| 1-2-3 Septic Services Llc | — | Saint Joseph | Septage Hauler | — |
| 360 Septic Solutions Llc | — | Spencer | Septage Hauler | — |
| 3k Septic Service Llc | — | Henry | Septage Hauler | — |
| 6t Septic Pumping Llc | — | Jay | Septage Hauler | — |
| A & R Septic Co Inc Dba A&R Wastewater Management | — | Elkhart | Septage Hauler | — |
| A Royal Flush Septic Service Llc | — | Monroe | Septage Hauler | — |
| A-1 Septic Service & Excavating, Inc. | — | Johnson | Septage Hauler | — |
| A-Hope Os Systems, Llc | — | LaPorte | Septage Hauler | — |
| A. McCormick - J. Deckard Enterprises Llc Dba Abc Septic And Drain Co. | — | Knox | Septage Hauler | — |
| A1 Porta Potty Llc | — | Floyd | Septage Hauler | — |
| A1 Septic Llc | — | Ripley | Septage Hauler | — |
| Aaa Plumbing Of Clinton County Inc. Dba Aaa Plumbing | — | Clinton | Septage Hauler | — |
| Aaron Crockett'S Environmental, Llc, Dba Aaron Crockett'S Sewer & Septic Service | — | Knox | Septage Hauler | — |
| Abes Plumbing Co Inc. Dba Abes Plumbing Complete Plumbing | — | Saint Joseph | Septage Hauler | — |
| Adam Meyer Dba Septic Pumping Solutions | — | Decatur | Septage Hauler | — |
| Advanced Septic And Sewer, Inc. | — | Wayne | Septage Hauler | — |
| Advanced Sewer Services Inc. | — | Lake | Septage Hauler | — |
| Affordable Septic & Service Llc Dba Branum'S Affordable Septic & Service | — | Bartholomew | Septage Hauler | — |
| Affordable Waste Solutions Llc Dba Affordable Septic | — | Monroe | Septage Hauler | — |
| Affordapotty Llc Dba Afford A Potty | — | Saint Joseph | Septage Hauler | — |
| Agew Llc Dba Owen'S Septic Service | — | Morgan | Septage Hauler | — |
| Ailes Llc Dba Jay'S Septic Service | — | Grant | Septage Hauler | — |
| Alex Robbins Dba Robbins & Sons Plumbing & Septic Services | — | Jennings | Septage Hauler | — |
| Alfred Godfrey Dba Aaa Godfrey Septic Tank Service | — | Knox | Septage Hauler | — |
| All Star Sanitation, Inc. | — | Vigo | Septage Hauler | — |
| American Grease And Septic, Llc | — | Vanderburgh | Septage Hauler | — |
| American Pumping, Llc | — | Carroll | Septage Hauler | — |
| American Tool-Time 2 Llc | — | Cass | Septage Hauler | — |
| Anytime Outhouse Llc | — | Boone | Septage Hauler | — |
| Arkie Oakes Jr. Dba A Oaks Septic Tank Service | — | Vermillion | Septage Hauler | — |
| Asap Poop Company Llc Dba Asap Septic Llc | — | Saint Joseph | Septage Hauler | — |
| Auburn Rental And Supply Inc Dba Taylor Rental Center | — | DeKalb | Septage Hauler | — |
| Autry'S Septic Tank Service Inc. | — | State of Kentucky | Septage Hauler | — |
| B & H Pumping Service Llc | — | Ripley | Septage Hauler | — |
| Baker'S Septic Services, Inc. | — | Putnam | Septage Hauler | — |
| Barnes Sewer & Septic, Llc | — | Randolph | Septage Hauler | — |
| Barrett'S Excavating, Llc | — | Clay | Septage Hauler | — |
| Beebe'S Excavation & Septic Services Llc Dba Beebe'S Excavation & Septic Services Llc; A-Midwest Septic Services | — | Porter | Septage Hauler | — |
| Bennett Sanitation Llc | — | LaGrange | Septage Hauler | — |
| Best Way Of Indiana, Inc., Dba Best Way Disposal (A-Div) | — | Madison | Septage Hauler | — |
| Best Way Of Indiana, Inc., Dba Best Way Disposal (H-Div) | — | Decatur | Septage Hauler | — |
| Best Way Of Indiana, Inc., Dba Best Way Disposal (I-Div) | — | Marion | Septage Hauler | — |
| Bfu, Inc. | — | Monroe | Septage Hauler | — |
| Blake Hull-Chochran Dba H&H Pro Septic | — | Miami | Septage Hauler | — |
| Blevins Sanitation Inc. | — | Floyd | Septage Hauler | — |
| Bluhm & Reber, Llc, Dba Bluhm & Reber, Llc, Drain, Sewer And Septic Cleaning | — | Adams | Septage Hauler | — |
| Bobbie Neff Dba Neff'S Septic Service | — | Cass | Septage Hauler | — |
| Bonnie Leasing & Sons, Llc | — | Martin | Septage Hauler | — |
| Bpv Llc Dba B&R Portable Restrooms & Services | — | Boone | Septage Hauler | — |
| Brad Hawkins | — | Lawrence | Septage Hauler | — |
| Bradley Allison Dba Big Brad'S Septic Service | — | Ripley | Septage Hauler | — |
| Brett Burge Dba A&B Septic Service | — | Rush | Septage Hauler | — |
| Brewer'S Septic Service Inc. | — | Blackford | Septage Hauler | — |
| Brian Burris Dba Fountaintown Septic Cleaning | — | Shelby | Septage Hauler | — |
| Brian Helson Dba Blue Moon Environmental | — | State of Kentucky | Septage Hauler | — |
| Brian Stanley Dba L & S Sanitation | — | Rush | Septage Hauler | — |
| Brooke Hall Dba C+B Portables + Septics | — | Wabash | Septage Hauler | — |
| Brookville Whitewater Department Of Natural Resources | — | Franklin | Septage Hauler | — |
| Brothers Septic Llc | — | Elkhart | Septage Hauler | — |
| Broyles Plumbing Heating & Cooling Inc. | — | Henry | Septage Hauler | — |
| Bruce McCrory Dba Mac'S Septic Service | — | Elkhart | Septage Hauler | — |
| Bruce Septic And Repair, Inc. | — | Lake | Septage Hauler | — |
| Bruner & Yoder Portable Restrooms Llc | — | Kosciusko | Septage Hauler | — |
| Bs Express Llc | — | Harrison | Septage Hauler | — |
| Buck Lake Ranch Camping & Entertainment, Llc | — | Steuben | Septage Hauler | — |
| Buck Valley Septic Company | — | Brown | Septage Hauler | — |
| Burke'S Sewer Service, Llc | — | Huntington | Septage Hauler | — |
| Burns Rent-Alls Inc Dba Johns To Go | — | Saint Joseph | Septage Hauler | — |
| Burton Haas Excavating, Llc | — | Orange | Septage Hauler | — |
| Business Investment Group, Ltd., Dba Acme Plumbing Drain & Septic Service | — | Marion | Septage Hauler | — |
| Busse'S Excavating Llc | — | Montgomery | Septage Hauler | — |
| C&C Portables, Llc | — | State of Kentucky | Septage Hauler | — |
| Caldwell'S, Inc. | — | Shelby | Septage Hauler | — |
| Cameron Gerth Dba Head Honcho Llc | — | State of Illinois | Septage Hauler | — |
| Campbell Cruze, Inc, Dba Big Johns Portable Toilets; Jiffy Port A Jon'S | — | Miami | Septage Hauler | — |
| Cecil'S Septic, Llc | — | Hancock | Septage Hauler | — |
| Champion Drains Llc | — | Randolph | Septage Hauler | — |
| Charles Hungler Jr. Dba Perfect-A-Waste Sewage Equipment Co. | — | State of Ohio | Septage Hauler | — |
| Charles Williams Dba Payless Sewer & Septic | — | Madison | Septage Hauler | — |
| Chuck'S Sewer & Drain Cleaning, Inc. | — | Grant | Septage Hauler | — |
| Circle City Rolloffs, Llc, Dba Redbox+ Of Indianapolis | — | Marion | Septage Hauler | — |
| City Of Oakland City | — | Gibson | Septage Hauler | — |
| Clwws, Inc. | — | Dubois | Septage Hauler | — |
| Cmgl Sanitation, Inc, Dba Three Sons Sanitation | — | Allen | Septage Hauler | — |
| Commercial Grease Trap Cleaning Corp. | — | Marion | Septage Hauler | — |
| Commercial Maintenance Services, Llc | — | Wayne | Septage Hauler | — |
| Commercial Sewer Cleaning Company Inc Dba Commercial Sewer Cleaning | — | Marion | Septage Hauler | — |
| Conyer Septic And Excavating, Llc | — | Jackson | Septage Hauler | — |
| Cooper Bostwick Dba Sewage Solutions | — | Wabash | Septage Hauler | — |
| Correll'S Septic Service Llc | — | Miami | Septage Hauler | — |
| Craig Simpson Dba Lsts Septic Tank Service | — | Fulton | Septage Hauler | — |
| Creed Excavating Co Inc Dba Creed Septic System Specialists | — | Marshall | Septage Hauler | — |
| Cripe'S Septic Cleaning Service Inc | — | Elkhart | Septage Hauler | — |
| Crosby'S Sanitational Services Llc | — | Montgomery | Septage Hauler | — |
| Cs Innovations, Llc, Dba Cs Portables | — | Kosciusko | Septage Hauler | — |
| Culy Contracting Llc | — | Randolph | Septage Hauler | — |
| Currys Comfort Stations | — | Shelby | Septage Hauler | — |
| Curt & Jerry Sewer Service Inc. | — | Marion | Septage Hauler | — |
| Curtis Wells Dba Clean Line Sewer, Septic & Plumbing | — | State of Illinois | Septage Hauler | — |
| D & B Septic Llc | — | Tippecanoe | Septage Hauler | — |
| D & M Excavating Inc | — | LaPorte | Septage Hauler | — |
| D T Excavating, Llc | — | Elkhart | Septage Hauler | — |
| D.J. Septic Tank Service, Inc., Dba Sudlow Excavating And Septic | — | LaPorte | Septage Hauler | — |
| D&E Initiatives Llc Dba Whitlock'S Pressure Wash | — | Fayette | Septage Hauler | — |
| Dale Planck Dba Dale Planck'S Septic Cleaning | — | Jennings | Septage Hauler | — |
| Dale Reynolds Dba Coleman Services Incorporated | — | State of Kentucky | Septage Hauler | — |
| Dallas Cooper Dba Cooper Septic Tank Service | — | Gibson | Septage Hauler | — |
| Dallas Craft Dba Craft Company Portable Toilets | — | Vermillion | Septage Hauler | — |
| Daniel Wasso Dba Perfect Potty Inc. | — | State of Illinois | Septage Hauler | — |
| Danny Eyster Dba Eyster Excavating & Sewer Service | — | Steuben | Septage Hauler | — |
| Danny'S Septic Service Inc | — | Hendricks | Septage Hauler | — |
| Danville Septic Service, Inc. | — | State of Illinois | Septage Hauler | — |
| Darling Ingredients Inc. And Darling National Llc Dba Darling Ingredients Inc. | — | Marion | Septage Hauler | — |
| Daugherty'S Services, Inc. | — | Orange | Septage Hauler | — |
| David Gee Dba D. K. Septic | — | LaPorte | Septage Hauler | — |
| David LaBere Dba LaBere Septic Tank Cleaning | — | Starke | Septage Hauler | — |
| David Oberley Dba Oberley Septic Cleaning | — | Allen | Septage Hauler | — |
| Day By Day Sanitation, Llc | — | Shelby | Septage Hauler | — |
| Delaware Septic Services, Inc. Of Indiana, Inc., Dba Delaware Septic Service | — | Delaware | Septage Hauler | — |
| Delgados Septic Cleaning Llc | — | Elkhart | Septage Hauler | — |