, North America and Asia.

SDCL is headquartered in London and also operates worldwide from offices in New York, Dublin, Hong Kong and Singapore. SDCL is authorised and regulated in the UK by the Financial Conduct Authority.

Further information can be found on at www.sdclgroup.com.