CGN Group

Graduate of the EHL Hospitality School in Lausanne, he has held various support and management positions with Gate Gourmet in Switzerland, Germany, Great Britain and France. Following that, at Servair, a subsidiary of Air France KLM specialised in airline catering, he managed the operation on short and long haul flights. From July 2015 to December 2018, he was the Head of Lyria, the railway transport company which manages TGV links between Switzerland and France.

In 2019, Andreas Bergmann worked within the management of Public Transports for the Lausanne region (TL) as part of a temporary contract. Mr. Bergmann also attended the INSEAD (European Institute of Business Administration).

Holding a master's degree in Management Sciences, specializing in Marketing, from Paris IX Dauphine University, she has worked for 18 years in leading communication consulting agencies such as DDB, Young & Rubicam and M & CSAACHI. In her previous positions she has developed marketing and communication strategies for local and international clients in the transport, leisure, mobile phone and food industry. Benefiting from a strong strategic vision and a creative spirit, her expertise covers all sales and communication channels.

She holds a Master's degree in Law from the University of Neuchâtel (2001) and began her career in HR at the Commune of Meyrin. She obtained a Federal Certificate of Specialist in Personnel Management (2005) before joining the University of Lausanne, where she participated in the creation of the HR department.

She then joined the Verbier Festival where she brought numerous tools and facilitated HR management before joining the Grand Théâtre de Genève as HR Director - Lawyer. She completes her training with a Certificate of Advanced Studies in Transformational Leadership (2019).

After having received a masters degree in mechanical engineering from the EFPL (2001) and another one at the National School of Petroleum and Engines (2002), he first began his career in the automobile industry abroad. He continued his professional experience at the LIEBHERR Machines company in Bulle for a total of 3 years, where he has also contributed to the development of new V8 engines.

In 2008 he was appointed as lecturer at the EPFL, a position he would carry out for 9 years. In the same year, he joined the world’s leading cement manufacturer HOLCIM, where he improved the performance of the Eclépens cement plant. From 2013 to 2017 he led all production activities of the site and was involved in the realization of many industrial projects. He finally joined the CGN as technical director on November 1st 2017.

Born in Siberia, Maria Semenova moved to Switzerland to pursue her studies. After receiving a PhD in Finance at the HEC Lausanne (2006), she worked in the Lake Geneva region for various import, export and commodity transport companies. She has also worked in strategic consulting in the field of corporate finance.

Equipped with solid financial skills and an excellent analytical mind, she took over the management of CGN's finances on July 1, 2021 in order to face the numerous challenges incurred by a sensitive economic context.