About us

The BKW Group is a Bern-based international energy and infrastructure company employing around 10'000 people. Its company network and extensive expertise allow it to offer its customers a full range of overall solutions. The Group plans, builds and operates infrastructure to produce and supply energy to businesses, households and the public sector, and offers digital business models for renewable energies. Today, the BKW Group portfolio comprises everything from engineering consultancy and planning for energy, infrastructure and environmental projects, through integrated offers in the field of building technology, to the construction, servicing and maintenance of energy, telecommunications, transport and water networks.

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Executive Board

Executive Board
Extended Executive Board
Dr. Suzanne Thoma
Ronald Trächsel
Dr. Roland Küpfer
Dr. Philipp Hänggi
Dr. Corinne Montandon
Martin Schweikert
Werner Sturm
Michael R. Schüepp
Mathias Prüssing

Executive Board

Dr. Suzanne Thoma

CEO of the BKW Group 

1962 – Swiss citizenship

Chemical engineer ETH

Dr. Suzanne Thoma has been CEO of BKW AG since 2013. She joined BKW in 2010 as head of the Grid division and a member of the Executive Board. Before joining BKW, she led WICOR Group’s international automobile supply business in Rapperswil. Prior to that, as CEO of Rolic Technologies AG, she headed a start-up specialised in high-tech materials and technology licences. She previously worked at Ciba Spezialitätenchemie AG (today BASF AG) for about 10 years in a variety of management roles, both in Switzerland and abroad. Dr. Thoma holds a PhD in chemical engineering from ETH Zurich.

Ronald Trächsel

Head of Finance and Services/CFO

1959 – Swiss citizenship


Before joining BKW in 2014, Ronald Trächsel was CFO at the Sika Group, where he had been responsible for finance and IT since 2008. Prior to that, he spent eight years as CEO and CFO at Vitra, a company with a presence on the global stage. From 1995 to 1999 Ronald Trächsel was CFO of Ringier International.

Dr. Roland Küpfer

Head of Networks

1958 - Swiss citizenship

PhD in Business economics, MBA, Electrical engineer FH

Roland Küpfer is a technology expert with longstanding management experience: over the past four years, Küpfer has been expanding Multiple Dimensions AG’s business activities. Before that, he was CEO of the Cicor Group, a member of the executive management at ASCOM Security Communication and Executive Vice President of the Schaffner Group.


Dr. Philipp Hänggi

Leiter Geschäftsbereich Production (ab 1. Januar 2020)

1968 – Schweizer Staatsbürgerschaft

Doktortitel der ETH Zürich in Physik und Executive MBA der Universität St. Gallen

Philipp Hänggi ist seit 2014 bei der BKW. Bis zu seinem Eintritt in die Konzernleitung per 2020 war er Mitglied der Leitung des Geschäftsbereichs Produktion. Er trieb das Projekt Stilllegung Kernkraftwerk Mühleberg erfolgreich voran und leistete einen wesentlichen Beitrag zu weiteren strategisch relevanten Projekten innerhalb des internationalen Kraftwerkparks der BKW.

Dr. Corinne Montandon

Head of the Energy Markets & Group Services division

1976 – Swiss  citizenship

Dr. rer. oec., Business Informatics

Dr. Montandon has held a number of roles within BKW since she joined the company in 2009. Until she joined the Executive Board in 2021 she was Head of Strategy & Development and a member of the executive management of BKW Power Grid. Corinne Montandon holds a doctorate in business information technology. She completed her PhD, as well as a degree in business administration and economics, at the University of Bern. 

Martin Schweikert*

Head of Corporate Communications

1967 – Swiss citizenship

Lic. iur, Executive Master in Communication Management

Martin Schweikert has worked at BKW since mid-2013 and heads the Corporate Communications, Brand Management and Public Affairs divisions. He previously worked with Swisscom for around eight years, where he was responsible for marketing and corporate communications for the company’s fast-growing IT division. After completing his studies, he worked for around ten years in business and communications consulting, for a number of companies in the technology and industry sector, and for associations.

*extended Executive Board

Werner Sturm*

Head of the Infra Services divison

1964 – German citizenship (B permit)

Surveying technician/EMBA (FH)

Werner Sturm joined the BKW Group in 2008 as Managing Director of Arnold AG. Previously, he had been Managing Director of SAG Kommunikationstechnik Schweiz AG for eight years. For seven years prior to that he was responsible for a GIS system in his role as managing director of a Swiss software concern. His career began in an engineering office for construction and surveying in Rheinfelden.

*extended Executive Board

Michael R. Schüepp*

Head of the Engineering division

1962 – Swiss citizenship

Michael Schüepp joined BKW in late 2014 and assumed responsibility for the development and expansion of BKW Engineering. For over ten years prior to that, he served as managing director and COO in the finance and telecommunications field, as well as non-executive director for private equities, most recently as CEO for a mid-sized company.

Previously, he operated as an independent entrepreneur for licensed personnel evaluation systems for 15 years before successfully selling the company.

*extended Executive Board

Mathias Prüssing*

Head of the Building Solutions division

1967 – Swiss citizenship

Lawyer, EMBA HSG

Mathias Prüssing has worked at BKW since 2016. He first headed the Markets division before being appointed CEO of BKW Building Solutions in November 2017. He had previously served a number of years as CEO of Comfone AG and Infonet Schweiz AG, both companies in the telecom/IT sector with an international presence. Prior to that he filled a number of roles at Swisscom AG for about ten years

*extended Executive Board

Board of Directors

NameNationalitysinceIn office untilFunction
Urs GascheCH2002*GA 2021Chair of the Board, Chair of the Remuneration and Nomination Committee 
Hartmut GeldmacherD2009*GA 2021Vice Chair of the Board, Member of the Remuneration and Nomination Committee 
Roger BaillodCH2013GA 2021Member,
Chairman of the Audit and Risk Management Committee
Kurt SchärCH2012GA 2021Member,
Deputy Chairman of the Audit and Risk Management Committee

Carole Ackermann

CH, A2018GA 2021Member,
Member of the Audit and Risk Management Committee

Rebecca Guntern

CHfrom sept 2018GA 2021Member

Andreas Rickenbacher**

Member of the Remuneration and Nomination Committee 

* Date when member joined the board of BKW FMB Energie Ltd. before changing to the holding company structure.
** Canton of Berne delegate

Organisation chart

Contact an Executive Board member

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