Independent Public-Data Publisher

We publish independent reference sites built from public records.

Willis Innovations builds free websites that turn authoritative public data — federal soil surveys, state licensing rosters — into clear, practical answers for homeowners, buyers, and the reporters who cover them.

Authoritative sources Every figure traces back to a named public dataset.
Free and open No paywalls, no logins, no gatekeeping.
Independent Not affiliated with any agency. Listings can't be bought.

See our projects Editorial standards

Sourced from public data. Published for the public.

Reporter or researcher? Reach the publisher at Preston@WillisInnovations.com.

Source-named data on every page No paid directory rankings Corrections reviewed within a few business days

What We Publish

Three free, data-driven reference sites.

Foundation Repair Data

Expansive-soil foundation risk scored for 2,618 U.S. counties from USDA soil surveys, with repair-cost guidance for homeowners.

Visit foundationrepairdata.com

Opens foundationrepairdata.com in a new tab — a Willis Innovations project.

Locate Septic

A free directory of 9,693 state-licensed septic pumpers and installers across 505 counties, with phone numbers straight from official state rosters.

Visit locateseptic.com

Opens locateseptic.com in a new tab — a Willis Innovations project.

Well Water Data

4,871 licensed well drillers and pump installers from state records, plus plain-English answers on testing and treating private well water.

Visit wellwaterdata.com

Opens wellwaterdata.com in a new tab — a Willis Innovations project.

From public record to a page anyone can use.

Source

Start from authoritative public data — federal surveys and state licensing boards.

Structure & Verify

Clean, normalize, and cross-check the raw data into something usable and accurate.

Publish Free

Turn it into fast, clear pages the public can use at no cost, source cited.

Maintain

Refresh from the source on a schedule and correct errors as they're reported.

Why Trust It

Built to be checked, not taken on faith.

The source dataset is named on every page.
Directory listings are drawn from official rosters and are never sold.
Our methodology is published in full.
Corrections are welcome and handled promptly.

Editorial standards & methodology

For Journalists

Data you can cite.

We publish original, sourced datasets and are glad to pull a custom cut for a story — a county, a metro, a statewide ranking — with the source named and honest caveats attached.

Reach the publisher directly at Preston@WillisInnovations.com.