Caring for our forests globally
National Sites

PEFC Staff


2016 ben gunneberg

Ben Gunneberg, CEO and Secretary General

Ben has spent most of his working life in forestry, starting as a forestry worker. After completing his studies at Aberdeen University, Ben joined the University of Wales, Bangor as a researcher in Forest Economics.

This was followed by various positions in the Timber Growers Association in the UK where he dealt with technical and policy aspects of forestry. Ben then became involved in forest certification when he took on the position of Technical Director.

In 1999, he became Secretary General of PEFC International.

As a chartered forester, Ben has been further developing his skills with a Masters in Business Administration from the Open University, and more recently a Diploma in Company Direction from the Institute of Directors.


Communications Unit

2016 thorsten arndt

Thorsten Arndt, Head of Communications

After finishing his Master in Public Affairs at the University of Minnesota, Minneapolis, Thorsten began his professional life at the United Nations Development Programme (UNDP).

He then worked at the World Business Council for Sustainable Development (WBCSD) as Communications Manager before joining PEFC.

2016 hannah price

Hannah Prins, Communications Officer

Hannah has worked in the field of communications since leaving university. After moving to Geneva from the UK in 2009 she worked for an NGO as Communications Officer before joining PEFC in 2013.

She has a Bachelor of Science in Geography from the University of Manchester, UK.

anja gehrer

Anja Gehrer, Junior Communications Officer

Anja moved to Geneva from Austria in early 2018 and joined PEFC later the same year. She is experienced in Marketing, Communications and Public Relations.

Anja holds a Bachelor’s degree in English and Hispanic Studies from the University of Vienna and is currently pursuing a Master’s degree in Digital Marketing.


Development Unit

2016 remi sournia

Rémi Sournia, Development Manager

Rémi has worked in the sustainable development field since 2005. Prior to joining PEFC, he worked for The Forest Trust (TFT) as a Coordinator of the European Union project Timber Trade Action Plan (TTAP).

Rémi holds a Master's degree in Environment and Agronomy from AgroParisTech, France.

Thomas Seyvet 2018

Thomas Seyvet, Junior Project Officer

Thomas achieved several internships in marketing and business development in various countries (France, Ivory Coast and Morocco) during his academic background.

Thomas holds a Master degree in International Business Development from Burgundy School of Business, France.


EU Affairs

2016 xavier noyon

Xavier Noyon, EU Affairs

Xavier has been active in European affairs in different sectors for the over 10 years. He was Secretary General of a European association the renewable energy sector before joining PEFC in 2014.

Xavier has a Master in Law as well as a Magister in German Law. In addition Xavier has also a Master in European Public Policies.


Finance & Administration

natalie faulkner 2015

Natalie Faulkner, Office Manager

Natalie joined PEFC International having returned to Europe following 22 years spent in the US and Mexico working for several multinational companies.

She is Office Manager and Executive Assistant to the Secretary General, and is fluent in English, French and Spanish.


2016 gill parker

Gill Parker, Finance Manager

Gill is responsible for PEFC International's book-keeping and administration. Trained in accounting, she has worked for diverse international-membership organizations in the UK.

She has been with PEFC for 10 years, having helped to establish the first office in Luxembourg and latterly in Geneva.

Simon Clark 2014

Simon Clark, Finance Officer

Simon moved to Switzerland from the UK with his family in August 2010 and joined PEFC in June 2012.

Trained, amongst others, in Accounting, Simon ran his own businesses in the UK for countless years, providing book-keeping services. He also worked for 7 years as Administration Manager for a UK Accounting Software Company.




Fabienne Sinclair, Head of Marketing

Fabienne brings over 15 years of marketing, commercial and communications experience acquired in large consumer goods multinationals mainly and also from agency.

She graduated from Nantes University in marketing and business management and further studied marketing in London with the Chartered Institute of Marketing.

Julia Kozlik 2017

Julia Kozlik, Marketing Officer

Julia is experienced in sales, data analysis and marketing. Before joining PEFC, she worked in the packaging and beverages sectors.

Julia graduated from Queen Mary University of London with a degree in Business Management, and obtained a master's degree in management from BSL Business School Lausanne, Switzerland.

huong 2018

Huong Maggi, Marketing Junior Officer

In 2008, Huong, from Hanoi, Vietnam, came to Switzerland to pursue her studies in the field of Business Administration and later obtained a Bachelor and a Master which are both major in International Management at Geneva Business School.

She acquired experience working in a multinational environment before joining PEFC’s marketing team in August 2018.


Technical Unit

Michael Berger

Michael Berger, Deputy Secretary General & Head of Technical Unit

Michael worked as a consultant in the fields of environmental and quality management, organizational development and sustainable supply chain development for over ten years.

After studying Economics at the University of Augsburg, Michael completed his PhD in Forestry at the School for Forestry and Resource Management at the Technical University of Munich.

2016 marta martinez pardo

Marta Martínez Pardo, Technical Manager

Marta obtained a Degree in Political Science and Public Administration in 2009 at the Universidad Complutense de Madrid. She has worked in the field of Quality Management Systems, completing a Master in Integrated Management Systems in 2015.

After moving to Geneva from Spain in 2015, Marta joined PEFC International as a Technical Officer.

2016 christian kammer

Christian Kämmer, Technical Officer

Christian joined the organization full-time as a Technical Officer after working as a Research Assistant on a temporary basis.

Christian graduated as a Forest Engineer from the University of Applied Science in Göttingen, Germany.

2016 johan vlieger

Johan Vlieger, Technical Officer

Before joining PEFC International as a Technical Officer, Johan worked as Coordinator with PEFC Netherlands. As a student in Forest Management at Wageningen University he helped establish PEFC Netherlands in 2008.

ilaria zorzi

Ilaria Zorzi, Junior Technical Officer

Ilaria graduated in Environmental and Forestry Sciences and obtained a Master’s degree in Forest Systems and Technologies in 2017 at the University of Florence, Italy.

After a training period in PEFC Germany, she joined PEFC International as Technical Assistant.

PEFC Certified

Forests area: 309 million ha
Forest owners: > 750,000
Companies (CoC): > 20,000

(as of December 2018)

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PEFC Projects

We run a number of projects aimed at helping stakeholders develop their national systems:


Congo Basin

Croatia national park small

ghana project

Macedonia 2-sm

mediterranean basin small
Mediterranean Basin

Myanmar project people smallMyanmar

Filipino forest small

Contact PEFC

PEFC International
Route de Pré-Bois 20
Case Postale 1862
1215 Geneva

Tel: +41 (22) 799 4540
Fax: +41 (22) 799 4550

PEFC Membership/Status


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IUCN Member


IAF Association Member


Forest Legality Alliance Member


Congo Basin Forest Partnership Member


International Family Forestry Alliance Member


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TFA 2020 Partner