There have been several success stories in America's energy boom, but there are still several companies that have still kept quiet that could be in line for a great 2014. Two companies that investors should put on their radars are Nabors Industries (NYSE:NBR) and Helmerich & Payne (NYSE:HP), and here's why.

Shale wells have become increasingly complex over the past couple years thanks to developments in pad drilling, well spacing, and increased lateral drilling lengths. To make these types of wells possible and economical, exploration and production companies need high-specification drilling rigs, and are willing to pay top dollar for it. With two of the best rigs on the market, Nabors and H&P can cash in on this opportunity. Tune in to the video below to find out what makes their offerings unique and why they are worth getting acquainted with.

What will be 2014's version of Core Labs?
The Motley Fool's chief investment officer really nailed his 2013 top stock pick with oil services company Core Labs, which shot up a spectacular 75% this year alone! Now, he has selected his No. 1 stock for 2014, and it's one of those stocks that has the potential for a great year ahead. You can find out which stock it is in the special report: "The Motley Fool's Top Stock for 2014." Simply click here and we'll give you free access to the name of this stock.

Tyler Crowe owns shares of National Oilwell Varco.You can follow him at under the handle TMFDirtyBird, on Google+, or on Twitter @TylerCroweFool.

The Motley Fool recommends and owns shares of National Oilwell Varco. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.