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Home > About > Partners
Building a common framework for purchasing sustainability

The CIPS Sustainability Index is supported by leading knowledge partners providing insight, contribution and thought leadership to the supply chain sustainability agenda.

Our knowledge partners contribute to the Index in terms of it’s technical underpinnings and play an active role in ensuring the Index is maintained with changing standards.

We believe in collaboration and welcome your contact in developing a common sustainability framework, connecting participants across the Economic, Environmental and Social dimensions of supply chain sustainability.

Carbon Trust

Created in 2001, the Carbon Trust is a world-leading organisation helping businesses, governments and the public sector to accelerate the move to a low carbon economy through carbon reduction, energy-saving strategies and commercialising low carbon technologies. So far, Carbon Trust’s work has saved their clients £4.5billion in energy costs and cut customers' carbon emissions by 47Mt


IEMA is the largest environmental professional body, providing environmental practitioners with the knowledge, skills and tools to ensure sound environmental performance delivers real business benefit. Helping members to make a strategic environmental difference by embedding environment in decision making at all levels through knowledge exchange, research, conferences, training and publications, IEMA has a membership over 15,000 individual and corporate members based in 83 countries.


Xchanging provides business processing, technology and procurement services internationally across multiple industries. Through innovative thought leadership, the team provide procurement excellence, business outsourcing and claims management and IT services.


Atkins is the largest multidisciplinary consultancy in Europe and the world’s fifth largest international design firm. A leading provider of business, technology and project/programme consultancy, Atkins has global clients across the public and private sectors. With deep technical expertise ranging in scope from renewable energy, environment, urban development and transport to defence, aerospace and communications, sustainability is at the heart of the company’s business practices. Atkins was the official engineering design services provider for the London 2012 Olympic and Paralympic Games, ensuring sustainability across the supply chain for this important national project and its legacy to come.


Experian is a global information services company, providing data and analytical tools to clients around the world. Based in 44 countries with over 17,000 employees, Experian helps businesses to manage credit risk, prevent fraud, target marketing offers and automate decision making. Experian also helps individuals to check their credit report and credit score, and protect against identity theft.