WithSecure Oyj - Company Profile
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The following section provides information on WithSecure Oyj’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into WithSecure Oyj's management and employees, unlock the full data with our company analytics monitoring tool.
Executives
Risto Siilasmaa
Chairman Executive BoardMr. Risto Siilasmaa has been the Chairman of the company since 2006. Prior to this, he served as the President and Chief Executive Officer of the company from 1988 to 2006. He also served as the Vice Chairman from 2017 to 2018 and as a Member of the Board from 2013 to 2016 at Finnish Industries. Earlier, he served as the Chairman from 2012 to 2020; Interim Chief Executive Officer from 2013 to 2014, and Member of the Board from 2008 to 2012 at Nokia Corp. Previously, he served as the Chairman from 2016 to 2018, and Vice-Chairman from 2013 to 2015 at The Federation of Finnish Technology Industries.
Antti Koskela
Chief Executive Officer; President Senior ManagementMr. Antti Koskela has been the President and Chief Executive Officer of the company since June 2024. Prior to this, he served as the Interim Chief Executive Officer of the company since April 2024. He also served as the Chief Product Officer of the company since 2021.
Christine Bejerasco
Chief Information Security Officer Senior ManagementMs. Christine Bejerasco has been the Chief Information Security Officer of the company since 2023. Previously, he served as the Chief Technology Officer of the company from 2021 to 2023. Prior to this, she served as the Vice President of Tactical Defense Unit of the company from 2019 to 2021. From 2008 to 2019, she served in various technical and leadership roles in the company. Ms. Bejerasco served as the Malware Researcher at PC Tools from 2006 to 2008. Earlier, she held several threat analysis positions at Trend Micro from 2003 to 2006.
Nina Laaksonen
Chief Product Officer Senior ManagementMs. Nina Laaksonen has been the Chief Customer Officer of the company since 2025. Prior to this, she served as Interim Chief Product Officer and Vice President of different R&D roles at the company.
Lasse Gerdt
Chief Revenue Officer Senior ManagementMr. Lasse Gerdt has been the Chief Revenue Officer of the company since 2025. Prior to this, he served as the Head of Cloud/Azure Sales, Enterprise and Public Sector at Microsoft from 2022 to 2023, and Director of Azure Sales, Global and Strategic Accounts at Microsoft from 2019 to 2021. Previously, he served as the Head of Strategic and Global Alliances at Amazon Web Services, EMEA HQ from 2015 to 2019. He also held several leadership positions at Microsoft from 2010 to 2014, Global Account Executive of Nokia, and Microsoft from 2007 to 2010. Earlier, Mr. Gerdt worked as the Vice President of Sales and Marketing at Cidercone Oy from 2002 to 2007, and Global Accounts and Solution Sales Manager of Compaq Computer from 1998 to 2002.
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