Corporate Management Groups

Vaisala’s Management Groups are chaired by the President and CEO. Members of the Business Management Group are Business Area Directors, Director for Global Weather Sales and Marketing, Director for Operations and the Chief Financial Officer. In addition to the Business Management Group, the Vaisala Strategic Management Group also includes Directors of Human Resources, Information Technology, Communications, Business Development, and the Chief Technology Officer and Chief Science Officer.

The Management Groups do not exercise any decision making power as defined in legislation or the Articles of Association. The Management Groups are advisory organs that addresses Group-wide development undertakings, as well as the Group’s principles and operating practices in general.

Holdings of the company's permanent insiders

Business Management Group members

Chairman: President and CEO Kjell Forsén

Kenneth Forss, b. 1954, B.Sc. (Eng) Domicile: Helsinki, Finland Principal occupation: Director, Vaisala Instruments since 1991 Employment history: Vaisala Oyj: Marketing Manager 1990-1991 and Area Manager 1988-1989 Positions of trust: Technology Industries of Finland: Member of the Working group for business and technology, Teräskonttori Oy: Board Member Management Group Member since: 1991

Erkki Järvinen, b . 1960, M.Sc. (Eng) Domicile: Espoo, Finland Principal occupation: Director, Vaisala Measurement Systems since 2005 Employment history:Vaisala Oyj: Director, Vaisala Soundings 2002-2004, Business Unit Manager 1998-2002, Rados Oy: R&D Manager 1997-1998, Instrumentarium Oy Imaging, R&D Manager, Marketing Manager, Project Manager 1990-1997, Orion-Yhtymä Oy Soredex, Technical Support Manager, Project Manager 1987-1990 Positions of trust: - Management Group Member since: 2002

Matti Ervasti, b . 1955, MSc. (chem) Domicile : Helsinki, Finland Principal occupation: Director, Global Sales and Marketing since 2007 Employment history: Managing Director, Oxford Instuments Analytical Oy, Distribution Director, Oxford Instruments Industrial Analysis Positions of trust: Non Executive Director, Oxford Instruments Analytical Oy and Oxford Instrumens Oy Management Group Member since: 2007

Lauri Rintanen, b. 1955, M.Sc. (Eng) Domicile: Helsinki, Finland Principal occupation: Director, Operations since 2007 Employment history: President, JOT Automation, 2006 - 2007; Executive Vice President, Uponor Oyj, 2004 - 2006; Director, supply chain, quality and customer relationships, Nokia Multimedia, 2001 - 2004; Vice President, operations and sourcing, Asia and Pacific, Nokia Oyj, 1997 - 2001; Plant Manager, Salo, Nokia Mobile Phones 1992 - 1997; Plant Manager, Nokia, Camberley, 1991 - 1992; Quality Director Nokia Mobile Phones Oy, 1989 - 1991; Quality Manager, Teleste Oy, 1981 - 1988 Positions of trust: - Management Group Member since: 2007

Antti Ritvos, b. 1953, M.Sc. (Eng, Tech Physics), BA (Physics and Astronomy) Domicile: Helsinki Principal occupation: Director, Vaisala Solutions since 2007 Employment history: Vice President, Mercuri Urval 2005 - 2007; Vice President and General Manager of Global Technology, GE Healthcare Information Technologies 2003-2004, and other managerial positions at GE/Instrumentarium 1986 - 2003; R&D Director, Lasertek 1983 - 1986 Positions of trust: Oy Sten Ab, Board Member, Wristop Oy, Board Member, URSA r.y. (Finnish Astronomical Association), Board Member Management Group Member since: 2007

Jouni Lintunen, b . 1971, M.Sc. (Eng) Domicile: Nurmijärvi, Finland Principal occupation: Director, Finance since 2006 Employment history: Vaisala Oyj: Business Controller 2001-2006, Vaisala Inc: Financial Analyst 1999-2001, Vaisala Oyj: Financial Analyst 1998-1999 Positions of trust: - Management Group Member since: 2006

Scott J. Sternberg, b. 1964, M.Sc. (Physics) Domicile: Helsinki, Finland Principal occupation: Director, Vaisala Services since 2007 Employment history: Vaisala, Inc.: Business Unit Manager 2004-2007, Roper Industries-Photometrics: Business Development Manager, Marketing Manager, Product Manager 1992-2004 Positions of trust: - Management Group Member since: 2007

Strategic Management Group members In addition to the Business Management Group, the Vaisala Strategic Management Group includes

Walter Dabberdt, b. 1942, Ph.D. Meteorology Domicile: Boulder, CO, USA Principal occupation: Chief Science Officer since 2000 Employment history: National Center for Atmospheric Research (NCAR), Boulder, CO 1985-2000, Stanford Research Institute, Menlo Park, CA 1970-1985 Positions of trust: Board memberships in Atmospheric Sciences and Climate of the National Academy of Sciences as well as in CO-LABS Inc. President for the American Meteorological Society. Board Chair at the Environmental Prediction in Canadian Cities and Chair at the External Advisory Committee, NCAR Earth Observing Laboratory. Co-chair in THORPEX Global Atmospheric research Programme , Observing Systems Working Group. Member in External Steering Committee for Air Quality Forecasting, in Shanghai Meteorological Bureau. Management Group Member since: 2000

Marja Happonen, b. 1957, M.Sc. (Econ) Domicile : Espoo, Finland Principal occupation: Director, Human Resources since 1994 Employment history: Scribona Oy: HR Manager 1989-1994, Postipankki: HR Development 1982-1989 Positions of trust: Finnish Meteorological Institute: Member of the Board of Directors; Deaconess Institute’s Hoiva: Member of the Board Management Group Member since: 1996

Tapio Engström, b. 1963, M.Sc. (accounting) Domicile: Nurmijärvi, Finland Principal occupation: Director, Business Development since 2007 Employment history: CFO, Aspocomp Group, 2006-2007;CFO, Vaisala Group, 2002-2006; CFO North America, Vaisala, 2000-2002; Business Controller, Andritz Oy, 1998-2000; Finance Manager, Asko Kodinkone Oy, 1994-1998 Positions of trust: - Management Group Member since: 2007

Jussi Kallunki, b. 1956, M.Sc. (Eng) Domicile: Helsinki, Finland Principal occupation: Chief Information Officer since 2000 Employment history: Outokumpu Technology Oy: IT Manager 1998-2000, Outokumpu Engineering Services Oy: Project Manager 1993-1998, Outokumpu Engineering Services Oy: Technical Service Manager 1992-1993, Outokumpu Engineering Services Oy: CAD-Group Manager1990-1991, Outokumpu Oy, Engineering Division: CAD-Croup Manager 1988-1990 Positions of trust: - Management Group Member since: 2000

Helena Marjaranta, b. 1963, M.A. (English philology, Communication and Organizational Psychology) Domicile: Espoo, Finland Principal occupation: Communications Director since 2007 Employment history: 2006-2007 Radio Access Business Unit, Nokia Siemens Networks, Head of Communications, 2005-2006 Corporate Communications, Nokia Oyj, Senior Communications Manager, 2003-2005 Nokia Networks Business Group, Communications Manager, 2000-2003 IP Mobility Networks, Nokia Networks Business Group, Communications Manager, 1999- 2000 Internal communications, Switching Platforms, Nokia Networks Business Group, Project Manager, 1991-1999 Neste Oyj, Admin, change and HR consultancy Positions of trust: - Management Group Member since: 2007

Ari Meskanen, b . 1963, M.Sc. (Eng), eMBA Domicile: Helsinki, Finland Principal occupation: Chief Technology Officer since 2007 Employment history: Vaisala Oyj: Business Unit Manager, Vaisala GmbH: Managing Director, Vaisala Oyj: Product Manager, Instrumentarium Oy: Product Development Manager Positions of trust: - Management Group Member since: 2007

Investors

Corporate Management Groups

Business Management Group members

Strategic Management Group members