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National
Home AuthorityResearch before you hire

Your home. Your choice. Better information.

We do the research.
You choose who
to hire.

We review public company information and bring the findings together—so your search for a service provider starts with more than a name and a star rating.

The homework before the hire

We gather the record.
You see the full picture.

The research homeowners should start with, organized into profiles you can actually use.

Public reputation

Google ratings and review information, linked to the source and dated so you know when we checked.

Business records

BBB letter grades and accreditation status, identified separately from customer-star ratings.

Complaint context

Available complaints and company responses, with room for nuance beyond a simple complaint count.

Clear limitations

We state when licensing, insurance or other credentials have not been independently verified.

Recognition is intentionally selective.

A small shareof companies reviewed through the tracked screening process earn Gold recognition
An even smaller shareearned Platinum recognition

Recognition reflects NHA’s tracked review process. Exact rates are not published until the complete observed-company denominator can be verified.

Recognition is earned, not purchased. NHA reviews far more companies than it lists, and only a small share satisfy the published evidence standards for a profile. A listing is intended as an honor for meeting those standards at the time of review: an independently verifiable Google rating above 4.3, an A+ BBB letter grade, an exact business match, and review of the available public record. Most companies reviewed are not listed. Recognition is not a guarantee of future performance, and historical or special-recognition profiles explain their own basis. Read the standards →

The homeowner resource library

A better-informed decision.
At every step.

Explore homeowner resources →
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Before you hire

Start with the
right questions.

Know which records to review, what to ask and what to get in writing.

See the hiring steps →
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Compare with confidence

Look beyond
the lowest price.

Compare written scopes, materials, warranties and project expectations.

Learn what to compare →

Understand the difference

Recognition.
With clear standards.

See how research recognition, credential checks and published criteria fit together.

Read our recognition standards →

More than a directory

Good research makes
room for good decisions.

From choosing a company to understanding a product, NHA brings useful information closer to home.

Find a service provider →