| 2 Brothers Portables | — | Pumper | — |
| 3L Excavation LLC | Nampa, ID | Installer | — |
| A.S.C., Inc. | Caldwell, ID | Installer | — |
| Aardvark Exteriors LLC | — | Pumper | — |
| Aardvark Exteriors LLC | Kuna, ID | Installer | — |
| Advanced Septic - Joshua Barks | Caldwell, ID | Installer | — |
| Advanced Septic Services | — | Pumper | — |
| Allender Excavation | Parma, ID | Installer | — |
| Alpine Transport | — | Pumper | — |
| Alternative Wastewater Systems, LLC | Boise, ID | Installer | — |
| American Rooter & Drain | Caldwell, ID | Installer | — |
| Atkinson Jet Septic | Meridian, ID | Installer | — |
| Barmaster LLC | — | Installer | — |
| Basalt Blackwater & Excavation | Middleton, ID | Installer | — |
| Basalt LLC | — | Pumper | — |
| Beacon Plumbing | Meridian, ID | Installer | — |
| Beacon Plumbing & Mechanical Inc. | — | Pumper | — |
| Bennett Construction Company | Middleton, ID | Installer | — |
| Big Bite, Inc. | Nampa, ID | Installer | — |
| Big Blue Septic & Excavation, LLC | Parma, ID | Installer | — |
| Black Mountain Excavation | Nampa, ID | Installer | — |
| Black Sage Dirt Works LLC | Boise, ID | Installer | — |
| Black Water DBA Septicpro | — | Pumper | — |
| Black Water Solutions LLC | Nampa, ID | Installer | — |
| Bradmar Construction LLC | Emmett, ID | Installer | — |
| Burdick Construction LLC | Melba, ID | Installer | — |
| Bv Construction LLC | Middleton, ID | Installer | — |
| Caldwell Septic & Drain | — | Pumper | — |
| Canyon Septic Services | Caldwell, ID | Installer | — |
| Canyon Septic Services | — | Pumper | — |
| Central Cove Construction, LLC | Wilder, ID | Installer | — |
| Circle C Excavation | Nampa, ID | Installer | — |
| CJ Martin Construction LLC | Nampa, ID | Installer | — |
| Clark M. Draper Construction Inc. | Nampa, ID | Installer | — |
| Cougar Excavation LLC | Meridian, ID | Installer | — |
| Dan's Construction | Caldwell, ID | Installer | — |
| Daystar Excavation, Inc. | Nampa, ID | Installer | — |
| DC Tapworx LLC | Middleton, ID | Installer | — |
| Devin Dice Inc. | Nampa, ID | Installer | — |
| Dirtpro LLC | Nampa, ID | Installer | — |
| Dixie River Construction LLC | Caldwell, ID | Installer | — |
| Ekard Trucking & Excavation | Melba, ID | Installer | — |
| Empey Builders | Caldwell, ID | Installer | — |
| Euskadi Construction | Nampa, ID | Installer | — |
| Evenhouse Excavation | Caldwell, ID | Installer | — |
| Everlasting Concrete Products | Idaho Falls, ID | Installer | — |
| Express Plumbing Service Inc | Nampa, ID | Installer | — |
| Foote Dirtworks LLC | Middleton, ID | Installer | — |
| G & R Portables, Inc. | — | Pumper | — |
| Gonda Family Homes, Inc. DBA Fast Flo Plumbing | Mccall, ID | Installer | — |
| H Leigh Excavating LLC | Caldwell, ID | Installer | — |
| Hager Construction Group LLC | Homedale, ID | Installer | — |
| Hallmark Construction, Inc. | Nampa, ID | Installer | — |
| Higer, C. R. Plumbing, Inc. | — | Pumper | — |
| Icon Building Solutions | Greenleaf, ID | Installer | — |
| Idaho Backhoe, Inc. | Nampa, ID | Installer | — |
| Idaho Plumbing Services | — | Pumper | — |
| Idaho Plumbing Services LLC | Caldwell, ID | Installer | — |
| Idaho Septics LLC | Meridian, ID | Installer | — |
| Jamie Ingham | — | Pumper | — |
| JBO Homes LLC | Caldwell, ID | Installer | — |
| JC Excavation LLC | Nampa, ID | Installer | — |
| JDM Construction, Inc. | Caldwell, ID | Installer | — |
| Jeff Goold Excavating | Meridian, ID | Installer | — |
| JMZ Construction LLC. | Nampa, ID | Installer | — |
| JPS Construction LLC | Caldwell, ID | Installer | — |
| KHS Trucking & Excavation | Parma, ID | Installer | — |
| King Concrete Construction, LLC | Caldwell, ID | Installer | — |
| KM Construction LLC | Caldwell, ID | Installer | — |
| L2 Insulation Inc | Meridian, ID | Installer | — |
| Landmark Of Idaho LLC | Caldwell, ID | Installer | — |
| Last Call Backhoe | Meridian, ID | Installer | — |
| LMC Laurenson Management & Construction LLC | Caldwell, ID | Installer | — |
| Lurre Construction, Inc. | Caldwell, ID | Installer | — |
| M3 Custom Homes DBA Specialized Services | Nampa, ID | Installer | — |
| MG Worx LLC | Nampa, ID | Installer | — |
| Millward Excavation | Wilder, ID | Installer | — |
| Mobile Home Locators, Inc. | Caldwell, ID | Installer | — |
| Mountain View Construction and Excavation | Wilder, ID | Installer | — |
| Mountain West Excavation LLC | Nampa, ID | Installer | — |
| Nampa Drain and Septic, Inc. | — | Pumper | — |
| Nampa Drain and Septic, Inc. (installer) | Nampa, ID | Installer | — |
| NOE Construction, Inc. | Parma, ID | Installer | — |
| Northwest Built LLC | Nampa, ID | Installer | — |
| Olson and Sons Excavation and Landscaping | Star, ID | Installer | — |
| Owyhee Civil LLC | Boise, ID | Installer | — |
| Paradise Excavation and Construction Inc. | Caldwell, ID | Installer | — |
| Pearman Contracting LLC | Nampa, ID | Installer | — |
| Piatt Excavating, LLC | Middleton, ID | Installer | — |
| Portapros - Ontario | — | Pumper | — |
| Portapros, LLC | — | Pumper | — |
| Powell Excavation and Septic LLC | Middleton, ID | Installer | — |
| Precision Excavation & Drilling , Inc. | Caldwell, ID | Installer | — |
| Premier Earthworks | Nampa, ID | Installer | — |
| Prime Plumbing LLC | Caldwell, ID | Installer | — |
| Prime Plumbing LLC | — | Pumper | — |
| Pro Source Equipment, Inc. | Boise, ID | Installer | — |
| Qube Construction LLC | Nampa, ID | Installer | — |
| RC Excavation LLC | Nampa, ID | Installer | — |
| Redco Concrete Solutions | Nampa, ID | Installer | — |
| Republic Enterprize | Nampa, ID | Installer | — |
| Rider Restrooms | — | Pumper | — |
| River Line Tech | Nampa, ID | Installer | — |
| Rock Excavation LLC | Nampa, ID | Installer | — |
| Rocking R Excavation LLC | Parma, ID | Installer | — |
| Sawtooth Landworks LLC | Nampa, ID | Installer | — |
| Shadow Valley Construction | Nampa, ID | Installer | — |
| Steady Earthworks, LLC | Caldwell, ID | Installer | — |
| Stone Excavation | Parma, ID | Installer | — |
| Super Star Sanitation | — | Pumper | — |
| Symms Fruit Ranch Inc | Caldwell, ID | Installer | — |
| T & R Construction & Excavation LLC | Wilder, ID | Installer | — |
| T.G Phillips Grading and Pipe | Parma, ID | Installer | — |
| Terraco Excavation & Demo | Wilder, ID | Installer | — |
| Thunder Mountain Garage Door & Structure LLC | Nampa, ID | Installer | — |
| Toll Excavation and Septic LLC | Caldwell, ID | Installer | — |
| Top Cut Services | Wilder, ID | Installer | — |
| Top Grade Excavation | Meridian, ID | Installer | — |
| Tractor & Dump Truck Services | Middleton, ID | Installer | — |
| Treasure Valley Excavation, LLC | Nampa, ID | Installer | — |
| Trinity Construction | Meridian, ID | Installer | — |
| Underline Construction | Nampa, ID | Installer | — |
| Valley Compact Demolition Excavation LLC | Caldwell, ID | Installer | — |
| Watkins Dirt and Excavation LLC | Parma, ID | Installer | — |
| Welch Excavating, Inc. | Caldwell, ID | Installer | — |
| White Iron Excavation | Parma, ID | Installer | — |
| Wild West Design Builders | Nampa, ID | Installer | — |
| Z & H Homes | Caldwell, ID | Installer | — |