
Certificate in Business Sustainability (CAS)
Welcome to our landing page. Here you will find all important information about the Institute for Business Sustainability and our Executive Education CAS Certificate in Business Sustainability (Certificate of Advanced Studies).
Why should you join our
Certificate in Business Sustainability?
Our executive education program and Certificate of Advanced Studies are truly unique because we focus on 9 unique success factors for our participants.
The interactive format ensures that latest knowledge and expertise is enriched with many real-case examples and discussed in a concrete context, including also a profes- sional leadership focus.
Acquire future-relevant knowhow and expertise to add strategic sustainability competencies into your portfolio to create a positive impact.
Our alumni join the class on a monthly basis to discuss relevant sustainability topics, providing you access to their network from day 1.
According to a recent survey, 91% of Swiss CEOs admit that they are currently unable to measure their CO2 emissions.2
1,Source: reuters.com; 2 PwC CEO-Survey 2022
Is the time right for you?
We understand that any choice for a sustainability education comes with many questions. That’s why we are happy to be there for you at any time. Please do not hesitate to contact us if you have a question about our CAS Certificate of Advanced Studies. We look forward to hearing from you.
Who we are
The Institute for Business Sustainability is an independent, forward-thinking, international research and education center dedicated to enabling business and its leaders to contribute positively to society and our planetary challenges.

Katrin Muff
PROF. DR., PROGRAM DIRECTOR

Thomas Dyllick
Prof. (em) Dr., PROGRAM DIRECTOR
6 facts about our
Certificate in Business Sustainability
Apply now - start anytime you want
The modular approach allows participants to start when the time is right for them. The registration deadlines for our (CAS) Certificate of Advanced Studies are: 30. November 22, 31. January 2023, and 31. March 2023.
Program Option 1:
Choose 8 among 9 available modules in accordance with your calendar and preference.
Program Option 2:
Choose 5 modules that interest you and complete a personal impact project from April-October with our coaches and peer-exchange.
Gain clarity of your focus area
A powerful value generator at a cost of CHF 9'000
Expand your sustainability network
What our alumni say
Join more than nearly 200 amazing alumni of the executive program launched in 2011
Apply now to give your career more purpose!
- Do you want to upscale your competencies?
- Do you seek a career change or just got promoted into a sustainability role?
- Are you passionate about creating positive impact?
- Are you curious, open, reflected? – we welcome unusual profiles!
Please note: We will ask for a copy of your highest degree and the accompanying transcript, as well as a recommendation letter after we have reviewed your application.

Apply now to give your career more purpose!
- Do you want to upscale your competencies?
- Do you seek a career change or just got promoted into a sustainability role?
- Are you passionate about creating positive impact?
- Are you curious, open, reflected? – we welcome unusual profiles!
Unique program features of the Certificate in Business Sustainability
Our CAS Certificate of Advanced Studies offers you the opportunity to complete a personal impact project that allows you to clarify your sustainability focus area.
Holistic approach to strategy and leadership for the mid-career professionals
Sustainability is becoming increasingly complex. Climate change, biodiversity loss, water shortage, droughts and heat waves, refugee and migration issues, global in- equality, supply chain issues due to conflict, COVID-19, hunger and obesity … We frame these challenges as business opportunities in disguise and provide a purpose- driven innovation process for organizations of any kind to apply.
Why study at IBS
The Institute for Business Sustainabilty?
Every single social and global issue of our day is a business opportunity in disguise.
Peter Drucker