The utilities industry comprises of amenities such as water services, sewage services, electricity services, natural gas, solar power, dams and more. Some companies provide a single service, while larger companies may offer combined services, such as natural gas and electricity. Because these are public services, the industry is heavily regulated. The utilities industry in the U.S. has an estimated value of $880.3 billion.* Industry careers include construction engineers, solar operations engineers, safety engineers, utilities directors, project managers and more.