Directorate Change

FOR IMMEDIATE RELEASE

THIS ANNOUNCEMENT CONTAINS INSIDE INFORMATION

21 September 2021

DIRECTORATE CHANGE

Avast plc announces that Philip Marshall is stepping down as Chief Financial Officer and as a Director due to personal reasons. Mr Marshall will remain with the business to assist in an orderly handover and as an advisor until the close of the previously announced merger with NortonLifeLock. He is succeeded by Stuart Simpson as Interim Chief Financial Officer and Executive Director with immediate effect.

Ondrej Vlcek, Chief Executive Officer of Avast, said:

"I want to thank Phil for his significant contribution to Avast during his tenure as Chief Financial Officer and we wish him all the best. He has been a highly valued member of the executive team and organisation for over three years and will be much missed.

Stuart was most recently interim Chief Executive Officer at Royal Mail and prior to this, he was Group Chief Financial Officer and Chief Operating Officer. His significant experience at Board level in large, complex UK and international businesses will help to support our business strategy as we look ahead to 2022."

Stuart said of his appointment:

"If there was one thing we learned in the pandemic, it was the importance of the internet in our lives and of it being a safe experience for everyone. I am excited to be joining Avast and working with an innovative team."

*ENDS*

Enquiries:

Trudy Cooke, Company Secretary

[email protected]

Peter Russell, Director of Investor Relations

[email protected]

Stephanie Kane, VP PR and Corporate Communications

[email protected]

The person responsible for arranging the release of this announcement on behalf of Avast is Trudy Cooke, General Counsel and Company Secretary.

About Avast

Avast (LSE:AVST), a FTSE 100 company, is a global leader in digital security and privacy products. With over 435 million users online, Avast offers products under the Avast and AVG brands that protect people from threats on the internet and the evolving IoT threat landscape. The company's threat detection network is among the most advanced in the world, using machine learning and artificial intelligence technologies to detect and stop threats in real time. Avast digital security products for Mobile, PC or Mac are top-ranked and certified by VB100, AV-Comparatives, AV-Test, SE Labs and others. Avast is a member of Coalition Against Stalkerware, No More Ransom and Internet Watch Foundation. Visit: www.avast.com.

LEI Number: 213800IR8G8LCZH4BO27

Notes:

Stuart was interim Chief Executive Officer and executive board director of Royal Mail Group from May 2020 to January 2021. Prior to this role, Stuart was Chief Financial Officer and executive board director from July 2017 to May 2020. Stuart joined Royal Mail as Finance Director for Group operations in 2009 and held several senior roles in finance and operations. Previously, he was Deputy Group CFO at E2V Technologies PLC, and prior to that held several Director level roles in Finance and Strategy at General Motors, living and working across Europe, Asia and North America. Stuart is a Chartered Accountant.

Stuart sits on the UK Department for International Trade's Transport Services Trade Advisory Group.

Details of directorships to be disclosed under paragraph (1) of LR 9.6.13 of the UK Listing Rules are included within the biographical details set out above. There are no details to disclose in respect of Listing Rule 9.6.13R(2)-(6).

The remuneration details relating to Phil Marshall's departure in compliance with section 430(2B) of the Companies Act 2006, and the key elements of Stuart Simpson's remuneration will be made available in due course on the Group's website at investors.avast.com.