- In total, 326 companies contracted 77.4 gigawatts of wind and solar energy by the end of 2022, which is enough energy to power over a thousand data centers or 18 million American homes.Companies have bought clean energy from 540 projects located in 49 states, Washington DC and Puerto Rico, but 35% of contracted capacity bought by companies is coming from Texas, the report finds.related investing newsAmazon had contracted 12.4 gigawatts of clean wind and solar energy in the United States through September 2022, while Meta had contracted 8.7 gigawatts and Google had contracted 6.2 gigawatts, according to the report.The energy, telecommunications and food and beverage sectors are the next largest corporate buyers and have contracted 9, 8 and 7 percent of total contracted wind and solar, respectively.The time it takes to go from a company buying wind or solar power and the project being online depends, but most of the procured projects are expected to come online in the next three years, a spokesperson for American Clean Power told CNBC."