The International Reference Center for Life Cycle of Products, Services and Systems (CIRAIG) is a research group and center of expertise on sustainability and life cycle thinking. Through leading-edge research, expert services on sustainability, and education, the CIRAIG aims to shape and implement metrics focused on life cycle thinking.

The CIRAIG brings together the expertise of two universities in Montreal, Canada, Polytechnique Montreal and ESG-UQAM School of Management, as well as two universities in Sion, Switzerland, HES-SO and EPFL.