| 4 ACES PLUMBING | MIDDLETOWN | TIMOTHY JOHNSON | 513-422-2772 |
| ADVANTAGE CONSTRUCTION & EXCAVATING, LLC | GOSHEN | DAVID HACKER | 513-519-7360 |
| ALL AMERICAN SEPTIC | GERMANTOWN | JAMES WENDLING | 937-684-3299 |
| CINCY SEPTIC INSPECTION | BURLINGTON, KY | ALEX LOCKSTEAD | 859-766-5030 |
| COATE CONCRETE PRODUCTS, INC. | WEST MILTON | TRAVIS COATE | 934-698-4181 |
| GDR EXCAVATING LLC | JAMESTOWN | CLINT CONNER | 937-725-6920 |
| HADDIX CONSTRUCTION | LEBANON | ERIC HADDIX | 513-509-2088 |
| J.K. PRECAST, LLC | WASHINGTON COURT HOUSE | BRIAN LARRICK | 740-335-2188 |
| JOHNNY'S A-1 SANITATION | TRENTON | DON BEEMAN | 513-988-5880 |
| MY DIRT WORKS | MIDLAND | JOHN BURRIS | 513-545-2122 |
| NIEMAN PLUMBING, INC. | CINCINNATI | AJ NIEMAN | 513-851-5588 |
| SAVINGS LIQUID WASTE, INC. | HARRISON | BETH CUSHING | 513-367-4196 |
| SMALLWOOD SEPTIC & EXCAVATING | MIDDLETOWN | TIM RENNEKER | 513-844-1717 |
| SOS LIQUID WASTE | MIDDLETOWN | CHRIS WILSON | 513-266-8663 |
| SOUTHERN OHIO SANITATION | BATAVIA | RICHARD ANDERSON | 513-724-1500 |
| STILES & SONS LLC | PLEASANT PLAIN | BRIAN STILES | 513-532-6966 |
| TRI STATE LIQUID WASTE | CLEVES | RAY PENNINGTON | 513-353-3233 |
| TRI-STATE JET MANUFACTURING, LLC | HAMILTON | JEFF PIERSON | 513-896-4538 |
| TRIPLE A PRO SERVICES | FRANKLIN | TIMOTHY DEHART | 937-746-6361 |
| WINELCO, INC. | WEST CHESTER | TONY RUTLEDGE | 513-755-8050 |
