Top-rated energy efficiency auditors.

Get matched with top energy efficiency auditors in Mandan, ND

Enter your zip and get matched with up to 5 pros

Need a pro for your energy efficiency auditing project in Mandan, ND?

Select your specific project to find the pro for you.

Verified Reviews for Energy Efficiency Auditing pros in Mandan, ND

*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 August 13, 2025

Find Energy efficiency auditors in Mandan

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
Request Quote
Energy Efficiency Auditing questions, answered by experts

Blower door tests are measured in a few different ways, but the most popular are air changes per hour (ACH) and cubic feet of air (CFM) moving through the house per hour. A good ACH score is less than 2ACH, but 1ACH is better. This means the house experiences a total air change within 60 minutes (for 1ACH). For 2ACH, there’s a complete change every 30 minutes, and so on. CFM scores are similar in that a lower score means less air change, and therefore less leakage.

Yes, advising on models that save electricity and reduce utility bills.

Depending on the level of audit you choose, a home energy audit will at least include a walk-through of the home to determine visible inefficiencies, but may include testing and a highly detailed inspection and report laying out the home’s inefficiencies and providing recommendations to fix those issues. The audit may also include a review of utility bills and mechanical testing. Consult your home energy auditor about the types of services they provide before hiring.

HVAC systems use the most household electricity. This major and essential system is responsible for heating and cooling your home all year round. Since they operate for a significant amount during the day, it consumes more energy than other appliances. 

Energy-efficient windows cost more than other window types, but they can help you save on your monthly energy bills, get you some breaks on your taxes, and even increase the value of your home. According to Michael S. Regan, Administrator of the U.S. Environmental Protection Agency, when people invest in green upgrades like energy-efficient windows, they save energy, money, and more.

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.

See all articles