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*The Angi rating for Energy Efficiency Auditing companies in Mandan, ND is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.

*The HomeAdvisor rating for Energy Efficiency Auditing companies in Mandan, ND is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.

Last update on May 14, 2026

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Avatar for Lightspring LLC DBA Lightspring Solar
Lightspring LLC DBA Lightspring Solar
New to Angi
Energy Audit - For BusinessHome Energy Audit

Serving Mandan, ND and surrounding areas

In business since 2018

Free estimates

Warranties offered

Lightspring Solar We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!

UTTC Bismarck
Spas Etc. Bismarck
Bismarck Residential 1
UTTC - Batteries
Spas Etc. Bismarck

+18

Response time10 hrs
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Energy Efficiency Auditing questions, answered by experts

To find a reputable home energy auditor, start by researching local companies that offer the service and check their reviews, methods, and certifications. The most reputable professionals are often Home Energy Professional (HEP)-certified by the Building Performance Institute (BPI). You can also consult the Department of Energy’s certified list of energy auditors or use a state licensing tool to review local guidelines and ensure you are hiring a certified professional for your area.

The number one culprit of high energy bills is older appliances, especially fridges and freezers that are left on all the time. These two appliances tend to last a long time, which is good, but it also means that newer models are usually significantly more energy-efficient due to upgraded technology. The second most common reason for a high bill is heating and air conditioning.

Yes, a dirty air filter can cause a higher electric bill. That’s because clogged filters make it harder for air to flow through your HVAC system, which forces it to work harder and use more energy. According to the U.S. Department of Energy, replacing dirty filters can save you between 5% and 15% in utility costs.

Audits typically take 2-4 hours, depending on the property size and energy systems.

Upgrade to double-glazed glass or apply energy-efficient coatings to reduce heat loss and utility costs.

The Mandan, ND homeowners’ guide to energy efficiency auditing services

From average costs to expert advice, get all the answers you need to get your job done.

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