Costco is one of the leading retailers in the United States. The company has been in operation since 1983 and has since grown to become one of the largest retailers in the world.
Costco is known for its low prices and its wide selection of merchandise. The company also offers a variety of services, including financial and travel services.
In recent years, Costco has been working to increase its sustainability efforts. The company has installed solar panels at a number of its locations in order to reduce its reliance on fossil fuels. Costco has also been working to reduce its waste and increase recycling.
The solar company that Costco uses is SunPower. SunPower is one of the largest solar panel manufacturers in the world. The company has been in operation for over 30 years and has a strong reputation for quality products and customer service.