Just Energy Group Inc. is a leading energy retailer specializing in electricity and natural gas commodities, energy efficiency solutions, and renewable energy options. The company operates in various markets across North America, providing residential and commercial customers with tailored energy solutions that meet their specific needs.

In terms of sustainability, Just Energy Group Inc. has made strides towards integrating more environmentally friendly practices into its operations. The company offers green energy products that allow customers to offset their carbon footprint by supporting renewable energy projects. Additionally, Just Energy has been involved in initiatives aimed at reducing energy consumption and promoting energy efficiency among its customer base.

However, detailed information on the company's overall sustainability performance, such as ESG reports or specific carbon footprint calculations, is limited. There is no extensive public documentation available regarding certifications or accreditations related to sustainability. As such, while Just Energy Group Inc. appears to be making efforts towards sustainability, comprehensive data on their environmental impact and initiatives is not readily accessible.