Wynn Resorts invests heavily in alternative energy with the aim to reduce environmental impact, ensure a reliable power supply, and reduce peak demand on local power grids.

In 2017, the Wynn Solar Facility was completed, a 160- acre solar energy facility located in Fallon, Nevada, hat is dedicated to providing sustainable energy solely to Wynn Las Vegas. Created in partnership with Enel Green Power North America, one of the world's most advanced clean energy companies, the Wynn Solar Facility will begin delivering power in the first half of 2018.

Since 2012, Wynn Las Vegas has reduced its energy use by more than 100 million kW through technologies such as LED lighting. Wynn Macau also began installing energy efficient LED lighting starting in 2016, a project that is about 80 percent complete and contributed to a nearly 10 percent reduction in GHG emissions at the resort from 2016 to 2017. Encore Boston Harbor is incorporating highly efficient lighting as well.

At their Encore Boston Harbor resort, they are installing a rooftop solar array capable of producing 1.5 megawatts of power, which will be integrated into the property's conventional supply. Wynn resort, together with Tesla were awarded $1.1 million by the Massachusetts Clean Energy Center for the installation of utility scale battery storage. Encore Boston Harbor will be able to reduce its demand on the electrical grid and provide critical reliability during outages on the local power grid.