“That intrinsic motivation gives us credibility and jives with the motivation of all Buzzers – we want to drive sustainability ahead.”

We are a diverse, international, complementary, committed team of sustainability professionals and are deeply rooted in the sustainability scene. We devote our expertise and spare time to keep the GreenBuzz community buzzing.

Contact us at geneva@greenbuzz.global – we would like to hear your ideas.

Meet the Team

Catherine Ferrier
Co-President & Events

I am a seasoned trainer, educator, facilitator, programme and project manager, specialised in sustainable development and business sustainability. I have over 15 years of experience in training, lecturing and teaching to students and adults in executive education, in-class and online, and over 10 years of experience in educational programme development and management.


Clara Millard-Dereudre

International business and sustainability leader in specialty materials for various industries, experienced in integrating ESG and CSR initiatives into business strategies as catalyst for growth, innovation, and engagement. She holds an MBA and followed sustainability leadership trainings such as INSEAD social entrepreneurship, CISL, ISO26000 or B Leaders. Passionate about connecting people and capabilities towards greater impact and the role of businesses to progress on our 17 SDGs.

Bich Tram Nguyen
Secretary General & Partnerships

With over 15 years experience in consulting firms and industry, I am a certified project manager leading strategic and cross functional projects around process re-engineering, change management, marketing and sales excellence and strategic studies into renewable energies and utilities.

Rebecca Hababou

After 3 years in China, I am back in Europe with a strong experience in Food and Beverage (both operations management and strategic planning). What drives me is meeting people, talking about our challenges and sharing our knowledge to move forward and build great and meaningful things together. I just created my consulting company, Malipa F&B Solutions, to help young entrepreneurs turn their ideas into actions and assist them to find out how to turn their lemons into lemonade.

My values are sustainability, authenticity, kindness, curiosity and open-mindedness. 

Tina Bihi-Zenou

As an experienced marketing and communications professional with more than 20 years in industrial and technology companies, my skills lie in leading projects around digital marketing, functionalisation, launch communication campaigns and customer experience management. Nowadays my focus is on responsible and sustainable organisations where I believe that my expertise can have an impact.

Leila Bernasconi
Partnerships and Communications

I am a seasoned responsible communications professional, with expertise in public and media relations, corporate internal communication, corporate responsibility, and culture and values communications. I have more than 15 years of experience mainly in the financial and luxury sector. An innate 'cultural creative', I further pursue and cultivate my interest in humanities and the arts, within my professional framework as well as on a personal level.

Anna Hausser
Co-treasurer & Memberships

Following an international experience of over 18 years acquired with leading companies in strategy, corporate development, management consulting, project management, business and digital transformation, I relocated to Geneva in September 2020. New challenges demand new competencies and new leadership skills. I am currently undergoing an executive programme (DAS) in Sustainability to make a relevant contribution to a better world through my professional engagement.

Servanne Vercruysse Wojciechowski
Co-treasurer & Memberships

I am a finance leader with experience in supply chain and corporate finance, gained in international companies in the FMCG and Medtech sectors.