Smart Metering Systems plc (AIM: "SMS", the "Group"), a fully integrated energy infrastructure company owning and managing meter assets, energy data, grid scale batteries and other carbon reduction (CaRe) assets, will hold its Annual General Meeting at 11.30 am on 20 May 2021 at SMS, 3rd Floor, 48 St. Vincent Street, Glasgow, G2 5TS.

The UK Government and Scottish Government's Covid-19 measures remain in place at the time of this announcement, and in particular the Scottish Government's guidance restricting travel to the Glasgow area. Consequently, the Company re-confirms previous guidance that attendance at the AGM will be limited to Directors, or their proxies in the minimum required quorum present to conduct the business of the meeting.

For further information:

Smart Metering Systems plc
0141 249 3850
Alan Foy, Chief Executive Officer
Dilip Kejriwal, Investor Relations

Cenkos Securities plc (Joint Broker and Nomad)
0131 220 6939 / 020 7397 8900
Neil McDonald / Pete Lynch

Investec Bank plc (Joint Broker)
020 7597 5970
Christopher Baird / Henry Reast

RBC Capital Markets (Joint Broker)
020 7653 4000
Matthew Coakes / Evgeni Jordanov

Instinctif Partners

Notes to Editors

Smart Metering Systems plc (www.sms-plc.com) installs and manages smart meters, data and carbon reduction assets ("CaRe") to facilitate effective energy management. The Group manages and optimises these assets through its in-house technology and data analytical platform.

Established in 1995, SMS provides a full end-to-end service, from funding and installation to management and maintenance, with a highly skilled workforce, deep engineering expertise and well-established industrial partnerships.

SMS is leading the low carbon, smart energy revolution in the UK and is committed to reducing its own carbon emissions to net zero by 2030. In 2019, SMS was also awarded the London Stock Exchange Green Economy Mark.

SMS plc is headquartered in Glasgow with a national presence across twelve UK locations.

SMS's shares are listed on AIM.