RESNET HERS rating company · Washington
Moffet Energy Modeling
A home energy auditor tests how much energy your house uses and where it leaks, so you fix the biggest problems first.
Illustration of where a house can lose heat. An advisor measures yours.
What a home energy auditor does
An auditor tests your house and writes a report that ranks the fixes. These are the standard services. Ask this company which ones it offers.
Home energy audit
Looks at insulation, windows, heating and cooling equipment, and finds where the house wastes energy.
You get: a report that puts the fixes in order.
Blower door test
A fan pulls air through the house to measure how leaky it is.
You get: a measure of how airtight the house is.
HERS rating
RESNET lists HERS rating companies. A HERS rating scores how efficient a home is.
You get: a rating you can compare between homes.
Where they work
RESNET lists Moffet Energy Modeling as a HERS rating company in Washington.
We could not place its office near a city we cover.
What we checked
Listed by RESNET Rating Companies 2026. This is the official list we use, not a paid placement.
We could not match this company to a rated Google Maps listing, so it is not in our city rankings.
Nobody pays to be listed and money never changes where a company ranks.
Home energy auditors are independent businesses. Ask for the price of every visit up front, and whether their report counts for the rebate program you plan to use.
Questions people ask
Do I need a home energy auditor?
Not for every project. Start with your utility, since some offer their own assessment at low or no cost, then decide whether you need an independent rater.
What is a HERS rating company?
RESNET lists the companies that can give a HERS rating. See the RESNET list.
What does it cost?
Prices vary by company and home. Ask for the price of every visit up front, and whether the report counts for the rebate program you plan to use.
Read next
Is this your company? Tell us what to add or correct: services, areas, languages, or the rebate programs you know best. Email hello@homepowerrebate.com.
Yours to use with clients:
- A rebate calculator for your website. Clients answer a few questions and see the rebates they can stack. Get the embed code.
- A one-page rebate sheet for each city, with every open program, its main rule and the official source, to print or email to clients. Find your city's sheet.
- A top-rated badge for companies ranked in a city. Get your badge.
Listing from RESNET Rating Companies 2026, checked October 24, 2026. Spot an error? Let us know. See every home energy auditor we list.
Find out what your home needs before you spend a dollar
Contact Moffet Energy Modeling before you book an installer.