fundraising calendar

Help us reach our annual fundraising goal!

Consumers' Checkbook is the only nonprofit providing in-depth service reviews and price research. We take no advertising or referral fees from businesses. Help us continue to serve your community.

Donate by December 31 to support unbiased independent service reviews.

You Won't Find Anything Else Like Checkbook

  • Nonprofit and independent
  • Takes no advertising or referral fees
  • Ratings and reviews by surveyed Consumers' Checkbook and Consumer Reports local subscribers
  • Undercover price comparisons
  • Complaint counts from local consumer agencies and attorney general offices
  • Advice to help you get the best service and value

Subscribe and see 54 Washington, DC area energy use consultants

Page 1 of 11 results
Business Distance Ratings What is this? Most Recent Comment

Casey Murphy/Aspen Enterprises

10705 Cedarville Rd
Brandywine, MD 20613301-579-2355

?
?%    
?
?
?%    

Sign-in or Subscribe for Comments

Methods and Limitations

To make sure your heating and air-conditioning systems work when needed, they must be properly installed and maintained. We’ve rated area heating and air-conditioning services for quality and price.

Before considering insulation improvements, first find and plug air leaks—holes, cracks, and gaps that let cold air in and warm air out in the winter—and do the reverse in the summer.

Whether or not you’re ready to switch to solar, take the following steps to help you learn about your options on what to buy, whom to buy it from, and how to calculate potential benefits.

Whether you decide to buy or lease a system, there are many decisions to make, the most important of which is choice of company.

If you live in the District or Maryland and want to go solar but don’t want to pay $20,000 or more up front for it, then leasing a solar energy system may be a better option for you than a purchase.

We’ve received a disturbing number of complaints from consumers regarding window installation work. Even more alarming is that a large percentage of the complaints were about incredibly sloppy work.