NEW YORK ( TheStreet) -- If you're looking for energy companies to add to your portfolio, oil majors like Exxon Mobil ( XOM) and Dow component Chevron ( CVX) tend to come to mind first. But although these picks are indeed some of the biggest corporations in the world by market cap, there are plenty of tiny energy stocks out there worth your cash. In fact, if you look outside of conventional crude powerhouses there are a number of penny stocks with big profit potential -- including some with a focus on nuclear energy and uranium.
Related Article: Here are four of my favorite energy penny stocks to buy right now. All focus on uranium and the nuclear power industry. How to Invest in Nuclear Energy via ETFs Related Article: 5 Bargain Stocks Below $5
Denison MinesDenison Mines ( DNN) is engaged in the acquisition, exploration and development of uranium-bearing properties. The company also extracts, processes, sells and reclaims uranium. Year to date, this penny stock has jumped an incredible 145.7%, compared with a gain of 5.6% for the Dow Jones Industrial Average. Last quarter, DNN posted a difference of six cents from its actual quarterly earnings to its original earnings estimate. Trading at $3.08, DNN has a yearly stock range of $1.08 to $3.31.
Uranerz Energy Corp.Uranerz Energy Corp. ( URZ) is also involved with the acquisition, development and development of uranium properties. The company mainly operates in Texas, Wyoming and Saskatchewan, Canada. Since January, URZ stock has gained 204.6%, compared with much smaller gains by the broader markets. Uranerz may have a market cap of just $255 million, but the penny stock does offer great potential profits. URZ is close to its 52-week high of $4.13, as it currently trades at $4.00.
Uranium Resources IHeadquartered in Texas, Uranium Resources I ( URRE) is a uranium exploration, mine development and production company. URRE is the biggest gainer on this list, as the stock has jumped 374% since January. In fact, since September the uranium developer has gained 462%! URRE may be the best buy on this list, with its inexpensive stock price of just $3.65. Lastly, the stock is trading very close to its 52-week high of $3.71.
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