Net-zero Symposium 2026

4 February 2026
08:30 AM - 04:30 PM

Siemens Switzerland Ltd, Smart Infrastructure International Headquarters
Theilerstrasse 1a, 6300 Zug, Zug

Are corporate net-zero targets truly reachable – or are we facing roadblocks that demand honest conversation and practical solutions?

Join us for an interactive symposium, supported by  swisscleantech, where sustainability leaders, energy managers, and decision-makers come together to tackle the real challenges of decarbonisation. This isn't about theory or buzzwords – it's about sharing what actually works, what doesn't, and how we can accelerate progress together.

What you'll experience

Peer-to-peer exchanges with practitioners facing similar challenges and real-world case studies with measurable results from leading organizations
Actionable strategies across governance, finance, technology, supply chain and data transparency
Guided debates and workshops to dive deep into critical topics
Exclusive site visit to the carbon-neutral Siemens HQ Campus energy plant
Networking opportunities with experts from Siemens and industry leaders committed to making net-zero a reality

Program Overview

08.30-09.00	Arrival & Coffee
09.00-09.15	Welcome by Gerd Scheller, Country CEO Siemens Switzerland
09.15-09.30	Net-zero as an opportunity in times of political uncertainty Importance of political framework conditions for achieving net-zero. Fabian Etter, Co-President, Swisscleantech
09.30-09.45	Net-zero challenges in the city of Zurich Chances and challenges of a front runner for net-zero: Pushing for ambitious framework setting and experiences and examples in public procurement. René Estermann, Director Environmental and Health Protection, City of Zurich
09.45-10.00	How much of emission reduction can be obtained by new design or by retrofit of buildings? Navigating the challenge of engineering and architectural priorities and synergies in new and retrofit project. Roland Stulz, Chairman of the Supervisory Board at Intep Integrale Planung GmbH
10.00-10.30	Guided debate & discussion with Fabian Etter René Estermann Roland Stulz Martin Kruska, Senior Consultant Sustainability Advisory, Siemens Jay O'Nien, Group Sustainability Manager, Bühler Group
10.30-11.00	Coffee Break
11.00-11.15	Sustainable Products - Who pays the price? Sustainability between aspiration and market. Sustainable products cost more; true sustainability needs customer demand, company response and robust standards. A circular economy requires extensive value chain collaboration, not just technical fixes or regulations. Lana Ollier, Sustainability Manager, Huber & Suhner
11.15-11.30	Emission reduction journey of Nestlé Buildings in Switzerland. Accelerating decarbonisation: Overcoming financing, expanding ROI, and integrating business impact for existing facilities. Claudio Buccola, Buildings Maintenance and Energy Manager, Nestlé Real Estate Switzerland
11.30-11.45	From strategy to action. A journey to net-zero. A practical overview of the actions taken on the path to net-zero and the real-world hurdles encountered & offering actionable inspiration without overlooking the complexities, compromises, and open questions. Andrin Hodel, Head of Sustainability Ikea Switzerland
11.45-12.15	Guided debate & discussion with Lana Ollier Claudio Buccola Andrin Hodel Ilonka Zapke, Sustainability Program Manager, Siemens Smart Infrastructure Johanna Gollnhofer, Marketing Professor University of St.Gallen, Author & Keynote Speaker
12.15-13.30	Lunch Buffet - Coffee - Site Visit
	Tour of energy plant of the carbon neutral Siemens Campus Zug
12.15-12.45	Group 1
12.35-13.05	Group 2
12.55-13.25	Group 3
13.30-15.00	Guided Workshop in sub-groups
15.00-15.20	Conclusion & Wrap up
15.20-16.30	Apéro - Networking

Speakers

René Estermann

City of Zurich

Direct Environmental and Health Protection

Prof. Dr. Johanna Gollnhofer

University of St.Gallen

Marketing Professor / Author & Keynote Speaker

Andrin Hodel

IKEA Switzerland

Head of Sustainability IKEA Switzerland

Martin Kruska

Siemens

Senior Consultant Sustainability Advisory

Jay O'Nien

Bühler Group

Group Sustainability Manager

Lana Ollier

HUBER+SUHNER

Global Sustainability Manager

Roland Stulz

Intep Integrale Planung GmbH

Chairman of the Supervisory Board

Ilonka Zapke

Siemens

Sustainability Program Manager

Gerd Scheller

Siemens Switzerland

Country CEO

Fabian Etter

swisscleantech

Co-President

Claudio Buccola

Nestlé Real Estate Switzerland

Buildings Maintenance and Energy Manager

Behind the scenes: Tour of energy plant of the carbon neutral Siemens Campus Zug  

Discover the magic behind the Siemens Campus Zug with our exclusive behind the scenes tour! This is your unique chance to venture beyond the public spaces and witness firsthand where all the innovation, engineering, and hard work come together to shape the future. See for yourself how Siemens products and engineering expertise ensure optimal conditions for building occupants, creating environments that are not only highly functional but also comfortable, efficient, and sustainable. Marvel at the seamless integration of our advanced technologies and intelligent software, bridging the gap between the physical and digital worlds.

Who should attend?

This symposium is designed for:

Sustainability leaders and officers
Energy managers and facility managers
Corporate decision-makers responsible for net-zero strategies
Supply chain and procurement professionals
Anyone committed to practical decarbonisation solutions

For organizational reasons, we kindly ask you to register or deregister by 28 January 2026.

The registration was already finished.