Palmetto, Solar Energy World, and Blue Raven Solar are the best solar companies in the U.S., based on a review by the MarketWatch Guides team. A residential solar system from one of our top ...

Driven by the need to reduce carbon emissions and the limited supply of fossil fuels, investors are looking to back renewable energy companies in an effort to make life sustainable for future ...

Many oil companies are investing in renewable energy these days. The sector can see the writing on the proverbial wall. Oil companies don't want to go extinct as the global economy transitions ...

Midstream company Energy Transfer on Wednesday said it has received requests for connections to more than 90 power plants and ...

One of the advantages of investing in energy-producing companies is that they often yield dividends, unlike the underlying commodities they produce, such as oil and natural gas. As the world ...

"We made a huge jump from … our previous generation products." Major technology company stuns industry with breakthrough new ...

For more than a century, Southern Company has been building the future of energy and developing a diverse portfolio of energy ...

The company provides various services and products to the energy industry, including drilling, evaluation, completion, production, and intervention services. Halliburton operates in approximately ...

With tax incentives, and efficient coordination with energy companies, solar electricity can often pay for itself in five to ten years.

But there are smaller energy companies trying to set themselves apart. Some are too small to be included in our annual investigation so we've rounded them up here to give you the full picture. If you ...

The big oil and gas companies themselves are beginning to make investments in greener energy, although their sales are still very much dependent on the continued use of natural gas and oil.