Canadian Solar (USA), Inc.

Canadian Solar USA Inc. is the U.S. operational entity of Canadian Solar Inc. (NASDAQ: CSIQ), a global renewable energy company. Founded in 2001 by Dr. Shawn Qu, Canadian Solar Inc. is headquartered in Kitchener, Ontario, Canada, and has been publicly traded on NASDAQ since 2006. As of December 31, 2025, Canadian Solar Inc. reported approximately 12,587 employees globally and generated $5.595 billion in annual revenue for 2025. The company's market capitalization was approximately $0.86 billion USD as of July 2025.

Canadian Solar is a vertically integrated provider of solar energy and battery energy storage solutions. The company manufactures solar photovoltaic (PV) modules, including ingots, wafers, solar cells, and complete PV modules. It also develops, constructs, and operates utility-scale solar power and battery energy storage projects, and offers battery energy storage solutions such as the EP Cube residential product line and utility-scale turnkey systems. Canadian Solar provides complete turnkey solar solutions, encompassing inverters, system kits, and EPC (engineering, procurement, and construction) services, with manufacturing facilities in North America, Asia, and South America. In December 2025, Canadian Solar Inc. announced a strategic initiative to resume direct oversight of its U.S. manufacturing and operations, forming a new joint venture, CS PowerTech, in which it holds a 75.1% controlling stake, for U.S.-based production and sales of solar modules, cells, and energy storage systems.

Canadian Solar USA Inc. is an active two-way litigant in patent disputes, appearing as a plaintiff in one tracked case and as a defendant in one tracked case. The company's litigation activity includes proceedings before the U.S. Patent Trial and Appeal Board (PTAB) and the U.S. District Court for the District of Delaware. These cases include Runergy Alabama Inc. et al. v. Trina Solar Co. Ltd., where Canadian Solar USA Inc. is a plaintiff, and Trina Solar Co., Ltd. v. Canadian Solar (USA) Inc. et al., where it is a defendant. The involvement with Trina Solar Co., Ltd. suggests competitive disputes within the solar industry.