As an Exelon company, Constellation Energy is part of one of the biggest — and historically most polluting — corporations in North America. Given Exelon’s vast production energy, ranking on the PERI Toxic 100 list is perhaps not that surprising. The good news is that Exelon is upfront about its room for eco-friendly improvement and make it easy for Constellation customers to go green, too.

Aided by the fact that the Evergreen State doesn’t collect a corporate income tax, cheap power has attracted industries that tend to consume biblical amounts of electricity, from aircraft production to software development to aluminum refining. Major companies in these spaces that are either headquartered or maintain a significant presence in the state include Microsoft , Amazon.com , Expedia .com and Boeing.
Use electric choice to your advantage by comparing McAllen electric supply plans and Texas energy providers in your community. When you shop for energy in McAllen, TX, today, you'll have the opportunity to make an informed energy decision for your entire household. Call now, talk about your energy needs and let a ChooseTexasPower.org representative help you find the right supply plan.

A CLEC is a local exchange carrier providing local telephone service in competition with the incumbent local exchange carrier (ILEC). Midcontinent Communications is an example of a CLEC serving South Dakota customers. See a complete list of CLEC companies (124 KB). Some companies, such as Qwest, Midstate Communications and Knology, can be both a CLEC and an ILEC (see above) in different service areas.


Texas currently produces and consumes more electricity than any other state in the country. This energy consumption is due to its size, but the ample land makes it a major producer of wind power – a renewable, or green, energy source. The environmentally friendly energy created by wind power is available to many Texas residents to supply the electricity in their home or business.
uSwitch is a free service that handles the switching process for you. Once you've completed your energy switch, your new energy supplier will contact your old supplier and agree a switching date. You will then receive a welcome pack and letter from your new gas & electricity supplier. This will outline what you've agreed to, and tell you what happens next. There won't be any interruption in your gas and electricity supply.
Switching your energy provider online through our website is quick, easy and hassle-free. Don’t miss out on saving money through our price comparison service simply because you think it will be a long, drawn-out process. The whole thing need not take over ten minutes and by doing so you could be saving hundreds of pounds a year with a cheaper electricity supplier.
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