Pattern Energy Group Inc. released its inaugural sustainability report of the Company's sustainable practices and environmental, social, governance (ESG) metrics in accordance with the GRI Reporting Standards: Core option. Pattern Energy's 2018 ESG performance highlights include: Generated pollution-free electricity to power the equivalent of 1.1 million U.S. homes and, when compared to coal-fired generation, avoided 11 million metric tons of carbon dioxide emissions, equivalent to taking 2.4 million cars off the roads, and conserved 6 billion gallons of water; Consumed approximately 35 GWh of electricity " less than half of 1% of the clean energy generated by its wind facilities " for business and facility operations; Prioritized employee engagement, professional development, and diversity and inclusion initiatives, resulting in the launch of three employee resource groups, new staff training opportunities, and a "Total Rewards" compensation infrastructure; Contributed nearly $8 million dollars towards community benefits and almost $20 million in local tax contributions through its operating facilities. Local communities are projected to receive more than $1 billion in economic benefits over the life of the current fleet; Completed first year of self-performing operations and maintenance activities at five sites, with an average of 60 hours of operations-related training per field employee and a Total Recordable Injury Rate (TRIR) of 0.79 for Pattern Energy operations field staff; Non-operations field employees received an average of 13 mandatory and voluntary training hours, which included global compliance, anti-corruption, and workplace harassment and discrimination prevention training, in addition to professional development skillsets. As one of the only independent American renewable energy companies listed in the U.S., Pattern Energy was founded with sustainability at its core and has a mission of transitioning the world to renewable energy. The purpose of its first sustainability report is to provide its investors and stakeholders with insight into the sustainability of the Company's operations and actions, from the environmental advantages and safety of its facilities and the economic benefits to host communities, to the ways Pattern Energy supports the professional and personal growth of its employees. The report details Pattern Energy's commitments, management approach, and 2018 performance metrics on a range of ESG topics. It includes concrete examples of how the Company demonstrates its commitments and applies its management approach in the areas of environmental stewardship, health and safety, workforce leadership, community relations and governance, among other areas. Examples of Pattern Energy's sustainable practices include: Actively recruiting people with diverse backgrounds and the skills needed to innovate and improve the Company's competitiveness in the market, while retaining a high-quality workforce with engagement initiatives and competitive benefits that support employee well-being and professional development; Strongly committing to safety with a target TRIR of zero and a robust set of safety practices and ongoing training for both employees and contractors; Playing leading roles in various collaborations with industry peers and environmental non-governmental organizations to help expand the use of renewable energy in a way that minimizes environmental impacts and protects biodiversity; Respecting local cultures in working with communities and indigenous nations by engaging stakeholders with open, transparent, and responsive communication; Assessing critical risk factors for the business on a regular basis by evaluating potential financial implications and determining appropriate countermeasures to mitigate risks and Maintaining strong governance practices and conducting business activities in a manner that emphasizes the high standards of business ethics.