We believe that wherever you live, whatever you love, wherever you’re going, and whatever you do, you have the right to live freely and safely online.
435m+
monthly active users
30+
years of proud innovation
1.5bn+
cyberattacks blocked every month
Hello, we’re Avast
Whether we're defending privacy, guarding personal identity, or blocking online threats, our mission is to shape a better digital world that works for everyone.


Our online and offline lives exist alongside each other. We live, work and play in both physical and digital worlds.
The more we engage, the more possibilities emerge for us to access and explore new online experiences. But to do so, we’re often sharing our personal information with little control over how or where it’s used.
Avast is committed to ensuring everyone is able to control what they share online and who they share it with.
Learn more about how we’re putting digital identity services at the heart of our mission to protect your digital freedom.
Learn More
Our HistoryHow We Keep You SafeLeadership
A history of global protection
1988
Destroying a virus — the start of something big
Pavel Baudis defeats the Vienna virus, and he and Eduard Kucera establish the ALWIL cooperative in Prague to distribute and sell their newly created software.
1991
Founding a company — ALWIL Software is launched
Following the fall of Communism after the Velvet Revolution of 1989, Pavel and Eduard break off from the rest of the cooperative, establishing ALWIL as a company.
1995
Joining Avast — Ondrej Vlcek
Ondrej Vlcek, now the CEO, joins Alwil as a software developer.
1997
Avast goes global
After refusing an offer to be acquired, Alwil instead licenses its Avast antivirus to McAfee, and watches its global distribution grow rapidly.
2001
Free security for all
Avast makes the defining decision to change the traditional antivirus business model and offers a fully featured, free antivirus to all.
2003
Surpassing one million users
Within 30 months of going free, Avast is used by over 1 million people around the world.
2006
20 million users strong
The number of people using Avast continues to grow exponentially, doubling twice in one year, reaching 20 million.
2009
Welcoming new leadership
Vincent Steckler is appointed CEO of Avast.
2010
Becoming Avast
Summit Partners comes on board as an investor. Alwil is rebranded as Avast to match the name of our iconic software.
2011
Getting down to business
Avast expands into business security, focusing on the SMB market.
2012
Bringing the best to mobile
Avast Free Mobile Security becomes the best-rated security app on Google Play. Avast Free Antivirus is the most downloaded software on Download.com
2013
Gaining momentum with mobile carriers
Avast's mobile family apps hits the 1,000,000 subscriber milestone through mobile carrier partnerships.
2014
Rising up with the mobile boom
CVC Capital Partners becomes a strategic investor. Our mobile products reach the 100 million download milestone faster than any other mobile security tools in Google Play history.
2015
Celebrating our brand new headquarters in Prague
Avast opens its new Prague headquarters, bringing Silicon Valley style to the Czech Republic.
2016
Joining forces, better together
Avast acquires fellow Czech-based cybersecurity giant AVG, doubling our total number of users and bringing in new talent and technologies. The acquisition gives Avast the largest and most advanced threat detection network, based on our massive user base, and further diversifies our product portfolio, geographic base, and revenue streams.
2017
Serving 435 million active users
All versions of Avast antivirus protect against WannaCry, BadRabbit and NotPetya ransomware as well as Emotet crypto-mining attacks, without requiring a single product update. Avast reaches $811M in adjusted billings. Avast acquires Piriform, bringing our total active users to over 435 million.
2018
Going public on the London Stock Exchange
In May 2018, Avast is listed on the London Stock Exchange.
2019
Leading a new phase of growth
Ondrej Vlcek is appointed CEO.
2020
FTSE 100
In 2020, Avast entered the FTSE 100 index, which tracks the stocks of the largest firms traded on the London Stock Exchange.
How we keep you safe
Today's connected world requires us to share more personal information online than ever before.
But that doesn't mean you have to compromise your safety, privacy, or identity.
Leadership team
For more information on company structure and governance, visit our Investor site


The best way to bring about digital freedom for all is by truly reflecting in our team the world around us.
Learn More
Get expert insight, opinions, tips, and news for today's connected world
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What Is Hacking?We all have some concept of hacking - but do you really know what it is? Read our full hacking definition here.Learn moreWhat Is Trojan Malware? The Ultimate GuideTrojan horse malware disguises itself as harmless to trick you into installing it. Learn how Trojans work and how to prevent attacks.Learn moreHow to Remove Ransomware from Windows 10, 8 or 7Have your computer and personal data been taken hostage? Find out how to remove ransomware from your Windows PC safely and recover your data.Learn moreHow to Remove a Virus from a MacLike any device, your Mac is at risk from viruses. But how do you remove a virus from a Mac? We show you how to scan and clean viruses from your system.Learn moreHow to Remove Viruses from an Android PhoneYour Android phone or tablet can be a victim of a virus just like your desktop computer. Learn how to remove viruses from your Android here.Learn moreHow to Remove a Virus From an iPhone and iPadHow do I get rid of viruses on iPhone and iPad? Can iPhones even get viruses? And how do I scan my iPhone? Find out in our guide.Learn moreCan Macs Get Viruses?Mac users often feel protected by the security features in macOS, but Macs can get viruses. Find out why Mac viruses can still be a threat.Learn moreWhat Is Pegasus Spyware and Is Your Phone Infected with Pegasus?Is your iPhone or Android phone infected with Pegasus? Learn about Pegasus spyware and how to detect and remove it from your phone.Learn moreOndrej Vlcek
Chief Executive Officer
Ondrej Vlcek serves as Chief Executive Officer for Avast. Together with his senior management team, he executes on Avast’s vision to deliver people-centric security andspearheadsthe Company's product innovation program for emerging consumer technology categories, including the Internet of Things and 5Gsecurity. Mr. Vlcek was previously President of Avast Consumer, the largest business within the Company, and directed the development of Avast’s artificial intelligence-based cloud security network. Mr. Vlcek was also a key member of the executive team that took the company public on the London Stock Exchange in May 2018. Previously, he held the combined position of Executive Vice-President & General Manager, Consumer, and Chief Technology Officer. In this role, he led Avast’s transformation from a traditional PC antivirus vendor to the leading provider of a full portfolio of protection, privacy, and performance products for consumers. Prior to that, Mr. Vlcek was chief developer, heading the team that developed one of the first ever antivirus programs for Windows. Mr. Vlcek holds an MS in Mathematics from Czech Technical University in Prague. He is a recognized industry speaker having delivered keynotes at a number of high-profile events including RSA, Web Summit, Black Hat and SXSW.
Michal Pechoucek
Chief Technology Officer
Michal Pechoucek joined Avast as CTO in September 2019. Mr. Pechoucek leads the core technology and R&D teams supporting the work of the Avast Threat Labs, Big Data and innovation teams. He is also responsible for the company’s scientific research in the fields of Artificial Intelligence, machine learning, and cybersecurity. Before joining Avast, Mr. Pechoucek spent over twenty years as a professor at the Faculty of Electrical Engineering at the Czech Technical University (CTU) in Prague, during which time he led the Department of Computer Science and founded the Artificial Intelligence Center in 2001. He also co-founded a research-oriented study programme, Open Informatics, which offers a choice of different subjects, combines different areas of informatics and approaches and continues to be taught today. Mr. Pechoucek graduated from University of Edinburgh and gained his PhD in Artificial Intelligence at CTU in Prague. He also worked at University of Southern California, University of Edinburgh, State University of New York at Binghamton and University of Calgary.
Jaya Baloo
Chief Information Security Officer
Jaya Baloo is Avast’s Chief Information Security Officer (CISO) and joined Avast in October 2019. Previously, Ms. Baloo held the position of CISO at KPN, the largest telecommunications carrier in the Netherlands, where she established and lead its security team whose best practices in strategy and policy are today recognized as world leading. Prior to this, Ms. Baloo also held the position of Practice Lead Lawful Interception at Verizon, and worked at France Telecom as a Technical Security Specialist. Ms. Baloo is formally recognized within the list of top 100 CISOs globally and ranks among the top 100 security influencers worldwide. In 2019, she was also selected as one of the fifty most inspiring women in the Netherlands by Inspiring Fifty, a non-profit aiming to raise diversity in technology by making female role models in technology more visible. Ms. Baloo has been working in the field of information security, with a focus on secure network architecture, for over 20 years and sits on the advisory boards of the NL’s National Cyber Security Centre, PQCrypto and Flagship Strategic. She serves on the audit committee of TIIN capital, a cybersecurity fund, and is also a member of the IT Committee of Sociale Verzekeringsbank. Ms. Baloo is currently a member of EU Quantum having been a member of the EU High Level Steering Committee for the FET Quantum Flagship from 2016 - 2017. Ms. Baloo has spoken widely at high profile conferences such as RSA, TEDx and Codemotion on topics including Lawful Interception, VoIP & Mobile Security, Cryptography, and Quantum Communications Networks. Additionally, Ms. Baloo is a faculty member of the Singularity University since 2017, where she regularly lectures.
Stuart Simpson
Chief Financial Officer
Stuart Simpson joined Avast as CFO in September 2021. He was most recently interim CEO at Royal Mail where he guided the organization through the pandemic to deliver financial stability. Previously at the same organization, Simpson held the roles of Group CFO, COO and was also a Board member.
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.
Julio Bezerra
Chief Strategy and Transformation Officer
Julio Bezerra is Avast’s Chief Strategy and Transformation Officer. He is responsible for developing, communicating, and executing the company’s strategy including leading major transformation projects. His responsibilities also include Corporate Development and M&A. Prior to joining Avast, Mr. Bezerra served as Managing Director and Partner at the Boston Consulting Group (BCG) in London, United Kingdom. At BCG he was a core member of the Technology, Media and Telecommunications practice, a global expert in Sales and a pioneer in Big Data Analytics. Mr. Bezerra began his career launching new businesses, including four mobile operator start-ups. Mr. Bezerra has deep experience in articulating strategies in fast moving technology, customer and competitive contexts and in translating strategies into operational plans. Throughout his career, he has been recognized for applying a customer centric perspective to create new value propositions and disrupt go to market. Mr. Bezerra holds an MBA, with distinction, from INSEAD, an MA in marketing from Fundação Getulio Vargas, and a BSc in industrial engineering from Universidade de São Paulo. Mr. Bezerra has extensive international experience (Europe, US, Emerging Markets) and is fluent in five languages.
Rebecca Grattan
Chief Operating Officer
Rebecca Grattan joined Avast as Chief People and Culture Officer in February 2020 and in 2022, she was appointed Chief Operating Officer. She is responsible for the Commercial business, Human Resources, Facilities, and Marketing within the company. She is responsible for the Human Resources and Facilities functions within the company. Ms. Grattan brings extensive global human resources and transformation experience through a career which includes executive, interim, consultancy and non-executive positions in the UK, as well as internationally. Ms. Grattan is adept in designing and implementing strategies which enhance the employee experience and develop a high performance culture. She has an extensive background in operating models and organizational design through work with start-ups, through M&A and publicly listed businesses, and has worked successfully through and with global teams. Ms. Grattan has particular interests in creating an organizational climate and culture where people thrive and where under represented groups can be supported to achieve their potential. She has championed programs to highlight and tackle gender, LGBTQ+ mental health and wellbeing, and has been involved in a range of ‘Women in Tech’ initiatives.
Vita Santrucek
Chief Product Officer
Vita Santrucek is Avast’s Chief Product Officer. Previously, Vita served as General Manager, Avast Business, and Avast’s Vice President, Engineering, leading the global engineering and technical support strategy and operations for Avast Business.
Vita has 20 years’ experience leading Big Data, Internet of Things (IoT), and Java platform engineering teams at companies including Oracle, Sun Microsystems, and MSD (Merck Sharp & Dohme Corporation, a subsidiary of Merck & Co.). Immediately prior to joining Avast in 2018, Vita was Director of Software Development at MSD, before which he was Director of Software
Development at Oracle leading a team with responsibilities for the IoT product line. At Sun Microsystems, he led globally distributed teams on projects that included engineering deliverables for Sun’s Java Standard Edition or Solaris.
Vita, who is Czech-American, lived and worked in Silicon Valley between 2006 and 2016 and now resides in Prague.
Lisa Carey
Chief Marketing Officer
Lisa Carey is Avast’s Chief Marketing Officer, and joined the company in April, 2020. Prior to joining Avast Ms. Carey served as CMO at Visionable Global, a technology startup for the healthcare industry, based in London, United Kingdom. Before joining Visionable, Ms. Carey was based in Silicon Valley and held a variety of leadership positions as a senior marketer at global technology companies, including Twitter, Facebook, and eBay. Ms. Carey brings more than 20 years of marketing expertise to Avast, having built world-class brands and businesses across all stages of growth, with strategic rigor, keen intuition and creativity. Ms. Carey holds a BA in English from the University of California, Davis.
Peter Turner
Chief Commercial Officer
Peter Turner is Avast’s Chief Commercial Officer. Mr. Turner joined Avast in 2016, and prior to becoming Avast’s Chief Commercial Officer, he was the company’s Senior Vice President & General Manager, Consumer, and Senior Vice President and Chief Revenue Officer, Consumer.
Mr. Turner previously served as General Manager, Consumer at AVG, which he joined in September 2015. He has a successful track record in growing consumer businesses and before AVG was Managing Director, Consumer Services at Experian and held commercial roles in a variety of other consumer organizations including Orange, Freeserve, Sainsbury’s, Dixons, and GE.
Mr. Turner holds an HND in Business and Finance and a Postgraduate Diploma in Marketing Management, is a member of the Chartered Institute of Marketing and a Fellow of the Institute of Direct & Digital Marketing.
Charles Walton
Senior Vice President & General Manager, Identity
Charles Walton joined Avast in June 2021 to lead research and development in the identity protection space, an extension of Avast’s existing expertise in security and privacy protection. In a newly created role, his remit is to define Avast’s identity strategy and product distribution with a focus on innovation that includes a partnership model for co-design and bespoke solutions.
Prior to joining Avast, Mr. Walton was Senior Vice President, Digital Identity Products and responsible for the creation and rollout of a major new global business within Mastercard focused upon digital identity services, known as the ID Service.
Mr. Walton was additionally a co-founder and on the steering board of both the Trust over IP Foundation and the Good Health Pass Collaborative. Previous to that, he was responsible for government related digital identity services within Idemia. Formerly, he was CEO of Toronto-based SecureKey and responsible for the launch and growth of the SecureKey Concierge Network, a federated authentication system based upon bank, mobile network operator, and government collaboration in the Canadian market.
Trudy Cooke
General Counsel
Trudy Cooke joined Avast in March 2021 as General Counsel and Company Secretary. In this role, she is the principal source of legal advice to the Board and Management. Trudy brings extensive international legal, leadership and M&A experience spanning over two decades.
She has most recently been Group General Counsel at Inmarsat, formerly a public company, listed on the London Stock Exchange. Trudy was a central member of the executive team who helped take the company private in 2019, working with a group of private equity owned investors. At Inmarsat, Trudy looked after the Legal, Strategy, Government Affairs and Regulatory teams. Previously, Trudy was a director of Terra Firma’s London Board and its Chief Operating Officer. She joined Terra Firma in 2004 as part of the Legal, Tax and Structuring team, before going on to serve as its General Counsel and then Chief Operating Officer. Before Terra Firma, Trudy worked in the Private Equity team at Lovells (now Hogan Lovells).
FAQs
What is Avast software used for? ›
Avast protects against viruses and malware, and the packages include protection against ransomware, phishing, Wi-Fi intrusion, and other cybersecurity threats. The Avast Antivirus package finds viruses and malware by two different methods, the first being signatures of known virus and malware software.
What are 5 key features of Avast? ›- Anti-spam.
- Data Shredder.
- Intelligent antivirus.
- Home Network Security.
- SafeZone Browser.
- CyberCapture.
- Smart Scan.
- Secure DNS.
Avast has a great reputation for protecting computers from viruses and malware. With free and premium options, it delivers a complete security solution. Avast offers a wide range of tools beyond basic antivirus protection, including password protection, data shredder, webcam shield, sandbox and more.
How do I stop Avast from collecting data? ›- Open Avast Battery Saver and go to ☰ Menu ▸ Settings.
- Select General ▸ Personal privacy in the left panel.
- Tick the box next to the following options to opt in, or untick the box to opt out: