CEO and Management Team
Jari Lotvonen
b. 1968, Automation engineer
CEO and a member of the Management Team since 2004
Joined Proventia in 2004
Primary working experience:
• Elektrobit Oyj, business development assignments, 2003
JOT Automation Inc., CEO, 2002-2003
• Production JOT Automation Group, USA, Vice President, production, 2001-2003
• Production JOT Automation Group Finland, Vice President, 2000-2001
• JOT Automation Ltd, Vice President, 1997-1999
• JOT Automation Ltd., project management, 1991-1997
Tommi Aarnio
b. 1983, M.Sc.(Economics and Business Administration)
CFO since 2023
Member of the Management Team since 2023
Joined Proventia in 2023
Primary working experience:
• Hoivatilat Plc, CFO, 2015-2022
• PricewaterhouseCoopers Oy, Authorized Public Accountant, Manager, 2011-2015
• PricewaterhouseCoopers Oy, Accountant, 2008-2011.
Kaisu Kivioja
b. 1968, Vocational Qualification in Business and Administration
Director of Development since 2023
Member of the Management Team since 2011
Joined Proventia in 2008
Primary working experience:
• Proventia Group, CFO, 2013-2023
• Proventia Group, Financial Manager, 2011-2013
• Proventia Group, Controller, 2010-2011
• Proventia Group, Accountant, 2008-2010
• Tilitoimisto K. Ollila Oy, Accountant, 1990-2008
Petri Saari
b. 1969, Mechanical Engineer
Vice President since 2007
Member of the Management Team since 2011
Joined Proventia in 2007
Primary working experience:
• Incap Corporation, Vice President, Sales & Marketing, 2002–2007
• Incap Corporation, Sales Director, 2002
• JOT Automation Group Oyj, Sales Director, Nordic countries, 2001-2002
• JOT Automation Group Oyj, various managerial, 1995–2002
• Nokia Telecommunications, Cellular Systems Oy, Mechanical Engineer, 1993–1995
Arno Amberla
b. 1974, M.Sc. (Engineering)
Director, Technology since 2009
Member of the Management Team since 2011
Joined Proventia in 2000
Primary working experience:
• Proventia Oy, R&D Director, 2006-2009
• Proventia Oy, R&D Manager, 2000-2006
• Tampere University of Technology, Research Assistant, 1997– 2001
Tomi Palovaara
b. 1974, M.Sc. (Engineering)
Director, Production since 2015
Member of the Management Team since 2015
Joined Proventia in 2007
Primary working experience:
• Proventia Oy, Production, Quality and IPR Manager, 2011– 2015
• Proventia Oy, Quality and IPR Manager, 2009–2011
• Proventia Oy, Quality Engineer, 2007–2009
• Rautaruukki Corporation, Quality Engineer, 2006-2007
• Rautaruukki Corporation, Product Development Engineer, 1999–2006
Aaro Heilala
b. 1982, M.Sc. (Engineering)
Director, Thermal Components since 2019
Member of the Management Team since 2019
Joined Proventia in 2017
Primary working experience:
• Proventia Oy, Production Manager, Engineering Manager and Chief Engineer, 2017-2019
• Arttim Oy, Engineering Works Manager, 2014-2017
• Comatec Group, Senior Design Engineer and Production Engineer, 2011-2014
Jani Mäntylä
b. 1975, Engineer
Director, Test Solutions since 2024
Member of the Management Team since 2024
Joined Proventia in 2024
Primary working experience:
• JOT Automation Oy, CEO, 2022–2024
• JOT Automation Oy, Director, Engineering, 2020–2022
• JOT Automation Oy, BU Director, 2019–2020
• JOT Automation, General Manager JOT US, 2017–2019
• JOT Automation Oy, specialist and managerial positions, 2012–2017 • Nokia Oyj, specialist and managerial positions, 1999–2012
Harri Kervinen
b. 1982, Motorsport engineer
Director, Sales, Test Solutions since 2024
Member of the Management Team since 2018
Joined Proventia in 2012
Primary working experience:
• Proventia Oy, Director, Test Solutions, 2016-2024
• Proventia Oy, Engineer responsible for the engine and emission test laboratory, 2012-2015
• W–Secure Oy, Car Technology Manager, 2009–2011
• M-Sport Ltd., First Mechanic/ Engineer, 2008