Pattern Energy Group Inc. operates as an integrated renewable energy company. The company operates in two segments, Operating Business and Development Business. The Operating Business segment holds interest in 24 renewable energy projects with an operating capacity that totals approximately 4 gigawatts located in the United States, Canada, and Japan. The Development Business segment develops and sells renewable energy projects focusing on wind, solar, storage, and transmission primarily in the United States, Canada, Japan,and Mexico. Pattern Energy Group Inc. sells electricity and renewable energy credits primarily to local utilities and local liquid independent system organizations markets. The company was founded in 2012 and is headquartered in San Francisco, California.