Registered onsite wastewater professionals in Barton County, Missouri
37 people on Missouri’s roster of individually registered onsite wastewater professionals give Barton County as their address. A registered professional is someone who holds a Missouri onsite wastewater registration personally.
| Name | Licence | City | Expires |
|---|---|---|---|
| Allen Mast | Basic InstallerNo. 36837 | Sarcoxie | April 30, 2027 |
| Brad Campbell | Basic InstallerNo. 31344 | Greenfield | March 31, 2028 |
| Brad Willis | Advanced InstallerNo. 33708 | Carthage | May 31, 2026 |
| Brett Lollar | Advanced InstallerNo. 38359 | Greenfield | May 31, 2028 |
| Brian Bennett Jr | Basic InstallerNo. 39319 | Oronogo | January 31, 2028 |
| Charity Schneickert | Basic InstallerNo. 38537 | Joplin | January 31, 2026 |
| Charles Stone | Basic InstallerNo. 39393 | El Dorado Springs | March 31, 2028 |
| David Terpening | Basic InstallerNo. 38900 | Rich Hill | September 30, 2026 |
| David Terpening | Onsite Soil EvaluatorNo. 51430 | Rich Hill | February 28, 2027 |
| Dawson Renfro | Advanced InstallerNo. 39463 | — | July 31, 2028 |
| Derek Johnson | Advanced InstallerNo. 37294 | Neosho | October 31, 2026 |
| Don Crabtree | Advanced InstallerNo. 36001 | Neveda | August 31, 2027 |
| Drew Thomas | Basic InstallerNo. 37017 | Carthage | April 30, 2028 |
| Franklin Anderson | Advanced InstallerNo. 39318 | Stockton | January 31, 2028 |
| Gene Lathrop | Advanced InstallerNo. 34671 | Lamar | August 31, 2026 |
| Haden Foster | Basic InstallerNo. 39422 | El Dorado Springs | May 31, 2028 |
| James Edwards | Basic InstallerNo. 37825 | Eldorado Springs | June 30, 2026 |
| James McDowell | Basic InstallerNo. 38878 | Lamar | September 30, 2026 |
| Jarryd Koehn | Basic InstallerNo. 39062 | Walker | January 31, 2027 |
| Jeffrey Taylor | Basic InstallerNo. 39556 | Lamar | September 30, 2028 |
| Joel Moreau | Basic InstallerNo. 37412 | Stockton | July 31, 2027 |
| John Carter | Advanced InstallerNo. 39448 | Oronogo | July 31, 2028 |
| Justin Colvin | Advanced InstallerNo. 39071 | Stockton | March 31, 2027 |
| Justin Wilkins | Advanced InstallerNo. 39312 | Carl Jct. | December 31, 2027 |
| Kynsey Collins | Advanced InstallerNo. 38764 | Lockwood | May 31, 2026 |
| Lane Wilson | Advanced InstallerNo. 39560 | Nevada | September 30, 2028 |
| Matthew Nichols | Advanced InstallerNo. 39432 | Carthage | May 31, 2028 |
| Mike Matzke II | Basic InstallerNo. 38938 | El Dorado Springs | October 31, 2026 |
| Reid McCord | Advanced InstallerNo. 36849 | Moundville | July 31, 2028 |
| Richard Boyd | Advanced InstallerNo. 30354 | Greenfield | April 30, 2026 |
| Rodney Ayers | Advanced InstallerNo. 39375 | Lamar | March 31, 2028 |
| Seth Cummings | Advanced InstallerNo. 38000 | Carterville | March 31, 2027 |
| Steven Edwards, Jr | Advanced InstallerNo. 36666 | Carthage | January 31, 2026 |
| Thomas Ayers | Advanced InstallerNo. 39395 | Lamar | March 31, 2028 |
| Timothy Stone | Basic InstallerNo. 39435 | El Dorado Springs | May 31, 2028 |
| Tom Taylor | Onsite Soil EvaluatorNo. 10046 | Nevada | March 31, 2026 |
| Zach Erwin | Advanced InstallerNo. 36836 | Nevada | April 30, 2027 |
What “Registered onsite wastewater professional” means in Missouri
Being on this roster means Missouri DHSS has licensed this person for holds a Missouri onsite wastewater registration personally. It is not a rating, a review, or a statement about price, insurance or workmanship.
Registrations carry an expiration date, shown on every listing. The state republishes the dataset as registrations change.
Before you hire, confirm the licence with Missouri DHSS, or the state's own published registration data. How to verify →
Registered onsite wastewater professionals in neighbouring counties
Records as published August 26, 2026. Report a correction.