GroundRosterLicensed Well and Septic Contractors: Madison County, ID
28 licensed well and septic pros based in Madison County. Every license number below is sourced from public licensing records, with a link to look it up yourself.
Grouped by the county of the address on each license record, which can be a mailing address, so it doesn't tell you where the business works. When the record names no county, we place it by ZIP code, then town.
Checked against Idaho DEQ - Permitted Subsurface Sewage Disposal System Installers and Idaho IDWR - Licensed Well Drillers. Roster copy last refreshed 2026-10-17.
Towns in Madison County
All 2 towns named on the license records based here, with the number of listings in each, most first.
License classes on the Madison County records
Each class as the issuing agency prints it on the license record. A record that names more than one class counts once under each, so the rows can add up to more than 28.
| License class | Trade | Listings |
|---|---|---|
| Permitted Septic Installer - Complex System Installer | Septic | 19 |
| Permitted Septic Installer - Standard/Basic Installer | Septic | 7 |
| Licensed Well Driller | Well | 2 |
Septic Contractors based in Madison County (26)
Wight Enterprises LLCLicensed
Andersen Earthworks LLCLicensed
Battle Axe ConstructionLicensed
ZR Contracting and ExcavationLicensed
Bulldog Excavation and GradingLicensed
2M Contracting LLCLicensed
Hill & Son ExcavatingLicensed
Larry Voss ConstructionLicensed
Precision Precast and Construction LLCLicensed
Keystone BuildersLicensed
Edstrom Construction IncLicensed
James Wright & Son ExcavatingLicensed
Simple Septic Solutions/Trenchmen Excavating & Construction LLCLicensed
Custom BackhoeLicensed
Charles Hill ConstructionLicensed
JD Dirt Works LLCLicensed
Lone Pine Tree Service IncLicensed
Truman Development LLCLicensed
Rexburg Septic Systems (previously Sorensen Brothers)Licensed
Md Nursery & Landscaping IncLicensed
Kauer Construction LLCLicensed
Asap Septic Installers LLCLicensed
Radtech Services (radtech LLC)Licensed
Apex Land Solutions LLCLicensed
Foundry & Field ConstructionLicensed
Civilized Construction & ExcavationLicensed
Water Well Contractors based in Madison County (2)
Martins Well ServiceLicensed
High Plains Drilling INCLicensed
Own one of these businesses? Find your listing and claim it.
Looking for a specific contractor? Search by name, business name, or license number.
Services in Madison County, with national cost ranges
Listings based in Madison County whose license class covers each service. Cost ranges are national; each links its cost guide.
| Service | Based in Madison County | National cost |
|---|---|---|
| Septic Tank Pumping | 0 | $250 to $600 |
| Septic System Installation | 26 | $3,600 to $12,500 |
| Septic Inspection | 0 | $150 to $900 |
| Septic System Design | 0 | Varies by site |
| Perc Test and Soil Evaluation | 0 | $250 to $1,000 |
| Well Drilling | 2 | $5,500 to $35,000 |
| Well Pump Repair | 0 | $1,000 to $2,500 |
None of the listings based in Madison County hold a license class we can match to septic tank pumping, septic inspection, septic system design, perc test and soil evaluation or well pump repair. Ask any contractor whether they do this work, or try a nearby city.
Hiring a well and septic professional in Madison County
Before you sign anything: confirm the license on this page is still active with the agency that issued it, ask for proof of insurance, and get at least three written quotes; pricing on this work varies widely by site conditions.
Do I need a permit for well or septic work in Idaho?