About Us

The Institute of Sustainability Studies (ISS) is a pioneering educational institution empowering professionals and organisations alike to lead the charge towards a sustainable future. We create and deliver practical, comprehensive, accredited, and globally recognised courses in business sustainability. 

Our fully online, self-paced courses give every business and individual the expertise and resources they need to tackle growing sustainability challenges. We offer a wide range of different courses, from our Diploma in Business Sustainability to function-specific Certificate courses and courses focused on EU regulations like the CSRD and sector-specific customisable pathways. 

Justin Cullen, Executive Chairman of ISS, speaks on our mission and vision

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Our Mission

We strive to bridge the sustainability knowledge gap among professionals by providing flexible, practical, and accredited courses.

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Our Vision

We aspire to create a future where sustainable practices are embedded in every organisation, enabling businesses to succeed in a resilient, equitable, and green economy.

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Our Values

See how we can help your organisation grow in a sustainable way

What our graduates say

Learn how our courses have helped participants from all backgrounds develop a comprehensive understanding of sustainability in business and take action.

I couldn’t recommend this course highly enough – an information dense trip from the drive to Net Zero, to the fundamentals of Circular Economy and all things Green Lending and ESG.
Sheena Crean
Sheena Crean
Banking Professional