About us - Leadership driven by innovation

Management Board

According to the Organizational Regulations of Sonova, the Management Board consists of at least four, and additional members according to the corporate needs. The Management Board is appointed by the Board of Directors, as recommended by the Chief Executive Officer (CEO). It prepares for, and later executes, the decisions made by the Board of Directors.

The Management Board is responsible for the operational business of the company.

Lukas Braunschweiler
Position: 
CEO & GVP Retail a.i.
Nationality: 
Switzerland
Born: 
1956
First election: 
November 2011
More Information: 

Biography

Lukas Braunschweiler (born 1956, Swiss citizen) joined the Sonova Group as CEO in November 2011. Before joining the company, he was CEO of the Swiss technology group RUAG. From 2002 to 2009, as President & CEO, he headed the Dionex Corporation. The California-based company, active in the life sciences industry, was listed on the Nasdaq stock exchange. Prior to this, he worked from 1995 to 2002 in various group executive positions in Switzerland and the US for Mettler Toledo, a precision instruments manufacturer.

Lukas Braunschweiler received a Master of Science in analytical chemistry (1982) and was awarded a Ph.D. in physical chemistry (1985) from the Swiss Federal Institute of Technology (ETH) in Zurich.

Lukas Braunschweiler is a member of the Board of Directors of the Schweiter Technology Group.

Holdings as per 31.3.2016

  • Shares: 11,463
  • Restricted Share Units1): 9,619
  • Options1): 120,924

1) For further details see also Note 31 in the consolidated financial statements of the Annual Report.

Hartwig Grevener
Position: 
CFO
Nationality: 
Germany
Born: 
1966
First election: 
August 2012
More Information: 

Biography

Hartwig Grevener (born 1966, German citizen) joined the Sonova Group as CFO in August 2012. Before joining the company, he was Group CFO of Jet Aviation, a business group of General Dynamics. From 2001 to 2006 Hartwig Grevener was CFO for the European operations of Gate Gourmet, one of the leading global airline catering firms. His previous professional experience includes positions at Hapag-Lloyd, a German logistics group, A.T. Kearney management consultants, and BMW.

Hartwig Grevener holds a Diploma in business administration and mechanical engineering from the TU University of Berlin (1991) as well as a Ph.D. in business administration from the University of St. Gallen (1994).

Holdings as per 31.3.2016

  • Shares: 2,000
  • Restricted Share Units1): 5,890
  • Options1): 38,138

1) For further details see also Note 31 in the consolidated financial statements of the Annual Report.

Claude Diversi
Position: 
GVP Hearing Instruments Wholesale
Nationality: 
France/Italy
Born: 
1964
First election: 
May 2012
More Information: 

Biography

Claude Diversi (born 1964, French and Italian citizen) joined the Sonova Group in March 2005 as Managing Director of Phonak France. He was appointed Global Vice President Hearing Instruments Wholesale in April 2016. Before, he was Vice President Hearing Instruments Phonak Wholesale for the Region Europe and South America from May 2012 until March 2016. Claude Diversi has an extensive track record as a sales executive with a broad experience in all disciplines of sales, including reporting, sales force management, and executing trade marketing strategies. Prior to joining Phonak, he worked in sales management positions in companies such as British American Tobacco, Dowbrands & Melitta Europe, Pillsbury, and Kraft Food France.

Claude Diversi majored in international business at the University of Paris Descartes in France.

Holdings as per 31.3.2016

  • Shares: 1,000
  • Restricted Share Units1): 4,796
  • Options1): 26,183

1) For further details see also Note 31 in the consolidated financial statements of the Annual Report.

Hansjürg Emch
Position: 
GVP Cochlear Implants
Nationality: 
Switzerland
Born: 
1968
First election: 
March 2011
More Information: 

Biography

Hansjürg Emch (born 1968, Swiss citizen) joined the Sonova Group as Group Vice President Cochlear Implants in March 2011. Before joining Sonova, he was President of the Global Spine division of Synthes, the implant manufacturer. During his time at Synthes he held various positions and gained broad specialist and management skills, including experience in general management, sales, product and business development, as well as clinical and regulatory affairs in the US and Europe.

Hansjürg Emch has a Master of Science and Engineering degree from the Swiss Federal Institute of Technology (ETH) in Zurich and completed the Program for Management Development at Harvard Business School.

Holdings as per 31.3.2016

  • Shares: 7,213
  • Restricted Share Units1): 6,412
  • Options1): 48,368

1) For further details see also Note 31 in the consolidated financial statements of the Annual Report.

Martin Grieder
Position: 
GVP Hearing Instruments Marketing
Nationality: 
Switzerland/UK
Born: 
1965
First election: 
August 2014
More Information: 

Biography

Martin Grieder (born 1965, Swiss and British citizen) joined the Sonova Group as Group Vice President Phonak in August 2014 and was appointed Group Vice President Hearing Instruments Marketing in September 2016. He joined Sonova from Nestlé, where he was Vice President and Global Head of Nestlé BabyNes. Martin Grieder joined Nestlé in 1992 and brings over 20 years of experience in senior management roles within the company. His diversified cross-functional work experience in 18 countries ranges from leading the global Nespresso professional division to managing Nestlé Nespresso North America. Further senior roles at Nestlé include Vice President, Head of Finance for the Americas and Head Nestlé Group Audit as well as R & D Head for Food & Beverage systems solutions for the Nestlé Group.

Martin Grieder received a Master of Business Administration degree from IMD-Switzerland and has a Bachelor’s degree in business and economics from the University of Applied Science and Arts (FHNW) in Basel.

Holdings as per 31.3.2016

  • Shares: –
  • Restricted Share Units1): 3,577
  • Options1): 21,184

1) For further details see also Note 31 in the consolidated financial statements of the Annual Report.

Sarah Kreienbühl
Position: 
GVP Corporate HRM & Communications
Nationality: 
Switzerland
Born: 
1970
First election: 
August 2004
More Information: 

Biography

Sarah Kreienbühl (born 1970, Swiss citizen) has been Group Vice President, Corporate Human Resource Management since August 2004 and also Group Vice President, Corporate Communications since 2012. She was previously Head of Global Human Resources and member of the Executive Board of the Tecan Group in Männedorf, Switzerland. Prior to that she was a consultant with Amrop International, Zurich, where she did executive search projects and also introduced new assessment and management audit services. She started her career as a psychologist with Swissair, where she was involved in the selection of pilots and air traffic controllers.

Sarah Kreienbühl studied applied psychology at the University of Zurich and obtained a Master’s degree, followed by a number of additional qualifications in the field of human resource management, communications and finance.

Holdings as per 31.3.2016

  • Shares: 3,454
  • Restricted Share Units1): 6,412
  • Options1): 48,368

1) For further details see also Note 31 in the consolidated financial statements of the Annual Report.

Hans Mehl
Position: 
GVP Operations
Nationality: 
Germany
Born: 
1959
First election: 
April 2007
More Information: 

Biography

(born 1959, German citizen) was appointed Group Vice President, Operations in April 2007. Before joining Sonova, he held various international leadership positions within the Siemens Group in the Netherlands, Singapore, USA, and Switzerland. In his last position, Hans Mehl acted as Co-Division Head of the Fire and Security business at Siemens Building Technologies in Zug, Switzerland. Between 2000 and 2003, he was CFO of Global Health Services at Siemens Medical Group in Philadelphia, USA. Before that he was a member of the executive management of Siemens Audiology Group.

Hans Mehl completed his education in business administration in Germany.

Holdings as per 31.3.2016

  • Shares: 6,305
  • Restricted Share Units1): 6,412
  • Options1): 44,368

1) For further details see also Note 31 in the consolidated financial statements of the Annual Report.

Franz Petermann
Position: 
GVP Corporate e-Marketing
Nationality: 
Switzerland
Born: 
1964
First election: 
April 2013
More Information: 

Biography

Franz Petermann (born 1964, Swiss citizen) joined the Sonova Group in 2002 as Director Finance & Controlling. In April 2013 he was appointed Vice President Connect Hearing Group and in September 2016 Group Vice President Corporate e-Marketing. Before joining Sonova, he was CFO of Qualiflyer Loyalty Ltd. from 1999 to 2002, before which he held management positions in different industries. In the course of his career he gained international experience working in Germany, Canada, and Hong Kong.

Franz Petermann is a graduate of the Lucerne University of Applied Sciences and Arts and received a Master’s degree in business administration in the UK in 2002.

Holdings as per 31.3.2016

  • Shares: 2,261
  • Restricted Share Units1): 2,811
  • Options1): 15,214

1) For further details see also Note 31 in the consolidated financial statements of the Annual Report.

Andi Vonlanthen
Position: 
GVP Research & Development
Nationality: 
Switzerland
Born: 
1961
First election: 
April 2012
More Information: 

Biography

Andi Vonlanthen (born 1961, Swiss citizen) has been Group Vice President Research & Development since April 2012. He started his professional career at Phonak in 1984 in the area of product development, where he contributed significantly to a large number of technological innovations and product launches. As one of many innovations, he developed the first ever multimicrophone system for hearing instruments, which revolutionized the entire industry. From 2002 to 2004, he was Vice President R & D at Unitron. As of 2004 he was responsible for the Group System Integration function.

Andi Vonlanthen received a degree in electronic engineering at the School of Engineering (HTL) Brugg Windisch, Switzerland in 1984.

Holdings as per 31.3.2016

  • Shares: 11,495
  • Restricted Share Units1): 6,347
  • Options1): 47,089

1) For further details see also Note 31 in the consolidated financial statements of the Annual Report.