The design, installation, and maintenance of solar power systems for residential, commercial, and industrial customers are the areas of expertise for the North American solar energy supplier Solar Alliance Inc. Since its foundation in 2003, Solar Alliance has been at the forefront of the solar energy sector. It has offices in the United States and Canada and its headquarters are in Vancouver. The company's goal is to encourage the broad use of clean and renewable energy sources, lessen dependency on fossil fuels, and help clients save money on their energy costs.